67 files changed, 1073 insertions, 556 deletions
diff --git a/.github/workflows/binaries_release4.yml b/.github/workflows/binaries_release4.yml
index 7621c32e2..ba98d0f81 100644
--- a/.github/workflows/binaries_release4.yml
+++ b/.github/workflows/binaries_release4.yml
@@ -36,7 +36,7 @@ jobs:
           goos: ${{ matrix.goos }}
           goarch: ${{ matrix.goarch }}
           overwrite: true
-          build_flags: -tags elastic,ydb,gocdk,hdfs
+          build_flags: -tags elastic,ydb,gocdk,tikv
           pre_command: export CGO_ENABLED=0 && export GODEBUG=http2client=0
           # build_flags: -tags 5BytesOffset # optional, default is
           ldflags: -extldflags -static -X github.com/chrislusf/seaweedfs/weed/util.COMMIT=${{github.sha}}
@@ -52,7 +52,7 @@ jobs:
           goarch: ${{ matrix.goarch }}
           overwrite: true
           pre_command: export CGO_ENABLED=0 && export GODEBUG=http2client=0
-          build_flags: -tags 5BytesOffset,elastic,ydb,gocdk,hdfs
+          build_flags: -tags 5BytesOffset,elastic,ydb,gocdk,tikv
           ldflags: -extldflags -static -X github.com/chrislusf/seaweedfs/weed/util.COMMIT=${{github.sha}}
           # Where to run `go build .`
           project_path: weed
diff --git a/.github/workflows/container_release4.yml b/.github/workflows/container_release4.yml
index 0788abeca..f9f88fdcf 100644
--- a/.github/workflows/container_release4.yml
+++ b/.github/workflows/container_release4.yml
@@ -52,7 +52,7 @@ jobs:
           context: ./docker
           push: ${{ github.event_name != 'pull_request' }}
           file: ./docker/Dockerfile.go_build
-          build-args: TAGS=elastic,ydb,gocdk,hdfs
+          build-args: TAGS=elastic,ydb,gocdk,tikv
           platforms: linux/amd64
           tags: ${{ steps.docker_meta.outputs.tags }}
           labels: ${{ steps.docker_meta.outputs.labels }}
diff --git a/.github/workflows/container_release5.yml b/.github/workflows/container_release5.yml
index e536a20b7..dd97bde31 100644
--- a/.github/workflows/container_release5.yml
+++ b/.github/workflows/container_release5.yml
@@ -52,7 +52,7 @@ jobs:
           context: ./docker
           push: ${{ github.event_name != 'pull_request' }}
           file: ./docker/Dockerfile.go_build
-          build-args: TAGS=5BytesOffset,elastic,ydb,gocdk,hdfs
+          build-args: TAGS=5BytesOffset,elastic,ydb,gocdk,tikv
           platforms: linux/amd64
           tags: ${{ steps.docker_meta.outputs.tags }}
           labels: ${{ steps.docker_meta.outputs.labels }}
diff --git a/.github/workflows/depsreview.yml b/.github/workflows/depsreview.yml
index 71619ae1b..b84b27d15 100644
--- a/.github/workflows/depsreview.yml
+++ b/.github/workflows/depsreview.yml
@@ -11,4 +11,4 @@ jobs:
       - name: 'Checkout Repository'
         uses: actions/checkout@dcd71f646680f2efd8db4afa5ad64fdcba30e748
       - name: 'Dependency Review'
-        uses: actions/dependency-review-action@a9c83d3af6b9031e20feba03b904645bb23d1dab
+        uses: actions/dependency-review-action@1c59cdf2a9c7f29c90e8da32237eb04b81bad9f0
diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
index 9350dc738..48aee8768 100644
--- a/.github/workflows/go.yml
+++ b/.github/workflows/go.yml
@@ -34,7 +34,7 @@ jobs:
         cd weed; go get -v -t -d ./...
 
     - name: Build
-      run: cd weed; go build -tags "elastic gocdk sqlite hdfs ydb" -v .
+      run: cd weed; go build -tags "elastic gocdk sqlite ydb tikv" -v .
 
     - name: Test
-      run: cd weed; go test -tags "elastic gocdk sqlite hdfs ydb" -v ./...
+      run: cd weed; go test -tags "elastic gocdk sqlite ydb tikv" -v ./...
diff --git a/Makefile b/Makefile
index 1287d9f8d..aa736edee 100644
--- a/Makefile
+++ b/Makefile
@@ -8,4 +8,7 @@ install:
 	cd weed; go install
 
 full_install:
-	cd weed; go install -tags "elastic gocdk sqlite hdfs ydb"
+	cd weed; go install -tags "elastic gocdk sqlite ydb tikv"
+
+test:
+	cd weed; go test -tags "elastic gocdk sqlite ydb tikv" -v ./...
diff --git a/docker/README.md b/docker/README.md
index 524f5d4d0..288d87158 100644
--- a/docker/README.md
+++ b/docker/README.md
@@ -28,6 +28,13 @@ cd $GOPATH/src/github.com/chrislusf/seaweedfs/docker
 make
 ```
 
+### S3 cmd
+
+list
+```
+s3cmd --no-ssl --host=127.0.0.1:8333 ls s3://
+```
+
 ## Build and push a multiarch build
 
 Make sure that `docker buildx` is supported (might be an experimental docker feature)
diff --git a/docker/compose/local-dev-compose.yml b/docker/compose/local-dev-compose.yml
index 01d0594a6..5df1e7332 100644
--- a/docker/compose/local-dev-compose.yml
+++ b/docker/compose/local-dev-compose.yml
@@ -29,7 +29,7 @@ services:
       - 8111:8111
       - 8888:8888
       - 18888:18888
-    command: '-v=1 filer -master="master:9333" -iam'
+    command: '-v=1 filer -ip.bind=0.0.0.0 -master="master:9333" -iam -iam.ip=filer'
     depends_on:
       - master
       - volume
@@ -41,7 +41,7 @@ services:
     image: chrislusf/seaweedfs:local
     ports:
       - 8333:8333
-    command: '-v=1 s3 -filer="filer:8888"'
+    command: '-v=1 s3 -filer="filer:8888" -ip.bind=s3'
     depends_on:
       - master
       - volume
diff --git a/docker/compose/tls.env b/docker/compose/tls.env
index a82954c4f..3a52fce52 100644
--- a/docker/compose/tls.env
+++ b/docker/compose/tls.env
@@ -11,4 +11,6 @@ WEED_GRPC_CLIENT_KEY=/etc/seaweedfs/tls/client01.dev.key
 WEED_GRPC_MASTER_ALLOWED_COMMONNAMES="volume01.dev,master01.dev,filer01.dev,client01.dev"
 WEED_GRPC_VOLUME_ALLOWED_COMMONNAMES="volume01.dev,master01.dev,filer01.dev,client01.dev"
 WEED_GRPC_FILER_ALLOWED_COMMONNAMES="volume01.dev,master01.dev,filer01.dev,client01.dev"
-WEED_GRPC_CLIENT_ALLOWED_COMMONNAMES="volume01.dev,master01.dev,filer01.dev,client01.dev"
-\ No newline at end of file
+WEED_GRPC_CLIENT_ALLOWED_COMMONNAMES="volume01.dev,master01.dev,filer01.dev,client01.dev"
+#GRPC_GO_LOG_SEVERITY_LEVEL=info
+#GRPC_GO_LOG_VERBOSITY_LEVEL=2
+\ No newline at end of file
diff --git a/docker/seaweedfs-dev-compose.yml b/docker/seaweedfs-dev-compose.yml
index 2382fb17d..0b11e72e4 100644
--- a/docker/seaweedfs-dev-compose.yml
+++ b/docker/seaweedfs-dev-compose.yml
@@ -20,7 +20,7 @@ services:
     ports:
       - 8888:8888
       - 18888:18888
-    command: 'filer -master="master:9333"'
+    command: 'filer -master="master:9333" -ip.bind=0.0.0.0'
     depends_on:
       - master
       - volume
@@ -28,7 +28,7 @@ services:
     image: chrislusf/seaweedfs:dev # use a remote dev image
     ports:
       - 8333:8333
-    command: 's3 -filer="filer:8888"'
+    command: 's3 -filer="filer:8888" -ip.bind=0.0.0.0'
     depends_on:
       - master
       - volume
diff --git a/go.mod b/go.mod
index a937b0123..c8d6726d4 100644
--- a/go.mod
+++ b/go.mod
@@ -3,21 +3,20 @@ module github.com/chrislusf/seaweedfs
 go 1.18
 
 require (
-	cloud.google.com/go v0.100.2 // indirect
-	cloud.google.com/go/pubsub v1.21.1
-	cloud.google.com/go/storage v1.22.1
+	cloud.google.com/go v0.102.1 // indirect
+	cloud.google.com/go/pubsub v1.22.2
+	cloud.google.com/go/storage v1.23.0
 	github.com/Azure/azure-pipeline-go v0.2.3
 	github.com/Azure/azure-storage-blob-go v0.15.0
 	github.com/OneOfOne/xxhash v1.2.8
 	github.com/Shopify/sarama v1.34.1
-	github.com/aws/aws-sdk-go v1.44.32
+	github.com/aws/aws-sdk-go v1.44.37
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/buraksezer/consistent v0.0.0-20191006190839-693edf70fd72
 	github.com/bwmarrin/snowflake v0.3.0
 	github.com/cespare/xxhash v1.1.0
 	github.com/cespare/xxhash/v2 v2.1.2 // indirect
-	github.com/chrislusf/raft v1.0.8
-	github.com/colinmarc/hdfs/v2 v2.3.0
+	github.com/chrislusf/raft v1.0.9
 	github.com/coreos/go-semver v0.3.0 // indirect
 	github.com/coreos/go-systemd/v22 v22.3.2 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
@@ -36,7 +35,7 @@ require (
 	github.com/fsnotify/fsnotify v1.5.4 // indirect
 	github.com/go-errors/errors v1.1.1 // indirect
 	github.com/go-redis/redis/v8 v8.11.5
-	github.com/go-redsync/redsync/v4 v4.5.0
+	github.com/go-redsync/redsync/v4 v4.5.1
 	github.com/go-sql-driver/mysql v1.6.0
 	github.com/go-stack/stack v1.8.1 // indirect
 	github.com/go-zookeeper/zk v1.0.2 // indirect
@@ -45,27 +44,26 @@ require (
 	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
 	github.com/golang/protobuf v1.5.2
 	github.com/golang/snappy v0.0.4 // indirect
-	github.com/google/btree v1.0.1
+	github.com/google/btree v1.1.2
 	github.com/google/go-cmp v0.5.8 // indirect
 	github.com/google/uuid v1.3.0
 	github.com/google/wire v0.5.0 // indirect
 	github.com/googleapis/gax-go/v2 v2.4.0 // indirect
 	github.com/gorilla/mux v1.8.0
-	github.com/grpc-ecosystem/go-grpc-middleware v1.3.0
 	github.com/hailocab/go-hostpool v0.0.0-20160125115350-e80d13ce29ed // indirect
 	github.com/hashicorp/errwrap v1.0.0 // indirect
 	github.com/hashicorp/go-multierror v1.1.1 // indirect
 	github.com/hashicorp/go-uuid v1.0.2 // indirect
 	github.com/hashicorp/hcl v1.0.0 // indirect
 	github.com/jcmturner/gofork v1.0.0 // indirect
-	github.com/jcmturner/gokrb5/v8 v8.4.2
+	github.com/jcmturner/gokrb5/v8 v8.4.2 // indirect
 	github.com/jinzhu/copier v0.3.5
 	github.com/jmespath/go-jmespath v0.4.0 // indirect
 	github.com/json-iterator/go v1.1.12
 	github.com/karlseguin/ccache/v2 v2.0.8
 	github.com/kballard/go-shellquote v0.0.0-20180428030007-95032a82bc51 // indirect
 	github.com/klauspost/compress v1.15.6 // indirect
-	github.com/klauspost/reedsolomon v1.9.16
+	github.com/klauspost/reedsolomon v1.10.0
 	github.com/kurin/blazer v0.5.3
 	github.com/lib/pq v1.10.6
 	github.com/linxGnu/grocksdb v1.7.3
@@ -98,7 +96,7 @@ require (
 	github.com/spf13/jwalterweatherman v1.1.0 // indirect
 	github.com/spf13/viper v1.12.0
 	github.com/streadway/amqp v1.0.0
-	github.com/stretchr/testify v1.7.2
+	github.com/stretchr/testify v1.7.5
 	github.com/stvp/tempredis v0.0.0-20181119212430-b82af8480203
 	github.com/syndtr/goleveldb v1.0.1-0.20190318030020-c3a204f8e965
 	github.com/tidwall/gjson v1.14.1
@@ -123,15 +121,15 @@ require (
 	golang.org/x/crypto v0.0.0-20220411220226-7b82a4e95df4 // indirect
 	golang.org/x/exp v0.0.0-20220414153411-bcd21879b8fd
 	golang.org/x/image v0.0.0-20200119044424-58c23975cae1
-	golang.org/x/net v0.0.0-20220607020251-c690dde0001d
-	golang.org/x/oauth2 v0.0.0-20220524215830-622c5d57e401 // indirect
-	golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a
+	golang.org/x/net v0.0.0-20220617184016-355a448f1bc9
+	golang.org/x/oauth2 v0.0.0-20220608161450-d0670ef3b1eb // indirect
+	golang.org/x/sys v0.0.0-20220615213510-4f61da869c0c
 	golang.org/x/text v0.3.7 // indirect
 	golang.org/x/tools v0.1.8-0.20211029000441-d6a9af8af023
-	golang.org/x/xerrors v0.0.0-20220517211312-f3a8303e98df // indirect
-	google.golang.org/api v0.83.0
+	golang.org/x/xerrors v0.0.0-20220609144429-65e65417b02f // indirect
+	google.golang.org/api v0.85.0
 	google.golang.org/appengine v1.6.7 // indirect
-	google.golang.org/genproto v0.0.0-20220602131408-e326c6e8e9c8 // indirect
+	google.golang.org/genproto v0.0.0-20220617124728-180714bec0ad // indirect
 	google.golang.org/grpc v1.47.0
 	google.golang.org/protobuf v1.28.0
 	gopkg.in/inf.v0 v0.9.1 // indirect
@@ -151,15 +149,17 @@ require (
 	github.com/Jille/raft-grpc-transport v1.2.0
 	github.com/arangodb/go-driver v1.3.2
 	github.com/fluent/fluent-logger-golang v1.9.0
-	github.com/hanwen/go-fuse/v2 v2.1.0
+	github.com/hanwen/go-fuse/v2 v2.1.1-0.20220531082602-17a864ed5940
 	github.com/hashicorp/raft v1.3.9
 	github.com/hashicorp/raft-boltdb v0.0.0-20220329195025-15018e9b97e0
+	github.com/tikv/client-go/v2 v2.0.1
 	github.com/ydb-platform/ydb-go-sdk-auth-environ v0.1.2
-	github.com/ydb-platform/ydb-go-sdk/v3 v3.26.10
+	github.com/ydb-platform/ydb-go-sdk/v3 v3.27.0
+	google.golang.org/grpc/security/advancedtls v0.0.0-20220622233350-5cdb09fa29c1
 )
 
 require (
-	cloud.google.com/go/compute v1.6.1 // indirect
+	cloud.google.com/go/compute v1.7.0 // indirect
 	cloud.google.com/go/iam v0.3.0 // indirect
 	github.com/arangodb/go-velocypack v0.0.0-20200318135517-5af53c29c67e // indirect
 	github.com/armon/go-metrics v0.3.10 // indirect
@@ -176,36 +176,47 @@ require (
 	github.com/aws/aws-sdk-go-v2/service/sso v1.11.3 // indirect
 	github.com/aws/aws-sdk-go-v2/service/sts v1.16.3 // indirect
 	github.com/aws/smithy-go v1.11.2 // indirect
+	github.com/benbjohnson/clock v1.1.0 // indirect
 	github.com/boltdb/bolt v1.3.1 // indirect
+	github.com/cznic/mathutil v0.0.0-20181122101859-297441e03548 // indirect
 	github.com/d4l3k/messagediff v1.2.1 // indirect
+	github.com/dgryski/go-farm v0.0.0-20190423205320-6a90982ecee2 // indirect
 	github.com/fatih/color v1.13.0 // indirect
 	github.com/fclairamb/go-log v0.3.0 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
+	github.com/googleapis/enterprise-certificate-proxy v0.1.0 // indirect
 	github.com/googleapis/go-type-adapters v1.0.0 // indirect
+	github.com/grpc-ecosystem/go-grpc-middleware v1.1.0 // indirect
 	github.com/hashicorp/go-hclog v1.2.0 // indirect
 	github.com/hashicorp/go-immutable-radix v1.3.1 // indirect
 	github.com/hashicorp/go-msgpack v1.1.5 // indirect
 	github.com/hashicorp/golang-lru v0.5.4 // indirect
 	github.com/jcmturner/aescts/v2 v2.0.0 // indirect
 	github.com/jcmturner/dnsutils/v2 v2.0.0 // indirect
-	github.com/jcmturner/goidentity/v6 v6.0.1 // indirect
 	github.com/jcmturner/rpc/v2 v2.0.3 // indirect
 	github.com/jonboulle/clockwork v0.2.2 // indirect
 	github.com/josharian/intern v1.0.0 // indirect
-	github.com/klauspost/cpuid/v2 v2.0.6 // indirect
+	github.com/klauspost/cpuid/v2 v2.0.14 // indirect
 	github.com/mattn/go-colorable v0.1.12 // indirect
 	github.com/mattn/go-runewidth v0.0.7 // indirect
 	github.com/mattn/go-sqlite3 v2.0.1+incompatible // indirect
 	github.com/nats-io/nats.go v1.13.1-0.20220121202836-972a071d373d // indirect
 	github.com/nats-io/nkeys v0.3.0 // indirect
 	github.com/nats-io/nuid v1.0.1 // indirect
+	github.com/opentracing/opentracing-go v1.2.0 // indirect
 	github.com/pelletier/go-toml/v2 v2.0.1 // indirect
 	github.com/philhofer/fwd v1.1.1 // indirect
 	github.com/pierrec/lz4/v4 v4.1.14 // indirect
+	github.com/pingcap/errors v0.11.5-0.20211224045212-9687c2b0f87c // indirect
+	github.com/pingcap/failpoint v0.0.0-20210918120811-547c13e3eb00 // indirect
+	github.com/pingcap/kvproto v0.0.0-20220106070556-3fa8fa04f898 // indirect
+	github.com/pingcap/log v0.0.0-20211215031037-e024ba4eb0ee // indirect
 	github.com/rwcarlsen/goexif v0.0.0-20190401172101-9e8deecbddbd // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
 	github.com/subosito/gotenv v1.3.0 // indirect
+	github.com/tikv/pd/client v0.0.0-20220216070739-26c668271201 // indirect
 	github.com/tinylib/msgp v1.1.6 // indirect
+	github.com/twmb/murmur3 v1.1.3 // indirect
 	github.com/yandex-cloud/go-genproto v0.0.0-20211115083454-9ca41db5ed9e // indirect
 	github.com/ydb-platform/ydb-go-genproto v0.0.0-20220531094121-36ca6bddb9f7 // indirect
 	github.com/ydb-platform/ydb-go-yc v0.8.3 // indirect
@@ -218,6 +229,7 @@ require (
 	golang.org/x/mod v0.6.0-dev.0.20211013180041-c96bc1413d57 // indirect
 	golang.org/x/sync v0.0.0-20220601150217-0de741cfad7f // indirect
 	gopkg.in/ini.v1 v1.66.4 // indirect
+	gopkg.in/natefinch/lumberjack.v2 v2.0.0 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 	lukechampine.com/uint128 v1.1.1 // indirect
diff --git a/go.sum b/go.sum
index e45204d35..9f446757c 100644
--- a/go.sum
+++ b/go.sum
@@ -13,6 +13,7 @@ cloud.google.com/go v0.54.0/go.mod h1:1rq2OEkV3YMf6n/9ZvGWI3GWw0VoqH/1x2nd8Is/bP
 cloud.google.com/go v0.56.0/go.mod h1:jr7tqZxxKOVYizybht9+26Z/gUq7tiRzu+ACVAMbKVk=
 cloud.google.com/go v0.57.0/go.mod h1:oXiQ6Rzq3RAkkY7N6t3TcE6jE+CIBBbA36lwQ1JyzZs=
 cloud.google.com/go v0.62.0/go.mod h1:jmCYTdRCQuc1PHIIJ/maLInMho30T/Y0M4hTdTShOYc=
+cloud.google.com/go v0.63.0/go.mod h1:GmezbQc7T2snqkEXWfZ0sy0VfkB/ivI2DdtJL2DEmlg=
 cloud.google.com/go v0.65.0/go.mod h1:O5N8zS7uWy9vkA9vayVHs65eM1ubvY4h553ofrNHObY=
 cloud.google.com/go v0.72.0/go.mod h1:M+5Vjvlc2wnp6tjzE102Dw08nGShTscUx2nZMufOKPI=
 cloud.google.com/go v0.74.0/go.mod h1:VV1xSbzvo+9QJOxLDaJfTjx5e+MePCpCWwvftOeQmWk=
@@ -30,8 +31,10 @@ cloud.google.com/go v0.94.1/go.mod h1:qAlAugsXlC+JWO+Bke5vCtc9ONxjQT3drlTTnAplMW
 cloud.google.com/go v0.97.0/go.mod h1:GF7l59pYBVlXQIBLx3a761cZ41F9bBH3JUlihCt2Udc=
 cloud.google.com/go v0.99.0/go.mod h1:w0Xx2nLzqWJPuozYQX+hFfCSI8WioryfRDzkoI/Y2ZA=
 cloud.google.com/go v0.100.1/go.mod h1:fs4QogzfH5n2pBXBP9vRiU+eCny7lD2vmFZy79Iuw1U=
-cloud.google.com/go v0.100.2 h1:t9Iw5QH5v4XtlEQaCtUY7x6sCABps8sW0acw7e2WQ6Y=
 cloud.google.com/go v0.100.2/go.mod h1:4Xra9TjzAeYHrl5+oeLlzbM2k3mjVhZh4UqTZ//w99A=
+cloud.google.com/go v0.102.0/go.mod h1:oWcCzKlqJ5zgHQt9YsaeTY9KzIvjyy0ArmiBUgpQ+nc=
+cloud.google.com/go v0.102.1 h1:vpK6iQWv/2uUeFJth4/cBHsQAGjn1iIE6AAlxipRaA0=
+cloud.google.com/go v0.102.1/go.mod h1:XZ77E9qnTEnrgEOvr4xzfdX5TRo7fB4T2F4O6+34hIU=
 cloud.google.com/go/bigquery v1.0.1/go.mod h1:i/xbL2UlR5RvWAURpBYZTtm/cXjCha9lbfbpx4poX+o=
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 cloud.google.com/go/bigquery v1.4.0/go.mod h1:S8dzgnTigyfTmLBfrtrhyYhwRxG72rYxvftPBK2Dvzc=
@@ -43,8 +46,9 @@ cloud.google.com/go/compute v1.2.0/go.mod h1:xlogom/6gr8RJGBe7nT2eGsQYAFUbbv8dbC
 cloud.google.com/go/compute v1.3.0/go.mod h1:cCZiE1NHEtai4wiufUhW8I8S1JKkAnhnQJWM7YD99wM=
 cloud.google.com/go/compute v1.5.0/go.mod h1:9SMHyhJlzhlkJqrPAc839t2BZFTSk6Jdj6mkzQJeu0M=
 cloud.google.com/go/compute v1.6.0/go.mod h1:T29tfhtVbq1wvAPo0E3+7vhgmkOYeXjhFvz/FMzPu0s=
-cloud.google.com/go/compute v1.6.1 h1:2sMmt8prCn7DPaG4Pmh0N3Inmc8cT8ae5k1M6VJ9Wqc=
 cloud.google.com/go/compute v1.6.1/go.mod h1:g85FgpzFvNULZ+S8AYq87axRKuf2Kh7deLqV/jJ3thU=
+cloud.google.com/go/compute v1.7.0 h1:v/k9Eueb8aAJ0vZuxKMrgm6kPhCLZU9HxFU+AFDs9Uk=
+cloud.google.com/go/compute v1.7.0/go.mod h1:435lt8av5oL9P3fv1OEzSbSUe+ybHXGMPQHHZWZxy9U=
 cloud.google.com/go/datastore v1.0.0/go.mod h1:LXYbyblFSglQ5pkeyhO+Qmw7ukd3C+pD7TKLgZqpHYE=
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 cloud.google.com/go/firestore v1.6.1/go.mod h1:asNXNOzBdyVQmEU+ggO8UPodTkEVFW5Qx+rwHnAz+EY=
@@ -62,8 +66,8 @@ cloud.google.com/go/pubsub v1.1.0/go.mod h1:EwwdRX2sKPjnvnqCa270oGRyludottCI76h+
 cloud.google.com/go/pubsub v1.2.0/go.mod h1:jhfEVHT8odbXTkndysNHCcx0awwzvfOlguIAii9o8iA=
 cloud.google.com/go/pubsub v1.3.1/go.mod h1:i+ucay31+CNRpDW4Lu78I4xXG+O1r/MAHgjpRVR+TSU=
 cloud.google.com/go/pubsub v1.19.0/go.mod h1:/O9kmSe9bb9KRnIAWkzmqhPjHo6LtzGOBYd/kr06XSs=
-cloud.google.com/go/pubsub v1.21.1 h1:ghu6wlm6WouITmmuwkxGG+6vNRXDaPdAjqLcRdsw3EQ=
-cloud.google.com/go/pubsub v1.21.1/go.mod h1:u3XGeMBOBCIQLcxNzy14Svz88ZFS8vI250uDgIAQDSQ=
+cloud.google.com/go/pubsub v1.22.2 h1:e6A4rhtMX4opff/jDWApl4HwLtsCdV9VULVfpFRp6eo=
+cloud.google.com/go/pubsub v1.22.2/go.mod h1:LBHGrtgM7+SGKCDKQu2pKIRtGwbZyJvRDkMk0594xdU=
 cloud.google.com/go/secretmanager v1.3.0/go.mod h1:+oLTkouyiYiabAQNugCeTS3PAArGiMJuBqvJnJsyH+U=
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 cloud.google.com/go/storage v1.5.0/go.mod h1:tpKbwo567HUNpVclU5sGELwQWBDZ8gh0ZeosJ0Rtdos=
@@ -72,8 +76,9 @@ cloud.google.com/go/storage v1.8.0/go.mod h1:Wv1Oy7z6Yz3DshWRJFhqM/UCfaWIRTdp0RX
 cloud.google.com/go/storage v1.10.0/go.mod h1:FLPqc6j+Ki4BU591ie1oL6qBQGu2Bl/tZ9ullr3+Kg0=
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 cloud.google.com/go/storage v1.21.0/go.mod h1:XmRlxkgPjlBONznT2dDUU/5XlpU2OjMnKuqnZI01LAA=
-cloud.google.com/go/storage v1.22.1 h1:F6IlQJZrZM++apn9V5/VfS3gbTUYg98PS3EMQAzqtfg=
 cloud.google.com/go/storage v1.22.1/go.mod h1:S8N1cAStu7BOeFfE8KAQzmyyLkK8p/vmRq6kuBTW58Y=
+cloud.google.com/go/storage v1.23.0 h1:wWRIaDURQA8xxHguFCshYepGlrWIrbBnAmc7wfg07qY=
+cloud.google.com/go/storage v1.23.0/go.mod h1:vOEEDNFnciUMhBeT6hsJIn3ieU5cFRmzeLgDvXzfIXc=
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 contrib.go.opencensus.io/exporter/aws v0.0.0-20200617204711-c478e41e60e9/go.mod h1:uu1P0UCM/6RbsMrgPa98ll8ZcHM858i/AD06a9aLRCA=
@@ -117,6 +122,7 @@ github.com/Azure/go-autorest/logger v0.2.1 h1:IG7i4p/mDa2Ce4TRyAO8IHnVhAVF3RFU+Z
 github.com/Azure/go-autorest/logger v0.2.1/go.mod h1:T9E3cAhj2VqvPOtCYAvby9aBXkZmbF5NWuPV8+WeEW8=
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+github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
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@@ -137,6 +143,7 @@ github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751/go.mod h1:LOuy
 github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
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 github.com/alecthomas/units v0.0.0-20190924025748-f65c72e2690d/go.mod h1:rBZYJk541a8SKzHPHnH3zbiI+7dagKZ0cgpgrD7Fyho=
+github.com/antihax/optional v0.0.0-20180407024304-ca021399b1a6/go.mod h1:V8iCPQYkqmusNa815XgQio277wI47sdRh1dUOLdyC6Q=
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@@ -150,8 +157,8 @@ github.com/armon/go-metrics v0.3.10/go.mod h1:4O98XIr/9W0sxpJ8UaYkvjk10Iff7SnFrb
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-github.com/aws/aws-sdk-go v1.44.32 h1:x5hBtpY/02sgRL158zzTclcCLwh3dx3YlSl1rAH4Op0=
-github.com/aws/aws-sdk-go v1.44.32/go.mod h1:y4AeaBuwd2Lk+GepC1E9v0qOiTws0MIWAX4oIKwKHZo=
+github.com/aws/aws-sdk-go v1.44.37 h1:KvDxCX6dfJeEDC77U5GPGSP0ErecmNnhDHFxw+NIvlI=
+github.com/aws/aws-sdk-go v1.44.37/go.mod h1:y4AeaBuwd2Lk+GepC1E9v0qOiTws0MIWAX4oIKwKHZo=
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@@ -210,8 +217,8 @@ github.com/cespare/xxhash v1.1.0/go.mod h1:XrSqR1VqqWfGrhpAt58auRo0WTKS1nRRg3ghf
 github.com/cespare/xxhash/v2 v2.1.1/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
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-github.com/chrislusf/raft v1.0.8 h1:d1wnLXy6/a/X23Nb/Otwb7oOctP5uRCmgHRz9NjxEFw=
-github.com/chrislusf/raft v1.0.8/go.mod h1:Ep5DP+mJSosjfKiix1uU7Lc2Df/SX4oGJEpZlXH5l68=
+github.com/chrislusf/raft v1.0.9 h1:EGUpBUzQSzu7WG/jF16IeoySSuxyyK3lfoltcUckC3I=
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@@ -228,8 +235,6 @@ github.com/cncf/xds/go v0.0.0-20210922020428-25de7278fc84/go.mod h1:eXthEFrGJvWH
 github.com/cncf/xds/go v0.0.0-20211001041855-01bcc9b48dfe/go.mod h1:eXthEFrGJvWHgFFCl3hGmgk+/aYT6PnTQLykKQRLhEs=
 github.com/cncf/xds/go v0.0.0-20211011173535-cb28da3451f1/go.mod h1:eXthEFrGJvWHgFFCl3hGmgk+/aYT6PnTQLykKQRLhEs=
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-github.com/colinmarc/hdfs/v2 v2.3.0 h1:tMxOjXn6+7iPUlxAyup9Ha2hnmLe3Sv5DM2qqbSQ2VY=
-github.com/colinmarc/hdfs/v2 v2.3.0/go.mod h1:nsyY1uyQOomU34KVQk9Qb/lDJobN1MQ/9WS6IqcVZno=
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@@ -240,6 +245,8 @@ github.com/coreos/go-systemd/v22 v22.3.2/go.mod h1:Y58oyj3AT4RCenI/lSvhwexgC+NSV
 github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
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+github.com/cznic/mathutil v0.0.0-20181122101859-297441e03548 h1:iwZdTE0PVqJCos1vaoKsclOGD3ADKpshg3SRtYBbwso=
+github.com/cznic/mathutil v0.0.0-20181122101859-297441e03548/go.mod h1:e6NPNENfs9mPDVNRekM7lKScauxd5kXTr1Mfyig6TDM=
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@@ -248,6 +255,8 @@ github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSs
 github.com/dchest/uniuri v0.0.0-20160212164326-8902c56451e9/go.mod h1:GgB8SF9nRG+GqaDtLcwJZsQFhcogVCJ79j4EdT0c2V4=
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@@ -332,8 +341,8 @@ github.com/go-redis/redis/v7 v7.4.0/go.mod h1:JDNMw23GTyLNC4GZu9njt15ctBQVn7xjRf
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-github.com/go-redsync/redsync/v4 v4.5.0 h1:kJjDzn/iEbU+K/6w+O8b1rzuYIK/nP9EQRc5nXKW9x4=
-github.com/go-redsync/redsync/v4 v4.5.0/go.mod h1:AfhgO1E6W3rlUTs6Zmz/B6qBZJFasV30lwo7nlizdDs=
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@@ -350,6 +359,8 @@ github.com/gocql/gocql v0.0.0-20210707082121-9a3953d1826d/go.mod h1:3gM2c4D3AnkI
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@@ -394,6 +405,7 @@ github.com/golang/protobuf v1.5.1/go.mod h1:DopwsBzvsk0Fs44TXzsVbJyPhcCPeIwnvohx
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@@ -401,8 +413,8 @@ github.com/gomodule/redigo v1.8.2 h1:H5XSIre1MB5NbPYFp+i1NBbb5qN1W8Y8YAQoAYbkm8k
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@@ -445,6 +457,7 @@ github.com/google/pprof v0.0.0-20201203190320-1bf35d6f28c2/go.mod h1:kpwsk12EmLe
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@@ -600,6 +616,8 @@ github.com/karlseguin/expect v1.0.2-0.20190806010014-778a5f0c6003 h1:vJ0Snvo+SLM
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@@ -817,8 +857,9 @@ github.com/streadway/amqp v1.0.0 h1:kuuDrUJFZL1QYL9hUNuCxNObNzB0bV/ZG5jV3RWAQgo=
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@@ -826,8 +867,8 @@ github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5
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@@ -841,11 +882,17 @@ github.com/tidwall/match v1.1.1/go.mod h1:eRSPERbgtNPcGhD8UCthc6PmLEQXEWd3PRB5JT
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@@ -877,8 +924,8 @@ github.com/ydb-platform/ydb-go-genproto v0.0.0-20220531094121-36ca6bddb9f7/go.mo
 github.com/ydb-platform/ydb-go-sdk-auth-environ v0.1.2 h1:EYSI1kulnHb0H0zt3yOw4cRj4ABMSMGwNe43D+fX7e4=
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@@ -891,10 +938,13 @@ github.com/yuin/goldmark v1.1.32/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9de
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@@ -916,19 +966,26 @@ go.uber.org/atomic v1.6.0/go.mod h1:sABNBOSYdrvTF6hTgEIbc7YasKWGhgEQZyfxyTvoXHQ=
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@@ -1023,6 +1080,7 @@ golang.org/x/net v0.0.0-20190628185345-da137c7871d7/go.mod h1:z5CRVTTTmAJ677TzLL
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@@ -1064,8 +1122,9 @@ golang.org/x/net v0.0.0-20220412020605-290c469a71a5/go.mod h1:CfG3xpIq0wQ8r1q4Su
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@@ -1087,8 +1146,9 @@ golang.org/x/oauth2 v0.0.0-20211104180415-d3ed0bb246c8/go.mod h1:KelEdhl1UZF7XfJ
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@@ -1100,6 +1160,7 @@ golang.org/x/sync v0.0.0-20200625203802-6e8e738ad208/go.mod h1:RxMgew5VJxzue5/jJ
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@@ -1195,8 +1256,11 @@ golang.org/x/sys v0.0.0-20220328115105-d36c6a25d886/go.mod h1:oPkhp1MJrh7nUepCBc
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@@ -1217,7 +1281,9 @@ golang.org/x/time v0.0.0-20211116232009-f0f3c7e86c11/go.mod h1:tRJNPiyCQ0inRvYxb
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@@ -1240,6 +1306,8 @@ golang.org/x/tools v0.0.0-20190911174233-4f2ddba30aff/go.mod h1:b+2E5dAYhXwXZwtn
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@@ -1266,6 +1334,7 @@ golang.org/x/tools v0.0.0-20200618134242-20370b0cb4b2/go.mod h1:EkVYQZoAsY45+roY
 golang.org/x/tools v0.0.0-20200619180055-7c47624df98f/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
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@@ -1292,8 +1361,9 @@ golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8T
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@@ -1337,10 +1407,12 @@ google.golang.org/api v0.70.0/go.mod h1:Bs4ZM2HGifEvXwd50TtW70ovgJffJYw2oRCOFU/S
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@@ -1357,6 +1429,7 @@ google.golang.org/genproto v0.0.0-20190502173448-54afdca5d873/go.mod h1:VzzqZJRn
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@@ -1370,7 +1443,6 @@ google.golang.org/genproto v0.0.0-20200228133532-8c2c7df3a383/go.mod h1:55QSHmfG
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@@ -1379,6 +1451,7 @@ google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEY
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@@ -1439,16 +1512,20 @@ google.golang.org/genproto v0.0.0-20220407144326-9054f6ed7bac/go.mod h1:8w6bsBMX
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 google.golang.org/grpc v1.26.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
 google.golang.org/grpc v1.27.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
@@ -1479,6 +1556,10 @@ google.golang.org/grpc v1.46.2/go.mod h1:vN9eftEi1UMyUsIF80+uQXhHjbXYbm0uXoFCACu
 google.golang.org/grpc v1.47.0 h1:9n77onPX5F3qfFCqjy9dhn8PbNQsIKeVU04J9G7umt8=
 google.golang.org/grpc v1.47.0/go.mod h1:vN9eftEi1UMyUsIF80+uQXhHjbXYbm0uXoFCACuMGWk=
 google.golang.org/grpc/cmd/protoc-gen-go-grpc v1.1.0/go.mod h1:6Kw0yEErY5E/yWrBtf03jp27GLLJujG4z/JK95pnjjw=
+google.golang.org/grpc/examples v0.0.0-20201112215255-90f1b3ee835b h1:NuxyvVZoDfHZwYW9LD4GJiF5/nhiSyP4/InTrvw9Ibk=
+google.golang.org/grpc/examples v0.0.0-20201112215255-90f1b3ee835b/go.mod h1:IBqQ7wSUJ2Ep09a8rMWFsg4fmI2r38zwsq8a0GgxXpM=
+google.golang.org/grpc/security/advancedtls v0.0.0-20220622233350-5cdb09fa29c1 h1:0emxaJWaG6CfrA9Nbe4aHWbFz5AXw2QPEJP0/f42LCE=
+google.golang.org/grpc/security/advancedtls v0.0.0-20220622233350-5cdb09fa29c1/go.mod h1:PoKncN6QA5h/eFRzlCWpHSZnXF2pCtnBzAfeanB8OGQ=
 google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
 google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
 google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQJ+fmap5saPgwCLgHXTUD7jkjRqWcaiX5VyM=
@@ -1507,6 +1588,8 @@ gopkg.in/inf.v0 v0.9.1 h1:73M5CoZyi3ZLMOyDlQh031Cx6N9NDJ2Vvfl76EDAgDc=
 gopkg.in/inf.v0 v0.9.1/go.mod h1:cWUDdTG/fYaXco+Dcufb5Vnc6Gp2YChqWtbxRZE0mXw=
 gopkg.in/ini.v1 v1.66.4 h1:SsAcf+mM7mRZo2nJNGt8mZCjG8ZRaNGMURJw7BsIST4=
 gopkg.in/ini.v1 v1.66.4/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
+gopkg.in/natefinch/lumberjack.v2 v2.0.0 h1:1Lc07Kr7qY4U2YPouBjpCLxpiyxIVoxqXgkXLknAOE8=
+gopkg.in/natefinch/lumberjack.v2 v2.0.0/go.mod h1:l0ndWWf7gzL7RNwBG7wST/UCcT4T24xpD6X8LsfU/+k=
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ=
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
 gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
@@ -1520,7 +1603,6 @@ gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
 gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-gopkg.in/yaml.v3 v3.0.0/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
diff --git a/k8s/helm_charts2/Chart.yaml b/k8s/helm_charts2/Chart.yaml
index 5e5fc59b4..65a398544 100644
--- a/k8s/helm_charts2/Chart.yaml
+++ b/k8s/helm_charts2/Chart.yaml
@@ -1,5 +1,5 @@
 apiVersion: v1
 description: SeaweedFS
 name: seaweedfs
-appVersion: "3.11"
-version: "3.11"
+appVersion: "3.13"
+version: "3.13"
diff --git a/other/java/client/pom.xml b/other/java/client/pom.xml
index 33596f2a8..221de5f8f 100644
--- a/other/java/client/pom.xml
+++ b/other/java/client/pom.xml
@@ -5,7 +5,7 @@
 
     <groupId>com.github.chrislusf</groupId>
     <artifactId>seaweedfs-client</artifactId>
-    <version>2.85</version>
+    <version>3.13</version>
 
     <parent>
         <groupId>org.sonatype.oss</groupId>
diff --git a/other/java/client/pom.xml.deploy b/other/java/client/pom.xml.deploy
index 865467cdc..e3239de0e 100644
--- a/other/java/client/pom.xml.deploy
+++ b/other/java/client/pom.xml.deploy
@@ -5,7 +5,7 @@
 
     <groupId>com.github.chrislusf</groupId>
     <artifactId>seaweedfs-client</artifactId>
-    <version>2.85</version>
+    <version>3.13</version>
 
     <parent>
         <groupId>org.sonatype.oss</groupId>
diff --git a/other/java/client/pom_debug.xml b/other/java/client/pom_debug.xml
index 29c8c459d..dade66f7b 100644
--- a/other/java/client/pom_debug.xml
+++ b/other/java/client/pom_debug.xml
@@ -5,7 +5,7 @@
 
     <groupId>com.github.chrislusf</groupId>
     <artifactId>seaweedfs-client</artifactId>
-    <version>2.85</version>
+    <version>3.13</version>
 
     <parent>
         <groupId>org.sonatype.oss</groupId>
diff --git a/other/java/client/src/main/java/seaweedfs/client/SeaweedCipher.java b/other/java/client/src/main/java/seaweedfs/client/SeaweedCipher.java
index 8d0ebd755..979decb8d 100644
--- a/other/java/client/src/main/java/seaweedfs/client/SeaweedCipher.java
+++ b/other/java/client/src/main/java/seaweedfs/client/SeaweedCipher.java
@@ -36,7 +36,7 @@ public class SeaweedCipher {
         byte[] encryptedText = AES_cipherInstance.doFinal(clearTextbytes, offset, length);
 
         byte[] iv = AES_cipherInstance.getIV();
-        byte[] message = new byte[GCM_NONCE_LENGTH + clearTextbytes.length + GCM_TAG_LENGTH];
+        byte[] message = new byte[GCM_NONCE_LENGTH + length + GCM_TAG_LENGTH];
         System.arraycopy(iv, 0, message, 0, GCM_NONCE_LENGTH);
         System.arraycopy(encryptedText, 0, message, GCM_NONCE_LENGTH, encryptedText.length);
 
diff --git a/other/java/client/src/main/java/seaweedfs/client/SeaweedOutputStream.java b/other/java/client/src/main/java/seaweedfs/client/SeaweedOutputStream.java
index 7a94acbd0..d5c3399ed 100644
--- a/other/java/client/src/main/java/seaweedfs/client/SeaweedOutputStream.java
+++ b/other/java/client/src/main/java/seaweedfs/client/SeaweedOutputStream.java
@@ -75,7 +75,6 @@ public class SeaweedOutputStream extends OutputStream {
                     .setIsDirectory(false)
                     .setAttributes(FilerProto.FuseAttributes.newBuilder()
                             .setFileMode(0755)
-                            .setReplication(replication)
                             .setCrtime(now)
                             .setMtime(now)
                             .clearGroupName()
diff --git a/other/java/examples/pom.xml b/other/java/examples/pom.xml
index c0927559a..7a5994072 100644
--- a/other/java/examples/pom.xml
+++ b/other/java/examples/pom.xml
@@ -11,13 +11,13 @@
         <dependency>
             <groupId>com.github.chrislusf</groupId>
             <artifactId>seaweedfs-client</artifactId>
-            <version>2.85</version>
+            <version>3.13</version>
             <scope>compile</scope>
         </dependency>
         <dependency>
             <groupId>com.github.chrislusf</groupId>
             <artifactId>seaweedfs-hadoop2-client</artifactId>
-            <version>2.85</version>
+            <version>3.13</version>
             <scope>compile</scope>
         </dependency>
         <dependency>
diff --git a/other/java/hdfs2/dependency-reduced-pom.xml b/other/java/hdfs2/dependency-reduced-pom.xml
index 74f8e6240..a5dedc27a 100644
--- a/other/java/hdfs2/dependency-reduced-pom.xml
+++ b/other/java/hdfs2/dependency-reduced-pom.xml
@@ -124,7 +124,7 @@
     <dependency>
       <groupId>org.apache.hadoop</groupId>
       <artifactId>hadoop-client</artifactId>
-      <version>2.9.2</version>
+      <version>2.10.1</version>
       <scope>provided</scope>
       <exclusions>
         <exclusion>
@@ -156,7 +156,7 @@
     <dependency>
       <groupId>org.apache.hadoop</groupId>
       <artifactId>hadoop-common</artifactId>
-      <version>2.9.2</version>
+      <version>2.10.1</version>
       <scope>provided</scope>
       <exclusions>
         <exclusion>
@@ -232,6 +232,14 @@
           <groupId>commons-configuration</groupId>
         </exclusion>
         <exclusion>
+          <artifactId>commons-digester</artifactId>
+          <groupId>commons-digester</groupId>
+        </exclusion>
+        <exclusion>
+          <artifactId>commons-beanutils</artifactId>
+          <groupId>commons-beanutils</groupId>
+        </exclusion>
+        <exclusion>
           <artifactId>commons-lang3</artifactId>
           <groupId>org.apache.commons</groupId>
         </exclusion>
@@ -301,7 +309,7 @@
     </snapshotRepository>
   </distributionManagement>
   <properties>
-    <seaweedfs.client.version>2.85</seaweedfs.client.version>
-    <hadoop.version>2.9.2</hadoop.version>
+    <seaweedfs.client.version>3.13</seaweedfs.client.version>
+    <hadoop.version>2.10.1</hadoop.version>
   </properties>
 </project>
diff --git a/other/java/hdfs2/pom.xml b/other/java/hdfs2/pom.xml
index eccbb54bf..6e1dee356 100644
--- a/other/java/hdfs2/pom.xml
+++ b/other/java/hdfs2/pom.xml
@@ -5,7 +5,7 @@
     <modelVersion>4.0.0</modelVersion>
 
     <properties>
-        <seaweedfs.client.version>2.85</seaweedfs.client.version>
+        <seaweedfs.client.version>3.13</seaweedfs.client.version>
         <hadoop.version>2.10.1</hadoop.version>
     </properties>
 
diff --git a/other/java/hdfs2/src/main/java/seaweed/hdfs/SeaweedFileSystemStore.java b/other/java/hdfs2/src/main/java/seaweed/hdfs/SeaweedFileSystemStore.java
index 2ba8e1a10..a73dbeb74 100644
--- a/other/java/hdfs2/src/main/java/seaweed/hdfs/SeaweedFileSystemStore.java
+++ b/other/java/hdfs2/src/main/java/seaweed/hdfs/SeaweedFileSystemStore.java
@@ -200,7 +200,6 @@ public class SeaweedFileSystemStore {
                 entry.getAttributesBuilder().setMtime(now);
                 LOG.debug("createFile merged entry path:{} entry:{} from:{}", path, entry, existingEntry);
                 writePosition = SeaweedRead.fileSize(existingEntry);
-                replication = existingEntry.getAttributes().getReplication();
             }
         }
         if (entry == null) {
@@ -209,7 +208,6 @@ public class SeaweedFileSystemStore {
                 .setIsDirectory(false)
                 .setAttributes(FilerProto.FuseAttributes.newBuilder()
                     .setFileMode(permissionToMode(permission, false))
-                    .setReplication(replication)
                     .setCrtime(now)
                     .setMtime(now)
                     .setUserName(userGroupInformation.getUserName())
diff --git a/other/java/hdfs3/dependency-reduced-pom.xml b/other/java/hdfs3/dependency-reduced-pom.xml
index bbfd48ab9..066687017 100644
--- a/other/java/hdfs3/dependency-reduced-pom.xml
+++ b/other/java/hdfs3/dependency-reduced-pom.xml
@@ -124,7 +124,7 @@
     <dependency>
       <groupId>org.apache.hadoop</groupId>
       <artifactId>hadoop-client</artifactId>
-      <version>3.1.1</version>
+      <version>3.2.3</version>
       <scope>provided</scope>
       <exclusions>
         <exclusion>
@@ -156,7 +156,7 @@
     <dependency>
       <groupId>org.apache.hadoop</groupId>
       <artifactId>hadoop-common</artifactId>
-      <version>3.1.1</version>
+      <version>3.2.3</version>
       <scope>provided</scope>
       <exclusions>
         <exclusion>
@@ -184,6 +184,10 @@
           <groupId>javax.servlet</groupId>
         </exclusion>
         <exclusion>
+          <artifactId>javax.activation-api</artifactId>
+          <groupId>javax.activation</groupId>
+        </exclusion>
+        <exclusion>
           <artifactId>jetty-server</artifactId>
           <groupId>org.eclipse.jetty</groupId>
         </exclusion>
@@ -224,10 +228,6 @@
           <groupId>log4j</groupId>
         </exclusion>
         <exclusion>
-          <artifactId>commons-lang</artifactId>
-          <groupId>commons-lang</groupId>
-        </exclusion>
-        <exclusion>
           <artifactId>commons-beanutils</artifactId>
           <groupId>commons-beanutils</groupId>
         </exclusion>
@@ -240,6 +240,10 @@
           <groupId>org.apache.commons</groupId>
         </exclusion>
         <exclusion>
+          <artifactId>commons-text</artifactId>
+          <groupId>org.apache.commons</groupId>
+        </exclusion>
+        <exclusion>
           <artifactId>slf4j-log4j12</artifactId>
           <groupId>org.slf4j</groupId>
         </exclusion>
@@ -296,6 +300,10 @@
           <groupId>com.fasterxml.woodstox</groupId>
         </exclusion>
         <exclusion>
+          <artifactId>dnsjava</artifactId>
+          <groupId>dnsjava</groupId>
+        </exclusion>
+        <exclusion>
           <artifactId>hadoop-annotations</artifactId>
           <groupId>org.apache.hadoop</groupId>
         </exclusion>
@@ -309,7 +317,7 @@
     </snapshotRepository>
   </distributionManagement>
   <properties>
-    <seaweedfs.client.version>2.85</seaweedfs.client.version>
-    <hadoop.version>3.1.1</hadoop.version>
+    <seaweedfs.client.version>3.13</seaweedfs.client.version>
+    <hadoop.version>3.2.3</hadoop.version>
   </properties>
 </project>
diff --git a/other/java/hdfs3/pom.xml b/other/java/hdfs3/pom.xml
index f25ecf986..976029aee 100644
--- a/other/java/hdfs3/pom.xml
+++ b/other/java/hdfs3/pom.xml
@@ -5,7 +5,7 @@
     <modelVersion>4.0.0</modelVersion>
 
     <properties>
-        <seaweedfs.client.version>2.85</seaweedfs.client.version>
+        <seaweedfs.client.version>3.13</seaweedfs.client.version>
         <hadoop.version>3.2.3</hadoop.version>
     </properties>
 
diff --git a/other/java/hdfs3/src/main/java/seaweed/hdfs/SeaweedFileSystemStore.java b/other/java/hdfs3/src/main/java/seaweed/hdfs/SeaweedFileSystemStore.java
index 2ba8e1a10..a73dbeb74 100644
--- a/other/java/hdfs3/src/main/java/seaweed/hdfs/SeaweedFileSystemStore.java
+++ b/other/java/hdfs3/src/main/java/seaweed/hdfs/SeaweedFileSystemStore.java
@@ -200,7 +200,6 @@ public class SeaweedFileSystemStore {
                 entry.getAttributesBuilder().setMtime(now);
                 LOG.debug("createFile merged entry path:{} entry:{} from:{}", path, entry, existingEntry);
                 writePosition = SeaweedRead.fileSize(existingEntry);
-                replication = existingEntry.getAttributes().getReplication();
             }
         }
         if (entry == null) {
@@ -209,7 +208,6 @@ public class SeaweedFileSystemStore {
                 .setIsDirectory(false)
                 .setAttributes(FilerProto.FuseAttributes.newBuilder()
                     .setFileMode(permissionToMode(permission, false))
-                    .setReplication(replication)
                     .setCrtime(now)
                     .setMtime(now)
                     .setUserName(userGroupInformation.getUserName())
diff --git a/weed/cluster/cluster.go b/weed/cluster/cluster.go
index 6c24df44c..ad6e6b879 100644
--- a/weed/cluster/cluster.go
+++ b/weed/cluster/cluster.go
@@ -46,8 +46,6 @@ func NewCluster() *Cluster {
 }
 
 func (cluster *Cluster) getFilers(filerGroup FilerGroup, createIfNotFound bool) *Filers {
-	cluster.filersLock.Lock()
-	defer cluster.filersLock.Unlock()
 	filers, found := cluster.filerGroup2filers[filerGroup]
 	if !found && createIfNotFound {
 		filers = &Filers{
@@ -63,6 +61,8 @@ func (cluster *Cluster) AddClusterNode(ns, nodeType string, address pb.ServerAdd
 	filerGroup := FilerGroup(ns)
 	switch nodeType {
 	case FilerType:
+		cluster.filersLock.Lock()
+		defer cluster.filersLock.Unlock()
 		filers := cluster.getFilers(filerGroup, true)
 		if existingNode, found := filers.filers[address]; found {
 			existingNode.counter++
@@ -115,6 +115,8 @@ func (cluster *Cluster) RemoveClusterNode(ns string, nodeType string, address pb
 	filerGroup := FilerGroup(ns)
 	switch nodeType {
 	case FilerType:
+		cluster.filersLock.Lock()
+		defer cluster.filersLock.Unlock()
 		filers := cluster.getFilers(filerGroup, false)
 		if filers == nil {
 			return nil
@@ -165,12 +167,12 @@ func (cluster *Cluster) RemoveClusterNode(ns string, nodeType string, address pb
 func (cluster *Cluster) ListClusterNode(filerGroup FilerGroup, nodeType string) (nodes []*ClusterNode) {
 	switch nodeType {
 	case FilerType:
+		cluster.filersLock.RLock()
+		defer cluster.filersLock.RUnlock()
 		filers := cluster.getFilers(filerGroup, false)
 		if filers == nil {
 			return
 		}
-		cluster.filersLock.RLock()
-		defer cluster.filersLock.RUnlock()
 		for _, node := range filers.filers {
 			nodes = append(nodes, node)
 		}
diff --git a/weed/cluster/cluster_test.go b/weed/cluster/cluster_test.go
index ccaccf6f7..1187642de 100644
--- a/weed/cluster/cluster_test.go
+++ b/weed/cluster/cluster_test.go
@@ -3,6 +3,8 @@ package cluster
 import (
 	"github.com/chrislusf/seaweedfs/weed/pb"
 	"github.com/stretchr/testify/assert"
+	"strconv"
+	"sync"
 	"testing"
 )
 
@@ -45,3 +47,35 @@ func TestClusterAddRemoveNodes(t *testing.T) {
 	c.RemoveClusterNode("", "filer", pb.ServerAddress("111:1"))
 
 }
+
+func TestConcurrentAddRemoveNodes(t *testing.T) {
+	c := NewCluster()
+	var wg sync.WaitGroup
+	for i := 0; i < 50; i++ {
+		wg.Add(1)
+		go func(i int) {
+			defer wg.Done()
+			address := strconv.Itoa(i)
+			c.AddClusterNode("", "filer", pb.ServerAddress(address), "23.45")
+		}(i)
+	}
+	wg.Wait()
+
+	for i := 0; i < 50; i++ {
+		wg.Add(1)
+		go func(i int) {
+			defer wg.Done()
+			address := strconv.Itoa(i)
+			node := c.RemoveClusterNode("", "filer", pb.ServerAddress(address))
+
+			if len(node) == 0 {
+				t.Errorf("TestConcurrentAddRemoveNodes: node[%s] not found", address)
+				return
+			} else if node[0].ClusterNodeUpdate.Address != address {
+				t.Errorf("TestConcurrentAddRemoveNodes: expect:%s, actual:%s", address, node[0].ClusterNodeUpdate.Address)
+				return
+			}
+		}(i)
+	}
+	wg.Wait()
+}
diff --git a/weed/command/filer.go b/weed/command/filer.go
index c9f9a1956..7e0e92d4a 100644
--- a/weed/command/filer.go
+++ b/weed/command/filer.go
@@ -6,10 +6,13 @@ import (
 	"net/http"
 	"os"
 	"runtime"
+	"sort"
+	"strings"
 	"time"
 
 	"google.golang.org/grpc/reflection"
 
+	"github.com/chrislusf/seaweedfs/weed/filer"
 	"github.com/chrislusf/seaweedfs/weed/glog"
 	"github.com/chrislusf/seaweedfs/weed/pb"
 	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
@@ -114,10 +117,8 @@ func init() {
 	filerIamOptions.port = cmdFiler.Flag.Int("iam.port", 8111, "iam server http listen port")
 }
 
-var cmdFiler = &Command{
-	UsageLine: "filer -port=8888 -master=<ip:port>[,<ip:port>]*",
-	Short:     "start a file server that points to a master server, or a list of master servers",
-	Long: `start a file server which accepts REST operation for any files.
+func filerLongDesc() string {
+	desc := `start a file server which accepts REST operation for any files.
 
 	//create or overwrite the file, the directories /path/to will be automatically created
 	POST /path/to/file
@@ -133,7 +134,22 @@ var cmdFiler = &Command{
 
 	The example filer.toml configuration file can be generated by "weed scaffold -config=filer"
 
-`,
+Supported Filer Stores:
+`
+
+	storeNames := make([]string, len(filer.Stores))
+	for i, store := range filer.Stores {
+		storeNames[i] = "\t" + store.GetName()
+	}
+	sort.Strings(storeNames)
+	storeList := strings.Join(storeNames, "\n")
+	return desc + storeList
+}
+
+var cmdFiler = &Command{
+	UsageLine: "filer -port=8888 -master=<ip:port>[,<ip:port>]*",
+	Short:     "start a file server that points to a master server, or a list of master servers",
+	Long:      filerLongDesc(),
 }
 
 func runFiler(cmd *Command, args []string) bool {
diff --git a/weed/command/filer_sync.go b/weed/command/filer_sync.go
index b7da1baf9..1550d155a 100644
--- a/weed/command/filer_sync.go
+++ b/weed/command/filer_sync.go
@@ -215,10 +215,10 @@ func doSubscribeFilerMetaChanges(clientId int32, grpcDialOption grpc.DialOption,
 		return persistEventFn(resp)
 	}
 
-	var lastLogTsNs = time.Now().Nanosecond()
+	var lastLogTsNs = time.Now().UnixNano()
 	var clientName = fmt.Sprintf("syncFrom_%s_To_%s", string(sourceFiler), string(targetFiler))
 	processEventFnWithOffset := pb.AddOffsetFunc(processEventFn, 3*time.Second, func(counter int64, lastTsNs int64) error {
-		now := time.Now().Nanosecond()
+		now := time.Now().UnixNano()
 		glog.V(0).Infof("sync %s to %s progressed to %v %0.2f/sec", sourceFiler, targetFiler, time.Unix(0, lastTsNs), float64(counter)/(float64(now-lastLogTsNs)/1e9))
 		lastLogTsNs = now
 		// collect synchronous offset
diff --git a/weed/command/imports.go b/weed/command/imports.go
index 04079b162..afdbc5a10 100644
--- a/weed/command/imports.go
+++ b/weed/command/imports.go
@@ -5,7 +5,6 @@ import (
 
 	_ "github.com/chrislusf/seaweedfs/weed/remote_storage/azure"
 	_ "github.com/chrislusf/seaweedfs/weed/remote_storage/gcs"
-	_ "github.com/chrislusf/seaweedfs/weed/remote_storage/hdfs"
 	_ "github.com/chrislusf/seaweedfs/weed/remote_storage/s3"
 
 	_ "github.com/chrislusf/seaweedfs/weed/replication/sink/azuresink"
@@ -32,5 +31,6 @@ import (
 	_ "github.com/chrislusf/seaweedfs/weed/filer/redis2"
 	_ "github.com/chrislusf/seaweedfs/weed/filer/redis3"
 	_ "github.com/chrislusf/seaweedfs/weed/filer/sqlite"
+	_ "github.com/chrislusf/seaweedfs/weed/filer/tikv"
 	_ "github.com/chrislusf/seaweedfs/weed/filer/ydb"
 )
diff --git a/weed/command/master.go b/weed/command/master.go
index 9587df055..ab8466d47 100644
--- a/weed/command/master.go
+++ b/weed/command/master.go
@@ -1,9 +1,11 @@
 package command
 
 import (
+	"fmt"
 	"golang.org/x/exp/slices"
 	"net/http"
 	"os"
+	"path"
 	"strings"
 	"time"
 
@@ -151,11 +153,12 @@ func startMaster(masterOption MasterOptions, masterWhiteList []string) {
 	}
 
 	// start raftServer
+	metaDir := path.Join(*masterOption.metaFolder, fmt.Sprintf("m%d", *masterOption.port))
 	raftServerOption := &weed_server.RaftServerOption{
 		GrpcDialOption:    security.LoadClientTLS(util.GetViper(), "grpc.master"),
 		Peers:             masterPeers,
 		ServerAddr:        myMasterAddress,
-		DataDir:           util.ResolvePath(*masterOption.metaFolder),
+		DataDir:           util.ResolvePath(metaDir),
 		Topo:              ms.Topo,
 		RaftResumeState:   *masterOption.raftResumeState,
 		HeartbeatInterval: *masterOption.heartbeatInterval,
diff --git a/weed/command/mount.go b/weed/command/mount.go
index 0e32a53e8..0046ca03d 100644
--- a/weed/command/mount.go
+++ b/weed/command/mount.go
@@ -86,7 +86,7 @@ var cmdMount = &Command{
   This uses github.com/seaweedfs/fuse, which enables writing FUSE file systems on
   Linux, and OS X.
 
-  On OS X, it requires OSXFUSE (http://osxfuse.github.com/).
+  On OS X, it requires OSXFUSE (https://osxfuse.github.io/).
 
   `,
 }
diff --git a/weed/command/scaffold/filer.toml b/weed/command/scaffold/filer.toml
index 595fb2e62..c82de8da0 100644
--- a/weed/command/scaffold/filer.toml
+++ b/weed/command/scaffold/filer.toml
@@ -327,3 +327,13 @@ location = "/tmp/"
 address = "localhost:6379"
 password = ""
 database = 1
+
+[tikv]
+enabled = false
+# If you have many pd address, use ',' split then:
+#   pdaddrs = "pdhost1:2379, pdhost2:2379, pdhost3:2379"
+pdaddrs = "localhost:2379"
+# Concurrency for TiKV delete range
+deleterange_concurrency = 1
+# Enable 1PC
+enable_1pc = false
diff --git a/weed/command/update_full.go b/weed/command/update_full.go
index 529f38219..185203aee 100644
--- a/weed/command/update_full.go
+++ b/weed/command/update_full.go
@@ -1,5 +1,5 @@
-//go:build elastic && ydb && gocdk && hdfs
-// +build elastic,ydb,gocdk,hdfs
+//go:build elastic && ydb && gocdk && tikv
+// +build elastic,ydb,gocdk,tikv
 
 package command
 
diff --git a/weed/filer/tikv/tikv.go b/weed/filer/tikv/tikv.go
new file mode 100644
index 000000000..ba1da27a8
--- /dev/null
+++ b/weed/filer/tikv/tikv.go
@@ -0,0 +1,6 @@
+/*
+ * Package tikv is for TiKV filer store.
+ * This empty file is let go build can work without tikv tag
+ * Using "make full_install" to enable TiKV filer store.
+ */
+package tikv
diff --git a/weed/filer/tikv/tikv_store.go b/weed/filer/tikv/tikv_store.go
new file mode 100644
index 000000000..f8932663d
--- /dev/null
+++ b/weed/filer/tikv/tikv_store.go
@@ -0,0 +1,396 @@
+//go:build tikv
+// +build tikv
+
+package tikv
+
+import (
+	"bytes"
+	"context"
+	"crypto/sha1"
+	"fmt"
+	"io"
+	"strings"
+
+	"github.com/chrislusf/seaweedfs/weed/filer"
+	"github.com/chrislusf/seaweedfs/weed/glog"
+	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
+	"github.com/chrislusf/seaweedfs/weed/util"
+	"github.com/tikv/client-go/v2/txnkv"
+)
+
+var (
+	_ filer.FilerStore = ((*TikvStore)(nil))
+)
+
+func init() {
+	filer.Stores = append(filer.Stores, &TikvStore{})
+}
+
+type TikvStore struct {
+	client                 *txnkv.Client
+	deleteRangeConcurrency int
+	onePC                  bool
+}
+
+// Basic APIs
+func (store *TikvStore) GetName() string {
+	return "tikv"
+}
+
+func (store *TikvStore) Initialize(config util.Configuration, prefix string) error {
+	pdAddrs := []string{}
+	pdAddrsStr := config.GetString(prefix + "pdaddrs")
+	for _, item := range strings.Split(pdAddrsStr, ",") {
+		pdAddrs = append(pdAddrs, strings.TrimSpace(item))
+	}
+	drc := config.GetInt(prefix + "deleterange_concurrency")
+	if drc <= 0 {
+		drc = 1
+	}
+	store.onePC = config.GetBool(prefix + "enable_1pc")
+	store.deleteRangeConcurrency = drc
+	return store.initialize(pdAddrs)
+}
+
+func (store *TikvStore) initialize(pdAddrs []string) error {
+	client, err := txnkv.NewClient(pdAddrs)
+	store.client = client
+	return err
+}
+
+func (store *TikvStore) Shutdown() {
+	err := store.client.Close()
+	if err != nil {
+		glog.V(0).Infof("Shutdown TiKV client got error: %v", err)
+	}
+}
+
+// ~ Basic APIs
+
+// Entry APIs
+func (store *TikvStore) InsertEntry(ctx context.Context, entry *filer.Entry) error {
+	dir, name := entry.DirAndName()
+	key := generateKey(dir, name)
+
+	value, err := entry.EncodeAttributesAndChunks()
+	if err != nil {
+		return fmt.Errorf("encoding %s %+v: %v", entry.FullPath, entry.Attr, err)
+	}
+	txn, err := store.getTxn(ctx)
+	if err != nil {
+		return err
+	}
+	err = txn.RunInTxn(func(txn *txnkv.KVTxn) error {
+		return txn.Set(key, value)
+	})
+	if err != nil {
+		return fmt.Errorf("persisting %s : %v", entry.FullPath, err)
+	}
+	return nil
+}
+
+func (store *TikvStore) UpdateEntry(ctx context.Context, entry *filer.Entry) error {
+	return store.InsertEntry(ctx, entry)
+}
+
+func (store *TikvStore) FindEntry(ctx context.Context, path util.FullPath) (*filer.Entry, error) {
+	dir, name := path.DirAndName()
+	key := generateKey(dir, name)
+
+	txn, err := store.getTxn(ctx)
+	if err != nil {
+		return nil, err
+	}
+	var value []byte = nil
+	err = txn.RunInTxn(func(txn *txnkv.KVTxn) error {
+		val, err := txn.Get(context.TODO(), key)
+		if err == nil {
+			value = val
+		}
+		return err
+	})
+
+	if isNotExists(err) || value == nil {
+		return nil, filer_pb.ErrNotFound
+	}
+
+	if err != nil {
+		return nil, fmt.Errorf("get %s : %v", path, err)
+	}
+
+	entry := &filer.Entry{
+		FullPath: path,
+	}
+	err = entry.DecodeAttributesAndChunks(value)
+	if err != nil {
+		return entry, fmt.Errorf("decode %s : %v", entry.FullPath, err)
+	}
+	return entry, nil
+}
+
+func (store *TikvStore) DeleteEntry(ctx context.Context, path util.FullPath) error {
+	dir, name := path.DirAndName()
+	key := generateKey(dir, name)
+
+	txn, err := store.getTxn(ctx)
+	if err != nil {
+		return err
+	}
+
+	err = txn.RunInTxn(func(txn *txnkv.KVTxn) error {
+		return txn.Delete(key)
+	})
+	if err != nil {
+		return fmt.Errorf("delete %s : %v", path, err)
+	}
+	return nil
+}
+
+// ~ Entry APIs
+
+// Directory APIs
+func (store *TikvStore) DeleteFolderChildren(ctx context.Context, path util.FullPath) error {
+	directoryPrefix := genDirectoryKeyPrefix(path, "")
+
+	txn, err := store.getTxn(ctx)
+	if err != nil {
+		return err
+	}
+	var (
+		startKey []byte = nil
+		endKey   []byte = nil
+	)
+	err = txn.RunInTxn(func(txn *txnkv.KVTxn) error {
+		iter, err := txn.Iter(directoryPrefix, nil)
+		if err != nil {
+			return err
+		}
+		defer iter.Close()
+		for iter.Valid() {
+			key := iter.Key()
+			endKey = key
+			if !bytes.HasPrefix(key, directoryPrefix) {
+				break
+			}
+			if startKey == nil {
+				startKey = key
+			}
+
+			err = iter.Next()
+			if err != nil {
+				return err
+			}
+		}
+		// Only one Key matched just delete it.
+		if startKey != nil && bytes.Equal(startKey, endKey) {
+			return txn.Delete(startKey)
+		}
+		return nil
+	})
+	if err != nil {
+		return fmt.Errorf("delete %s : %v", path, err)
+	}
+
+	if startKey != nil && endKey != nil && !bytes.Equal(startKey, endKey) {
+		// has startKey and endKey and they are not equals, so use delete range
+		_, err = store.client.DeleteRange(context.Background(), startKey, endKey, store.deleteRangeConcurrency)
+		if err != nil {
+			return fmt.Errorf("delete %s : %v", path, err)
+		}
+	}
+	return err
+}
+
+func (store *TikvStore) ListDirectoryEntries(ctx context.Context, dirPath util.FullPath, startFileName string, includeStartFile bool, limit int64, eachEntryFunc filer.ListEachEntryFunc) (string, error) {
+	return store.ListDirectoryPrefixedEntries(ctx, dirPath, startFileName, includeStartFile, limit, "", eachEntryFunc)
+}
+
+func (store *TikvStore) ListDirectoryPrefixedEntries(ctx context.Context, dirPath util.FullPath, startFileName string, includeStartFile bool, limit int64, prefix string, eachEntryFunc filer.ListEachEntryFunc) (string, error) {
+	lastFileName := ""
+	directoryPrefix := genDirectoryKeyPrefix(dirPath, prefix)
+	lastFileStart := directoryPrefix
+	if startFileName != "" {
+		lastFileStart = genDirectoryKeyPrefix(dirPath, startFileName)
+	}
+
+	txn, err := store.getTxn(ctx)
+	if err != nil {
+		return lastFileName, err
+	}
+	err = txn.RunInTxn(func(txn *txnkv.KVTxn) error {
+		iter, err := txn.Iter(lastFileStart, nil)
+		if err != nil {
+			return err
+		}
+		defer iter.Close()
+		i := int64(0)
+		first := true
+		for iter.Valid() {
+			if first {
+				first = false
+				if !includeStartFile {
+					if iter.Valid() {
+						// Check first item is lastFileStart
+						if bytes.Equal(iter.Key(), lastFileStart) {
+							// Is lastFileStart and not include start file, just
+							// ignore it.
+							err = iter.Next()
+							if err != nil {
+								return err
+							}
+							continue
+						}
+					}
+				}
+			}
+			// Check for limitation
+			if limit > 0 {
+				i++
+				if i > limit {
+					break
+				}
+			}
+			// Validate key prefix
+			key := iter.Key()
+			if !bytes.HasPrefix(key, directoryPrefix) {
+				break
+			}
+			value := iter.Value()
+
+			// Start process
+			fileName := getNameFromKey(key)
+			if fileName != "" {
+				// Got file name, then generate the Entry
+				entry := &filer.Entry{
+					FullPath: util.NewFullPath(string(dirPath), fileName),
+				}
+				// Update lastFileName
+				lastFileName = fileName
+				// Check for decode value.
+				if decodeErr := entry.DecodeAttributesAndChunks(value); decodeErr != nil {
+					// Got error just return the error
+					glog.V(0).Infof("list %s : %v", entry.FullPath, err)
+					return err
+				}
+				// Run for each callback if return false just break the iteration
+				if !eachEntryFunc(entry) {
+					break
+				}
+			}
+			// End process
+
+			err = iter.Next()
+			if err != nil {
+				return err
+			}
+		}
+		return nil
+	})
+	if err != nil {
+		return lastFileName, fmt.Errorf("prefix list %s : %v", dirPath, err)
+	}
+	return lastFileName, nil
+}
+
+// ~ Directory APIs
+
+// Transaction Related APIs
+func (store *TikvStore) BeginTransaction(ctx context.Context) (context.Context, error) {
+	tx, err := store.client.Begin()
+	if err != nil {
+		return ctx, err
+	}
+	if store.onePC {
+		tx.SetEnable1PC(store.onePC)
+	}
+	return context.WithValue(ctx, "tx", tx), nil
+}
+
+func (store *TikvStore) CommitTransaction(ctx context.Context) error {
+	if tx, ok := ctx.Value("tx").(*txnkv.KVTxn); ok {
+		return tx.Commit(context.Background())
+	}
+	return nil
+}
+
+func (store *TikvStore) RollbackTransaction(ctx context.Context) error {
+	if tx, ok := ctx.Value("tx").(*txnkv.KVTxn); ok {
+		return tx.Rollback()
+	}
+	return nil
+}
+
+// ~ Transaction Related APIs
+
+// Transaction Wrapper
+type TxnWrapper struct {
+	*txnkv.KVTxn
+	inContext bool
+}
+
+func (w *TxnWrapper) RunInTxn(f func(txn *txnkv.KVTxn) error) error {
+	err := f(w.KVTxn)
+	if !w.inContext {
+		if err != nil {
+			w.KVTxn.Rollback()
+			return err
+		}
+		w.KVTxn.Commit(context.Background())
+		return nil
+	}
+	return err
+}
+
+func (store *TikvStore) getTxn(ctx context.Context) (*TxnWrapper, error) {
+	if tx, ok := ctx.Value("tx").(*txnkv.KVTxn); ok {
+		return &TxnWrapper{tx, true}, nil
+	}
+	txn, err := store.client.Begin()
+	if err != nil {
+		return nil, err
+	}
+	if store.onePC {
+		txn.SetEnable1PC(store.onePC)
+	}
+	return &TxnWrapper{txn, false}, nil
+}
+
+// ~ Transaction Wrapper
+
+// Encoding Functions
+func hashToBytes(dir string) []byte {
+	h := sha1.New()
+	io.WriteString(h, dir)
+	b := h.Sum(nil)
+	return b
+}
+
+func generateKey(dirPath, fileName string) []byte {
+	key := hashToBytes(dirPath)
+	key = append(key, []byte(fileName)...)
+	return key
+}
+
+func getNameFromKey(key []byte) string {
+	return string(key[sha1.Size:])
+}
+
+func genDirectoryKeyPrefix(fullpath util.FullPath, startFileName string) (keyPrefix []byte) {
+	keyPrefix = hashToBytes(string(fullpath))
+	if len(startFileName) > 0 {
+		keyPrefix = append(keyPrefix, []byte(startFileName)...)
+	}
+	return keyPrefix
+}
+
+func isNotExists(err error) bool {
+	if err == nil {
+		return false
+	}
+	if err.Error() == "not exist" {
+		return true
+	}
+	return false
+}
+
+// ~ Encoding Functions
diff --git a/weed/filer/tikv/tikv_store_kv.go b/weed/filer/tikv/tikv_store_kv.go
new file mode 100644
index 000000000..1d9428c69
--- /dev/null
+++ b/weed/filer/tikv/tikv_store_kv.go
@@ -0,0 +1,50 @@
+//go:build tikv
+// +build tikv
+
+package tikv
+
+import (
+	"context"
+
+	"github.com/chrislusf/seaweedfs/weed/filer"
+	"github.com/tikv/client-go/v2/txnkv"
+)
+
+func (store *TikvStore) KvPut(ctx context.Context, key []byte, value []byte) error {
+	tw, err := store.getTxn(ctx)
+	if err != nil {
+		return err
+	}
+	return tw.RunInTxn(func(txn *txnkv.KVTxn) error {
+		return txn.Set(key, value)
+	})
+}
+
+func (store *TikvStore) KvGet(ctx context.Context, key []byte) ([]byte, error) {
+	tw, err := store.getTxn(ctx)
+	if err != nil {
+		return nil, err
+	}
+	var data []byte = nil
+	err = tw.RunInTxn(func(txn *txnkv.KVTxn) error {
+		val, err := txn.Get(context.TODO(), key)
+		if err == nil {
+			data = val
+		}
+		return err
+	})
+	if isNotExists(err) {
+		return data, filer.ErrKvNotFound
+	}
+	return data, err
+}
+
+func (store *TikvStore) KvDelete(ctx context.Context, key []byte) error {
+	tw, err := store.getTxn(ctx)
+	if err != nil {
+		return err
+	}
+	return tw.RunInTxn(func(txn *txnkv.KVTxn) error {
+		return txn.Delete(key)
+	})
+}
diff --git a/weed/mount/inode_to_path.go b/weed/mount/inode_to_path.go
index e465158e8..fa17a9261 100644
--- a/weed/mount/inode_to_path.go
+++ b/weed/mount/inode_to_path.go
@@ -157,6 +157,10 @@ func (i *InodeToPath) MovePath(sourcePath, targetPath util.FullPath) (replacedIn
 	defer i.Unlock()
 	sourceInode, sourceFound := i.path2inode[sourcePath]
 	targetInode, targetFound := i.path2inode[targetPath]
+	if targetFound {
+		delete(i.inode2path, targetInode)
+		delete(i.path2inode, targetPath)
+	}
 	if sourceFound {
 		delete(i.path2inode, sourcePath)
 		i.path2inode[targetPath] = sourceInode
@@ -165,11 +169,14 @@ func (i *InodeToPath) MovePath(sourcePath, targetPath util.FullPath) (replacedIn
 		// so no need to worry about their source inodes
 		return
 	}
-	i.inode2path[sourceInode].FullPath = targetPath
-	if targetFound {
-		delete(i.inode2path, targetInode)
+	if entry, entryFound := i.inode2path[sourceInode]; entryFound {
+		entry.FullPath = targetPath
+		entry.isChildrenCached = false
+		if !targetFound {
+			entry.nlookup++
+		}
 	} else {
-		i.inode2path[sourceInode].nlookup++
+		glog.Errorf("MovePath %s to %s: sourceInode %d not found", sourcePath, targetPath, sourceInode)
 	}
 	return targetInode
 }
diff --git a/weed/mount/weedfs_dir_mkrm.go b/weed/mount/weedfs_dir_mkrm.go
index 289a0bc2c..4246f0a4c 100644
--- a/weed/mount/weedfs_dir_mkrm.go
+++ b/weed/mount/weedfs_dir_mkrm.go
@@ -104,7 +104,7 @@ func (wfs *WFS) Rmdir(cancel <-chan struct{}, header *fuse.InHeader, name string
 
 	glog.V(3).Infof("remove directory: %v", entryFullPath)
 	ignoreRecursiveErr := true // ignore recursion error since the OS should manage it
-	err := filer_pb.Remove(wfs, string(dirFullPath), name, true, true, ignoreRecursiveErr, false, []int32{wfs.signature})
+	err := filer_pb.Remove(wfs, string(dirFullPath), name, true, false, ignoreRecursiveErr, false, []int32{wfs.signature})
 	if err != nil {
 		glog.V(0).Infof("remove %s: %v", entryFullPath, err)
 		if strings.Contains(err.Error(), filer.MsgFailDelNonEmptyFolder) {
diff --git a/weed/pb/filer_pb/signature.go b/weed/pb/filer_pb/signature.go
deleted file mode 100644
index e13afc656..000000000
--- a/weed/pb/filer_pb/signature.go
+++ /dev/null
@@ -1,13 +0,0 @@
-package filer_pb
-
-func (r *CreateEntryRequest) AddSignature(sig int32) {
-	r.Signatures = append(r.Signatures, sig)
-}
-func (r *CreateEntryRequest) HasSigned(sig int32) bool {
-	for _, s := range r.Signatures {
-		if s == sig {
-			return true
-		}
-	}
-	return false
-}
diff --git a/weed/pb/grpc_client_server.go b/weed/pb/grpc_client_server.go
index d89e61433..990cf74f9 100644
--- a/weed/pb/grpc_client_server.go
+++ b/weed/pb/grpc_client_server.go
@@ -46,8 +46,9 @@ func NewGrpcServer(opts ...grpc.ServerOption) *grpc.Server {
 	var options []grpc.ServerOption
 	options = append(options,
 		grpc.KeepaliveParams(keepalive.ServerParameters{
-			Time:    10 * time.Second, // wait time before ping if no activity
-			Timeout: 20 * time.Second, // ping timeout
+			Time:             10 * time.Second, // wait time before ping if no activity
+			Timeout:          20 * time.Second, // ping timeout
+			MaxConnectionAge: 10 * time.Hour,
 		}),
 		grpc.KeepaliveEnforcementPolicy(keepalive.EnforcementPolicy{
 			MinTime:             60 * time.Second, // min time a client should wait before sending a ping
diff --git a/weed/pb/remote.proto b/weed/pb/remote.proto
index bdecf4dbe..13f7a878b 100644
--- a/weed/pb/remote.proto
+++ b/weed/pb/remote.proto
@@ -49,11 +49,6 @@ message RemoteConf {
   string wasabi_endpoint = 42;
   string wasabi_region = 43;
 
-  repeated string hdfs_namenodes = 50;
-  string hdfs_username = 51;
-  string hdfs_service_principal_name = 52;
-  string hdfs_data_transfer_protection = 53;
-
   string filebase_access_key = 60;
   string filebase_secret_key = 61;
   string filebase_endpoint = 62;
diff --git a/weed/remote_storage/hdfs/doc.go b/weed/remote_storage/hdfs/doc.go
deleted file mode 100644
index 086c9de3f..000000000
--- a/weed/remote_storage/hdfs/doc.go
+++ /dev/null
@@ -1,9 +0,0 @@
-/*
-
-Package hdfs is for remote hdfs storage.
-
-The referenced "github.com/colinmarc/hdfs/v2" library is too big when compiled.
-So this is only compiled in "make full_install".
-
-*/
-package hdfs
diff --git a/weed/remote_storage/hdfs/hdfs_kerberos.go b/weed/remote_storage/hdfs/hdfs_kerberos.go
deleted file mode 100644
index ba152020a..000000000
--- a/weed/remote_storage/hdfs/hdfs_kerberos.go
+++ /dev/null
@@ -1,58 +0,0 @@
-//go:build hdfs
-// +build hdfs
-
-package hdfs
-
-import (
-	"fmt"
-	"os"
-	"os/user"
-	"strings"
-
-	krb "github.com/jcmturner/gokrb5/v8/client"
-	"github.com/jcmturner/gokrb5/v8/config"
-	"github.com/jcmturner/gokrb5/v8/credentials"
-)
-
-// copy-paste from https://github.com/colinmarc/hdfs/blob/master/cmd/hdfs/kerberos.go
-func getKerberosClient() (*krb.Client, error) {
-	configPath := os.Getenv("KRB5_CONFIG")
-	if configPath == "" {
-		configPath = "/etc/krb5.conf"
-	}
-
-	cfg, err := config.Load(configPath)
-	if err != nil {
-		return nil, err
-	}
-
-	// Determine the ccache location from the environment, falling back to the
-	// default location.
-	ccachePath := os.Getenv("KRB5CCNAME")
-	if strings.Contains(ccachePath, ":") {
-		if strings.HasPrefix(ccachePath, "FILE:") {
-			ccachePath = strings.SplitN(ccachePath, ":", 2)[1]
-		} else {
-			return nil, fmt.Errorf("unusable ccache: %s", ccachePath)
-		}
-	} else if ccachePath == "" {
-		u, err := user.Current()
-		if err != nil {
-			return nil, err
-		}
-
-		ccachePath = fmt.Sprintf("/tmp/krb5cc_%s", u.Uid)
-	}
-
-	ccache, err := credentials.LoadCCache(ccachePath)
-	if err != nil {
-		return nil, err
-	}
-
-	client, err := krb.NewFromCCache(ccache, cfg)
-	if err != nil {
-		return nil, err
-	}
-
-	return client, nil
-}
diff --git a/weed/remote_storage/hdfs/hdfs_storage_client.go b/weed/remote_storage/hdfs/hdfs_storage_client.go
deleted file mode 100644
index 3b71958fd..000000000
--- a/weed/remote_storage/hdfs/hdfs_storage_client.go
+++ /dev/null
@@ -1,194 +0,0 @@
-//go:build hdfs
-// +build hdfs
-
-package hdfs
-
-import (
-	"fmt"
-	"github.com/chrislusf/seaweedfs/weed/glog"
-	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
-	"github.com/chrislusf/seaweedfs/weed/pb/remote_pb"
-	"github.com/chrislusf/seaweedfs/weed/remote_storage"
-	"github.com/chrislusf/seaweedfs/weed/util"
-	hdfs "github.com/colinmarc/hdfs/v2"
-	"io"
-	"os"
-	"path"
-)
-
-func init() {
-	remote_storage.RemoteStorageClientMakers["hdfs"] = new(hdfsRemoteStorageMaker)
-}
-
-type hdfsRemoteStorageMaker struct{}
-
-func (s hdfsRemoteStorageMaker) HasBucket() bool {
-	return false
-}
-
-func (s hdfsRemoteStorageMaker) Make(conf *remote_pb.RemoteConf) (remote_storage.RemoteStorageClient, error) {
-	client := &hdfsRemoteStorageClient{
-		conf: conf,
-	}
-
-	options := hdfs.ClientOptions{
-		Addresses:           conf.HdfsNamenodes,
-		UseDatanodeHostname: false,
-	}
-
-	if conf.HdfsServicePrincipalName != "" {
-		var err error
-		options.KerberosClient, err = getKerberosClient()
-		if err != nil {
-			return nil, fmt.Errorf("get kerberos authentication: %s", err)
-		}
-		options.KerberosServicePrincipleName = conf.HdfsServicePrincipalName
-
-		if conf.HdfsDataTransferProtection != "" {
-			options.DataTransferProtection = conf.HdfsDataTransferProtection
-		}
-	} else {
-		options.User = conf.HdfsUsername
-	}
-
-	c, err := hdfs.NewClient(options)
-	if err != nil {
-		return nil, err
-	}
-
-	client.client = c
-	return client, nil
-}
-
-type hdfsRemoteStorageClient struct {
-	conf   *remote_pb.RemoteConf
-	client *hdfs.Client
-}
-
-var _ = remote_storage.RemoteStorageClient(&hdfsRemoteStorageClient{})
-
-func (c *hdfsRemoteStorageClient) Traverse(loc *remote_pb.RemoteStorageLocation, visitFn remote_storage.VisitFunc) (err error) {
-
-	return remote_storage.TraverseBfs(func(parentDir util.FullPath, visitFn remote_storage.VisitFunc) error {
-		children, err := c.client.ReadDir(string(parentDir))
-		if err != nil {
-			return err
-		}
-		for _, child := range children {
-			if err := visitFn(string(parentDir), child.Name(), child.IsDir(), &filer_pb.RemoteEntry{
-				StorageName:       c.conf.Name,
-				LastLocalSyncTsNs: 0,
-				RemoteETag:        "",
-				RemoteMtime:       child.ModTime().Unix(),
-				RemoteSize:        child.Size(),
-			}); err != nil {
-				return nil
-			}
-		}
-		return nil
-	}, util.FullPath(loc.Path), visitFn)
-
-}
-func (c *hdfsRemoteStorageClient) ReadFile(loc *remote_pb.RemoteStorageLocation, offset int64, size int64) (data []byte, err error) {
-
-	f, err := c.client.Open(loc.Path)
-	if err != nil {
-		return
-	}
-	defer f.Close()
-	data = make([]byte, size)
-	_, err = f.ReadAt(data, offset)
-
-	return
-
-}
-
-func (c *hdfsRemoteStorageClient) WriteDirectory(loc *remote_pb.RemoteStorageLocation, entry *filer_pb.Entry) (err error) {
-	return c.client.MkdirAll(loc.Path, os.FileMode(entry.Attributes.FileMode))
-}
-
-func (c *hdfsRemoteStorageClient) RemoveDirectory(loc *remote_pb.RemoteStorageLocation) (err error) {
-	return c.client.RemoveAll(loc.Path)
-}
-
-func (c *hdfsRemoteStorageClient) WriteFile(loc *remote_pb.RemoteStorageLocation, entry *filer_pb.Entry, reader io.Reader) (remoteEntry *filer_pb.RemoteEntry, err error) {
-
-	dirname := path.Dir(loc.Path)
-
-	// ensure parent directory
-	if err = c.client.MkdirAll(dirname, 0755); err != nil {
-		return
-	}
-
-	// remove existing file
-	info, err := c.client.Stat(loc.Path)
-	if err == nil {
-		err = c.client.Remove(loc.Path)
-		if err != nil {
-			return
-		}
-	}
-
-	// create new file
-	out, err := c.client.Create(loc.Path)
-	if err != nil {
-		return
-	}
-
-	cleanup := func() {
-		if removeErr := c.client.Remove(loc.Path); removeErr != nil {
-			glog.Errorf("clean up %s%s: %v", loc.Name, loc.Path, removeErr)
-		}
-	}
-
-	if _, err = io.Copy(out, reader); err != nil {
-		cleanup()
-		return
-	}
-
-	if err = out.Close(); err != nil {
-		cleanup()
-		return
-	}
-
-	info, err = c.client.Stat(loc.Path)
-	if err != nil {
-		return
-	}
-
-	return &filer_pb.RemoteEntry{
-		RemoteMtime: info.ModTime().Unix(),
-		RemoteSize:  info.Size(),
-		RemoteETag:  "",
-		StorageName: c.conf.Name,
-	}, nil
-
-}
-
-func (c *hdfsRemoteStorageClient) UpdateFileMetadata(loc *remote_pb.RemoteStorageLocation, oldEntry *filer_pb.Entry, newEntry *filer_pb.Entry) error {
-	if oldEntry.Attributes.FileMode != newEntry.Attributes.FileMode {
-		if err := c.client.Chmod(loc.Path, os.FileMode(newEntry.Attributes.FileMode)); err != nil {
-			return err
-		}
-	}
-	return nil
-}
-
-func (c *hdfsRemoteStorageClient) DeleteFile(loc *remote_pb.RemoteStorageLocation) (err error) {
-	if err = c.client.Remove(loc.Path); err != nil {
-		return fmt.Errorf("hdfs delete %s: %v", loc.Path, err)
-	}
-	return
-}
-
-func (c *hdfsRemoteStorageClient) ListBuckets() (buckets []*remote_storage.Bucket, err error) {
-	return
-}
-
-func (c *hdfsRemoteStorageClient) CreateBucket(name string) (err error) {
-	return
-}
-
-func (c *hdfsRemoteStorageClient) DeleteBucket(name string) (err error) {
-	return
-}
diff --git a/weed/s3api/s3api_circuit_breaker.go b/weed/s3api/s3api_circuit_breaker.go
index 7c8311d21..68fb0a5d2 100644
--- a/weed/s3api/s3api_circuit_breaker.go
+++ b/weed/s3api/s3api_circuit_breaker.go
@@ -16,7 +16,7 @@ import (
 )
 
 type CircuitBreaker struct {
-	sync.Mutex
+	sync.RWMutex
 	Enabled     bool
 	counters    map[string]*int64
 	limitations map[string]int64
@@ -37,7 +37,7 @@ func NewCircuitBreaker(option *S3ApiServerOption) *CircuitBreaker {
 	})
 
 	if err != nil {
-		glog.Warningf("fail to load config: %v", err)
+		glog.Infof("s3 circuit breaker not configured: %v", err)
 	}
 
 	return cb
@@ -110,7 +110,7 @@ func (cb *CircuitBreaker) Limit(f func(w http.ResponseWriter, r *http.Request),
 func (cb *CircuitBreaker) limit(r *http.Request, bucket string, action string) (rollback []func(), errCode s3err.ErrorCode) {
 
 	//bucket simultaneous request count
-	bucketCountRollBack, errCode := cb.loadCounterAndCompare(bucket, action, s3_constants.LimitTypeCount, 1, s3err.ErrTooManyRequest)
+	bucketCountRollBack, errCode := cb.loadCounterAndCompare(s3_constants.Concat(bucket, action, s3_constants.LimitTypeCount), 1, s3err.ErrTooManyRequest)
 	if bucketCountRollBack != nil {
 		rollback = append(rollback, bucketCountRollBack)
 	}
@@ -119,7 +119,7 @@ func (cb *CircuitBreaker) limit(r *http.Request, bucket string, action string) (
 	}
 
 	//bucket simultaneous request content bytes
-	bucketContentLengthRollBack, errCode := cb.loadCounterAndCompare(bucket, action, s3_constants.LimitTypeBytes, r.ContentLength, s3err.ErrRequestBytesExceed)
+	bucketContentLengthRollBack, errCode := cb.loadCounterAndCompare(s3_constants.Concat(bucket, action, s3_constants.LimitTypeBytes), r.ContentLength, s3err.ErrRequestBytesExceed)
 	if bucketContentLengthRollBack != nil {
 		rollback = append(rollback, bucketContentLengthRollBack)
 	}
@@ -128,7 +128,7 @@ func (cb *CircuitBreaker) limit(r *http.Request, bucket string, action string) (
 	}
 
 	//global simultaneous request count
-	globalCountRollBack, errCode := cb.loadCounterAndCompare("", action, s3_constants.LimitTypeCount, 1, s3err.ErrTooManyRequest)
+	globalCountRollBack, errCode := cb.loadCounterAndCompare(s3_constants.Concat(action, s3_constants.LimitTypeCount), 1, s3err.ErrTooManyRequest)
 	if globalCountRollBack != nil {
 		rollback = append(rollback, globalCountRollBack)
 	}
@@ -137,7 +137,7 @@ func (cb *CircuitBreaker) limit(r *http.Request, bucket string, action string) (
 	}
 
 	//global simultaneous request content bytes
-	globalContentLengthRollBack, errCode := cb.loadCounterAndCompare("", action, s3_constants.LimitTypeBytes, r.ContentLength, s3err.ErrRequestBytesExceed)
+	globalContentLengthRollBack, errCode := cb.loadCounterAndCompare(s3_constants.Concat(action, s3_constants.LimitTypeBytes), r.ContentLength, s3err.ErrRequestBytesExceed)
 	if globalContentLengthRollBack != nil {
 		rollback = append(rollback, globalContentLengthRollBack)
 	}
@@ -147,11 +147,13 @@ func (cb *CircuitBreaker) limit(r *http.Request, bucket string, action string) (
 	return
 }
 
-func (cb *CircuitBreaker) loadCounterAndCompare(bucket, action, limitType string, inc int64, errCode s3err.ErrorCode) (f func(), e s3err.ErrorCode) {
-	key := s3_constants.Concat(bucket, action, limitType)
+func (cb *CircuitBreaker) loadCounterAndCompare(key string, inc int64, errCode s3err.ErrorCode) (f func(), e s3err.ErrorCode) {
 	e = s3err.ErrNone
 	if max, ok := cb.limitations[key]; ok {
+		cb.RLock()
 		counter, exists := cb.counters[key]
+		cb.RUnlock()
+
 		if !exists {
 			cb.Lock()
 			counter, exists = cb.counters[key]
@@ -171,7 +173,6 @@ func (cb *CircuitBreaker) loadCounterAndCompare(bucket, action, limitType string
 			f = func() {
 				atomic.AddInt64(counter, -inc)
 			}
-			current = atomic.LoadInt64(counter)
 			if current > max {
 				e = errCode
 				return
diff --git a/weed/s3api/s3api_circuit_breaker_test.go b/weed/s3api/s3api_circuit_breaker_test.go
index f795b75fc..5848cf164 100644
--- a/weed/s3api/s3api_circuit_breaker_test.go
+++ b/weed/s3api/s3api_circuit_breaker_test.go
@@ -11,28 +11,38 @@ import (
 )
 
 type TestLimitCase struct {
-	actionName       string
+	actionName string
+
 	limitType        string
 	bucketLimitValue int64
 	globalLimitValue int64
 
 	routineCount int
-	reqBytes     int64
-
 	successCount int64
 }
 
 var (
 	bucket         = "/test"
-	action         = s3_constants.ACTION_READ
+	action         = s3_constants.ACTION_WRITE
+	fileSize int64 = 200
+
 	TestLimitCases = []*TestLimitCase{
-		{action, s3_constants.LimitTypeCount, 5, 5, 6, 1024, 5},
-		{action, s3_constants.LimitTypeCount, 6, 6, 6, 1024, 6},
-		{action, s3_constants.LimitTypeCount, 5, 6, 6, 1024, 5},
-		{action, s3_constants.LimitTypeBytes, 1024, 1024, 6, 200, 5},
-		{action, s3_constants.LimitTypeBytes, 1200, 1200, 6, 200, 6},
-		{action, s3_constants.LimitTypeBytes, 11990, 11990, 60, 200, 59},
-		{action, s3_constants.LimitTypeBytes, 11790, 11990, 70, 200, 58},
+
+		//bucket-LimitTypeCount
+		{action, s3_constants.LimitTypeCount, 5, 6, 60, 5},
+		{action, s3_constants.LimitTypeCount, 0, 6, 6, 0},
+
+		//global-LimitTypeCount
+		{action, s3_constants.LimitTypeCount, 6, 5, 6, 5},
+		{action, s3_constants.LimitTypeCount, 6, 0, 6, 0},
+
+		//bucket-LimitTypeBytes
+		{action, s3_constants.LimitTypeBytes, 1000, 1020, 6, 5},
+		{action, s3_constants.LimitTypeBytes, 0, 1020, 6, 0},
+
+		//global-LimitTypeBytes
+		{action, s3_constants.LimitTypeBytes, 1020, 1000, 6, 5},
+		{action, s3_constants.LimitTypeBytes, 1020, 0, 6, 0},
 	}
 )
 
@@ -64,14 +74,14 @@ func TestLimit(t *testing.T) {
 			t.Fatal(err)
 		}
 
-		successCount := doLimit(circuitBreaker, tc.routineCount, &http.Request{ContentLength: tc.reqBytes})
+		successCount := doLimit(circuitBreaker, tc.routineCount, &http.Request{ContentLength: fileSize}, tc.actionName)
 		if successCount != tc.successCount {
-			t.Errorf("successCount not equal, expect=%d, actual=%d", tc.successCount, successCount)
+			t.Errorf("successCount not equal, expect=%d, actual=%d, case: %v", tc.successCount, successCount, tc)
 		}
 	}
 }
 
-func doLimit(circuitBreaker *CircuitBreaker, routineCount int, r *http.Request) int64 {
+func doLimit(circuitBreaker *CircuitBreaker, routineCount int, r *http.Request, action string) int64 {
 	var successCounter int64
 	resultCh := make(chan []func(), routineCount)
 	var wg sync.WaitGroup
diff --git a/weed/s3api/s3api_object_copy_handlers.go b/weed/s3api/s3api_object_copy_handlers.go
index 370b5a911..950e7a8fb 100644
--- a/weed/s3api/s3api_object_copy_handlers.go
+++ b/weed/s3api/s3api_object_copy_handlers.go
@@ -80,8 +80,8 @@ func (s3a *S3ApiServer) CopyObjectHandler(w http.ResponseWriter, r *http.Request
 		return
 	}
 
-	dstUrl := fmt.Sprintf("http://%s%s/%s%s?collection=%s",
-		s3a.option.Filer.ToHttpAddress(), s3a.option.BucketsPath, dstBucket, urlPathEscape(dstObject), dstBucket)
+	dstUrl := fmt.Sprintf("http://%s%s/%s%s",
+		s3a.option.Filer.ToHttpAddress(), s3a.option.BucketsPath, dstBucket, urlPathEscape(dstObject))
 	srcUrl := fmt.Sprintf("http://%s%s/%s%s",
 		s3a.option.Filer.ToHttpAddress(), s3a.option.BucketsPath, srcBucket, urlPathEscape(srcObject))
 
@@ -169,8 +169,8 @@ func (s3a *S3ApiServer) CopyObjectPartHandler(w http.ResponseWriter, r *http.Req
 
 	rangeHeader := r.Header.Get("x-amz-copy-source-range")
 
-	dstUrl := fmt.Sprintf("http://%s%s/%s/%04d.part?collection=%s",
-		s3a.option.Filer.ToHttpAddress(), s3a.genUploadsFolder(dstBucket), uploadID, partID, dstBucket)
+	dstUrl := fmt.Sprintf("http://%s%s/%s/%04d.part",
+		s3a.option.Filer.ToHttpAddress(), s3a.genUploadsFolder(dstBucket), uploadID, partID)
 	srcUrl := fmt.Sprintf("http://%s%s/%s%s",
 		s3a.option.Filer.ToHttpAddress(), s3a.option.BucketsPath, srcBucket, urlPathEscape(srcObject))
 
diff --git a/weed/s3api/s3api_object_multipart_handlers.go b/weed/s3api/s3api_object_multipart_handlers.go
index 768f4d180..d2ff87832 100644
--- a/weed/s3api/s3api_object_multipart_handlers.go
+++ b/weed/s3api/s3api_object_multipart_handlers.go
@@ -247,8 +247,8 @@ func (s3a *S3ApiServer) PutObjectPartHandler(w http.ResponseWriter, r *http.Requ
 
 	glog.V(2).Infof("PutObjectPartHandler %s %s %04d", bucket, uploadID, partID)
 
-	uploadUrl := fmt.Sprintf("http://%s%s/%s/%04d.part?collection=%s",
-		s3a.option.Filer.ToHttpAddress(), s3a.genUploadsFolder(bucket), uploadID, partID, bucket)
+	uploadUrl := fmt.Sprintf("http://%s%s/%s/%04d.part",
+		s3a.option.Filer.ToHttpAddress(), s3a.genUploadsFolder(bucket), uploadID, partID)
 
 	if partID == 1 && r.Header.Get("Content-Type") == "" {
 		dataReader = mimeDetect(r, dataReader)
diff --git a/weed/security/tls.go b/weed/security/tls.go
index 79552c026..bfa9d43c7 100644
--- a/weed/security/tls.go
+++ b/weed/security/tls.go
@@ -1,24 +1,22 @@
 package security
 
 import (
-	"context"
 	"crypto/tls"
 	"crypto/x509"
+	"fmt"
+	"google.golang.org/grpc/credentials/tls/certprovider/pemfile"
+	"google.golang.org/grpc/security/advancedtls"
 	"io/ioutil"
-	"os"
 	"strings"
-
-	grpc_auth "github.com/grpc-ecosystem/go-grpc-middleware/auth"
-	"google.golang.org/grpc"
-	"google.golang.org/grpc/codes"
-	"google.golang.org/grpc/credentials"
-	"google.golang.org/grpc/peer"
-	"google.golang.org/grpc/status"
+	"time"
 
 	"github.com/chrislusf/seaweedfs/weed/glog"
 	"github.com/chrislusf/seaweedfs/weed/util"
+	"google.golang.org/grpc"
 )
 
+const credRefreshingInterval = time.Duration(5) * time.Hour
+
 type Authenticator struct {
 	AllowedWildcardDomain string
 	AllowedCommonNames    map[string]bool
@@ -29,28 +27,39 @@ func LoadServerTLS(config *util.ViperProxy, component string) (grpc.ServerOption
 		return nil, nil
 	}
 
-	// load cert/key, ca cert
-	cert, err := tls.LoadX509KeyPair(config.GetString(component+".cert"), config.GetString(component+".key"))
+	serverOptions := pemfile.Options{
+		CertFile:        config.GetString(component + ".cert"),
+		KeyFile:         config.GetString(component + ".key"),
+		RefreshDuration: credRefreshingInterval,
+	}
+
+	serverIdentityProvider, err := pemfile.NewProvider(serverOptions)
 	if err != nil {
-		glog.V(1).Infof("load cert: %s / key: %s error: %v",
-			config.GetString(component+".cert"),
-			config.GetString(component+".key"),
-			err)
+		glog.Warningf("pemfile.NewProvider(%v) %v failed: %v", serverOptions, component, err)
 		return nil, nil
 	}
-	caCert, err := os.ReadFile(config.GetString("grpc.ca"))
+
+	serverRootOptions := pemfile.Options{
+		RootFile:        config.GetString("grpc.ca"),
+		RefreshDuration: credRefreshingInterval,
+	}
+	serverRootProvider, err := pemfile.NewProvider(serverRootOptions)
 	if err != nil {
-		glog.V(1).Infof("read ca cert file %s error: %v", config.GetString("grpc.ca"), err)
+		glog.Warningf("pemfile.NewProvider(%v) failed: %v", serverRootOptions, err)
 		return nil, nil
 	}
-	caCertPool := x509.NewCertPool()
-	caCertPool.AppendCertsFromPEM(caCert)
-	ta := credentials.NewTLS(&tls.Config{
-		Certificates: []tls.Certificate{cert},
-		ClientCAs:    caCertPool,
-		ClientAuth:   tls.RequireAndVerifyClientCert,
-	})
 
+	// Start a server and create a client using advancedtls API with Provider.
+	options := &advancedtls.ServerOptions{
+		IdentityOptions: advancedtls.IdentityCertificateOptions{
+			IdentityProvider: serverIdentityProvider,
+		},
+		RootOptions: advancedtls.RootCertificateOptions{
+			RootProvider: serverRootProvider,
+		},
+		RequireClientCert: true,
+		VType:             advancedtls.CertVerification,
+	}
 	allowedCommonNames := config.GetString(component + ".allowed_commonNames")
 	allowedWildcardDomain := config.GetString("grpc.allowed_wildcard_domain")
 	if allowedCommonNames != "" || allowedWildcardDomain != "" {
@@ -62,7 +71,16 @@ func LoadServerTLS(config *util.ViperProxy, component string) (grpc.ServerOption
 			AllowedCommonNames:    allowedCommonNamesMap,
 			AllowedWildcardDomain: allowedWildcardDomain,
 		}
-		return grpc.Creds(ta), grpc.UnaryInterceptor(grpc_auth.UnaryServerInterceptor(auther.Authenticate))
+		options.VerifyPeer = auther.Authenticate
+	} else {
+		options.VerifyPeer = func(params *advancedtls.VerificationFuncParams) (*advancedtls.VerificationResults, error) {
+			return &advancedtls.VerificationResults{}, nil
+		}
+	}
+	ta, err := advancedtls.NewServerCreds(options)
+	if err != nil {
+		glog.Warningf("advancedtls.NewServerCreds(%v) failed: %v", options, err)
+		return nil, nil
 	}
 	return grpc.Creds(ta), nil
 }
@@ -77,25 +95,42 @@ func LoadClientTLS(config *util.ViperProxy, component string) grpc.DialOption {
 		return grpc.WithInsecure()
 	}
 
-	// load cert/key, cacert
-	cert, err := tls.LoadX509KeyPair(certFileName, keyFileName)
+	clientOptions := pemfile.Options{
+		CertFile:        certFileName,
+		KeyFile:         keyFileName,
+		RefreshDuration: credRefreshingInterval,
+	}
+	clientProvider, err := pemfile.NewProvider(clientOptions)
 	if err != nil {
-		glog.V(1).Infof("load cert/key error: %v", err)
+		glog.Warningf("pemfile.NewProvider(%v) failed %v", clientOptions, err)
 		return grpc.WithInsecure()
 	}
-	caCert, err := os.ReadFile(caFileName)
+	clientRootOptions := pemfile.Options{
+		RootFile:        config.GetString("grpc.ca"),
+		RefreshDuration: credRefreshingInterval,
+	}
+	clientRootProvider, err := pemfile.NewProvider(clientRootOptions)
 	if err != nil {
-		glog.V(1).Infof("read ca cert file error: %v", err)
+		glog.Warningf("pemfile.NewProvider(%v) failed: %v", clientRootOptions, err)
+		return grpc.WithInsecure()
+	}
+	options := &advancedtls.ClientOptions{
+		IdentityOptions: advancedtls.IdentityCertificateOptions{
+			IdentityProvider: clientProvider,
+		},
+		VerifyPeer: func(params *advancedtls.VerificationFuncParams) (*advancedtls.VerificationResults, error) {
+			return &advancedtls.VerificationResults{}, nil
+		},
+		RootOptions: advancedtls.RootCertificateOptions{
+			RootProvider: clientRootProvider,
+		},
+		VType: advancedtls.CertVerification,
+	}
+	ta, err := advancedtls.NewClientCreds(options)
+	if err != nil {
+		glog.Warningf("advancedtls.NewClientCreds(%v) failed: %v", options, err)
 		return grpc.WithInsecure()
 	}
-	caCertPool := x509.NewCertPool()
-	caCertPool.AppendCertsFromPEM(caCert)
-
-	ta := credentials.NewTLS(&tls.Config{
-		Certificates:       []tls.Certificate{cert},
-		RootCAs:            caCertPool,
-		InsecureSkipVerify: true,
-	})
 	return grpc.WithTransportCredentials(ta)
 }
 
@@ -116,27 +151,14 @@ func LoadClientTLSHTTP(clientCertFile string) *tls.Config {
 	}
 }
 
-func (a Authenticator) Authenticate(ctx context.Context) (newCtx context.Context, err error) {
-	p, ok := peer.FromContext(ctx)
-	if !ok {
-		return ctx, status.Error(codes.Unauthenticated, "no peer found")
+func (a Authenticator) Authenticate(params *advancedtls.VerificationFuncParams) (*advancedtls.VerificationResults, error) {
+	if a.AllowedWildcardDomain != "" && strings.HasSuffix(params.Leaf.Subject.CommonName, a.AllowedWildcardDomain) {
+		return &advancedtls.VerificationResults{}, nil
 	}
-
-	tlsAuth, ok := p.AuthInfo.(credentials.TLSInfo)
-	if !ok {
-		return ctx, status.Error(codes.Unauthenticated, "unexpected peer transport credentials")
-	}
-	if len(tlsAuth.State.VerifiedChains) == 0 || len(tlsAuth.State.VerifiedChains[0]) == 0 {
-		return ctx, status.Error(codes.Unauthenticated, "could not verify peer certificate")
-	}
-
-	commonName := tlsAuth.State.VerifiedChains[0][0].Subject.CommonName
-	if a.AllowedWildcardDomain != "" && strings.HasSuffix(commonName, a.AllowedWildcardDomain) {
-		return ctx, nil
-	}
-	if _, ok := a.AllowedCommonNames[commonName]; ok {
-		return ctx, nil
+	if _, ok := a.AllowedCommonNames[params.Leaf.Subject.CommonName]; ok {
+		return &advancedtls.VerificationResults{}, nil
 	}
-
-	return ctx, status.Errorf(codes.Unauthenticated, "invalid subject common name: %s", commonName)
+	err := fmt.Errorf("Authenticate: invalid subject client common name: %s", params.Leaf.Subject.CommonName)
+	glog.Error(err)
+	return nil, err
 }
diff --git a/weed/sequence/snowflake_sequencer_test.go b/weed/sequence/snowflake_sequencer_test.go
new file mode 100644
index 000000000..731e330c5
--- /dev/null
+++ b/weed/sequence/snowflake_sequencer_test.go
@@ -0,0 +1,25 @@
+package sequence
+
+import (
+	"encoding/hex"
+	"github.com/chrislusf/seaweedfs/weed/storage/types"
+	"github.com/stretchr/testify/assert"
+	"testing"
+)
+
+func TestSequencer(t *testing.T) {
+	seq, err := NewSnowflakeSequencer("for_test", 1)
+	assert.Equal(t, nil, err)
+	last := uint64(0)
+	bytes := make([]byte, types.NeedleIdSize)
+	for i := 0; i < 100; i++ {
+		next := seq.NextFileId(1)
+		types.NeedleIdToBytes(bytes, types.NeedleId(next))
+		println(hex.EncodeToString(bytes))
+		if last == next {
+			t.Errorf("last %d next %d", last, next)
+		}
+		last = next
+	}
+
+}
diff --git a/weed/server/master_grpc_server.go b/weed/server/master_grpc_server.go
index 4d0fbbc41..4f5455cb1 100644
--- a/weed/server/master_grpc_server.go
+++ b/weed/server/master_grpc_server.go
@@ -263,8 +263,12 @@ func (ms *MasterServer) KeepConnected(stream master_pb.Seaweed_KeepConnectedServ
 		}
 		ms.deleteClient(clientName)
 	}()
-
-	for _, message := range ms.Topo.ToVolumeLocations() {
+	for i, message := range ms.Topo.ToVolumeLocations() {
+		if i == 0 {
+			if leader, err := ms.Topo.Leader(); err == nil {
+				message.Leader = string(leader)
+			}
+		}
 		if sendErr := stream.Send(&master_pb.KeepConnectedResponse{VolumeLocation: message}); sendErr != nil {
 			return sendErr
 		}
diff --git a/weed/server/master_grpc_server_volume.go b/weed/server/master_grpc_server_volume.go
index bc92dd332..9da947869 100644
--- a/weed/server/master_grpc_server_volume.go
+++ b/weed/server/master_grpc_server_volume.go
@@ -52,8 +52,13 @@ func (ms *MasterServer) ProcessGrowRequest() {
 				go func() {
 					glog.V(1).Infoln("starting automatic volume grow")
 					start := time.Now()
-					_, err := ms.vg.AutomaticGrowByType(req.Option, ms.grpcDialOption, ms.Topo, req.Count)
+					newVidLocations, err := ms.vg.AutomaticGrowByType(req.Option, ms.grpcDialOption, ms.Topo, req.Count)
 					glog.V(1).Infoln("finished automatic volume grow, cost ", time.Now().Sub(start))
+					if err == nil {
+						for _, newVidLocation := range newVidLocations {
+							ms.broadcastToClients(&master_pb.KeepConnectedResponse{VolumeLocation: newVidLocation})
+						}
+					}
 					vl.DoneGrowRequest()
 
 					if req.ErrCh != nil {
@@ -204,8 +209,9 @@ func (ms *MasterServer) Statistics(ctx context.Context, req *master_pb.Statistic
 
 	volumeLayout := ms.Topo.GetVolumeLayout(req.Collection, replicaPlacement, ttl, types.ToDiskType(req.DiskType))
 	stats := volumeLayout.Stats()
+	totalSize := ms.Topo.GetDiskUsages().GetMaxVolumeCount() * int64(ms.option.VolumeSizeLimitMB) * 1024 * 1024
 	resp := &master_pb.StatisticsResponse{
-		TotalSize: stats.TotalSize,
+		TotalSize: uint64(totalSize),
 		UsedSize:  stats.UsedSize,
 		FileCount: stats.FileCount,
 	}
diff --git a/weed/server/master_server_handlers_admin.go b/weed/server/master_server_handlers_admin.go
index ade750ccc..47abfb892 100644
--- a/weed/server/master_server_handlers_admin.go
+++ b/weed/server/master_server_handlers_admin.go
@@ -4,6 +4,7 @@ import (
 	"context"
 	"fmt"
 	"github.com/chrislusf/seaweedfs/weed/pb"
+	"github.com/chrislusf/seaweedfs/weed/pb/master_pb"
 	"math/rand"
 	"net/http"
 	"strconv"
@@ -81,7 +82,9 @@ func (ms *MasterServer) volumeGrowHandler(w http.ResponseWriter, r *http.Request
 		if ms.Topo.AvailableSpaceFor(option) < int64(count*option.ReplicaPlacement.GetCopyCount()) {
 			err = fmt.Errorf("only %d volumes left, not enough for %d", ms.Topo.AvailableSpaceFor(option), count*option.ReplicaPlacement.GetCopyCount())
 		} else {
-			count, err = ms.vg.GrowByCountAndType(ms.grpcDialOption, count, option, ms.Topo)
+			var newVidLocations []*master_pb.VolumeLocation
+			newVidLocations, err = ms.vg.GrowByCountAndType(ms.grpcDialOption, count, option, ms.Topo)
+			count = len(newVidLocations)
 		}
 	} else {
 		err = fmt.Errorf("can not parse parameter count %s", r.FormValue("count"))
diff --git a/weed/server/raft_hashicorp.go b/weed/server/raft_hashicorp.go
index cc6578bf5..9971eaa48 100644
--- a/weed/server/raft_hashicorp.go
+++ b/weed/server/raft_hashicorp.go
@@ -121,7 +121,10 @@ func NewHashicorpRaftServer(option *RaftServerOption) (*RaftServer, error) {
 	if option.RaftBootstrap {
 		os.RemoveAll(path.Join(s.dataDir, ldbFile))
 		os.RemoveAll(path.Join(s.dataDir, sdbFile))
-		os.RemoveAll(path.Join(s.dataDir, "snapshot"))
+		os.RemoveAll(path.Join(s.dataDir, "snapshots"))
+	}
+	if err := os.MkdirAll(path.Join(s.dataDir, "snapshots"), os.ModePerm); err != nil {
+		return nil, err
 	}
 	baseDir := s.dataDir
 
diff --git a/weed/server/raft_server.go b/weed/server/raft_server.go
index 8c372f0cc..ad0a1c8ce 100644
--- a/weed/server/raft_server.go
+++ b/weed/server/raft_server.go
@@ -125,7 +125,7 @@ func NewRaftServer(option *RaftServerOption) (*RaftServer, error) {
 		os.RemoveAll(path.Join(s.dataDir, "conf"))
 		os.RemoveAll(path.Join(s.dataDir, "snapshot"))
 	}
-	if err := os.MkdirAll(path.Join(s.dataDir, "snapshot"), 0700); err != nil {
+	if err := os.MkdirAll(path.Join(s.dataDir, "snapshot"), os.ModePerm); err != nil {
 		return nil, err
 	}
 
diff --git a/weed/server/volume_grpc_copy.go b/weed/server/volume_grpc_copy.go
index e3ec5b724..b4bc850e2 100644
--- a/weed/server/volume_grpc_copy.go
+++ b/weed/server/volume_grpc_copy.go
@@ -3,6 +3,8 @@ package weed_server
 import (
 	"context"
 	"fmt"
+	"github.com/chrislusf/seaweedfs/weed/pb/master_pb"
+	"github.com/chrislusf/seaweedfs/weed/storage/backend"
 	"io"
 	"math"
 	"os"
@@ -78,6 +80,28 @@ func (vs *VolumeServer) VolumeCopy(req *volume_server_pb.VolumeCopyRequest, stre
 			}
 		}()
 
+		var preallocateSize int64
+		if grpcErr := pb.WithMasterClient(false, vs.GetMaster(), vs.grpcDialOption, func(client master_pb.SeaweedClient) error {
+			resp, err := client.GetMasterConfiguration(context.Background(), &master_pb.GetMasterConfigurationRequest{})
+			if err != nil {
+				return fmt.Errorf("get master %s configuration: %v", vs.GetMaster(), err)
+			}
+			if resp.VolumePreallocate {
+				preallocateSize = int64(resp.VolumeSizeLimitMB) * (1 << 20)
+			}
+			return nil
+		}); grpcErr != nil {
+			glog.V(0).Infof("connect to %s: %v", vs.GetMaster(), grpcErr)
+		}
+
+		if preallocateSize > 0 {
+			volumeFile := dataBaseFileName + ".dat"
+			_, err := backend.CreateVolumeFile(volumeFile, preallocateSize, 0)
+			if err != nil {
+				return fmt.Errorf("create volume file %s: %v", volumeFile, err)
+			}
+		}
+
 		// println("source:", volFileInfoResp.String())
 		copyResponse := &volume_server_pb.VolumeCopyResponse{}
 		reportInterval := int64(1024 * 1024 * 128)
diff --git a/weed/server/webdav_server.go b/weed/server/webdav_server.go
index 265dea03a..5140af2b4 100644
--- a/weed/server/webdav_server.go
+++ b/weed/server/webdav_server.go
@@ -48,6 +48,13 @@ type WebDavServer struct {
 	Handler        *webdav.Handler
 }
 
+func max(x, y int64) int64 {
+	if x <= y {
+		return y
+	}
+	return x
+}
+
 func NewWebDavServer(option *WebDavOption) (ws *WebDavServer, err error) {
 
 	fs, _ := NewWebDavFileSystem(option)
@@ -496,6 +503,7 @@ func (f *WebDavFile) Write(buf []byte) (int, error) {
 	written, err := f.bufWriter.Write(buf)
 
 	if err == nil {
+		f.entry.Attributes.FileSize = uint64(max(f.off+int64(written), int64(f.entry.Attributes.FileSize)))
 		glog.V(3).Infof("WebDavFileSystem.Write %v: written [%d,%d)", f.name, f.off, f.off+int64(len(buf)))
 		f.off += int64(written)
 	}
diff --git a/weed/shell/command_remote_configure.go b/weed/shell/command_remote_configure.go
index c892c3443..e15090190 100644
--- a/weed/shell/command_remote_configure.go
+++ b/weed/shell/command_remote_configure.go
@@ -108,16 +108,6 @@ func (c *commandRemoteConfigure) Do(args []string, commandEnv *CommandEnv, write
 	remoteConfigureCommand.StringVar(&conf.StorjSecretKey, "storj.secret_key", "", "Storj secret key")
 	remoteConfigureCommand.StringVar(&conf.StorjEndpoint, "storj.endpoint", "", "Storj endpoint")
 
-	var namenodes arrayFlags
-	remoteConfigureCommand.Var(&namenodes, "hdfs.namenodes", "hdfs name node and port, example: namenode1:8020,namenode2:8020")
-	remoteConfigureCommand.StringVar(&conf.HdfsUsername, "hdfs.username", "", "hdfs user name")
-	remoteConfigureCommand.StringVar(&conf.HdfsServicePrincipalName, "hdfs.servicePrincipalName", "", `Kerberos service principal name for the namenode
-
-Example: hdfs/namenode.hadoop.docker
-Namenode running as service 'hdfs' with FQDN 'namenode.hadoop.docker'.
-`)
-	remoteConfigureCommand.StringVar(&conf.HdfsDataTransferProtection, "hdfs.dataTransferProtection", "", "[authentication|integrity|privacy] Kerberos data transfer protection")
-
 	if err = remoteConfigureCommand.Parse(args); err != nil {
 		return nil
 	}
@@ -223,14 +213,3 @@ func (c *commandRemoteConfigure) saveRemoteStorage(commandEnv *CommandEnv, write
 	return nil
 
 }
-
-type arrayFlags []string
-
-func (i *arrayFlags) String() string {
-	return "my string representation"
-}
-
-func (i *arrayFlags) Set(value string) error {
-	*i = append(*i, value)
-	return nil
-}
diff --git a/weed/storage/disk_location.go b/weed/storage/disk_location.go
index 289fd3b47..847324838 100644
--- a/weed/storage/disk_location.go
+++ b/weed/storage/disk_location.go
@@ -44,13 +44,11 @@ func GenerateDirUuid(dir string) (dirUuidString string, err error) {
 		dirUuidString = dirUuid.String()
 		writeErr := util.WriteFile(fileName, []byte(dirUuidString), 0644)
 		if writeErr != nil {
-			glog.Warningf("failed to write uuid to %s : %v", fileName, writeErr)
 			return "", fmt.Errorf("failed to write uuid to %s : %v", fileName, writeErr)
 		}
 	} else {
 		uuidData, readErr := os.ReadFile(fileName)
 		if readErr != nil {
-			glog.Warningf("failed to read uuid from %s : %v", fileName, readErr)
 			return "", fmt.Errorf("failed to read uuid from %s : %v", fileName, readErr)
 		}
 		dirUuidString = string(uuidData)
@@ -65,7 +63,10 @@ func NewDiskLocation(dir string, maxVolumeCount int, minFreeSpace util.MinFreeSp
 	} else {
 		idxDir = util.ResolvePath(idxDir)
 	}
-	dirUuid, _ := GenerateDirUuid(dir)
+	dirUuid, err := GenerateDirUuid(dir)
+	if err != nil {
+		glog.Fatalf("cannot generate uuid of dir %s: %v", dir, err)
+	}
 	location := &DiskLocation{
 		Directory:              dir,
 		DirectoryUuid:          dirUuid,
diff --git a/weed/storage/needle_map/compact_map_test.go b/weed/storage/needle_map/compact_map_test.go
index 199cb26b3..afe12ee72 100644
--- a/weed/storage/needle_map/compact_map_test.go
+++ b/weed/storage/needle_map/compact_map_test.go
@@ -2,10 +2,25 @@ package needle_map
 
 import (
 	"fmt"
+	"github.com/chrislusf/seaweedfs/weed/sequence"
 	. "github.com/chrislusf/seaweedfs/weed/storage/types"
 	"testing"
 )
 
+func TestSnowflakeSequencer(t *testing.T) {
+	m := NewCompactMap()
+	seq, _ := sequence.NewSnowflakeSequencer("for_test", 1)
+
+	for i := 0; i < 200000; i++ {
+		id := seq.NextFileId(1)
+		oldOffset, oldSize := m.Set(NeedleId(id), ToOffset(8), 3000073)
+		if oldSize != 0 {
+			t.Errorf("id %d oldOffset %v oldSize %d", id, oldOffset, oldSize)
+		}
+	}
+
+}
+
 func TestOverflow2(t *testing.T) {
 	m := NewCompactMap()
 	_, oldSize := m.Set(NeedleId(150088), ToOffset(8), 3000073)
diff --git a/weed/topology/topology_vacuum.go b/weed/topology/topology_vacuum.go
index 147220f4a..e53aa2853 100644
--- a/weed/topology/topology_vacuum.go
+++ b/weed/topology/topology_vacuum.go
@@ -22,7 +22,7 @@ func (t *Topology) batchVacuumVolumeCheck(grpcDialOption grpc.DialOption, vid ne
 	errCount := int32(0)
 	for index, dn := range locationlist.list {
 		go func(index int, url pb.ServerAddress, vid needle.VolumeId) {
-			err := operation.WithVolumeServerClient(true, url, grpcDialOption, func(volumeServerClient volume_server_pb.VolumeServerClient) error {
+			err := operation.WithVolumeServerClient(false, url, grpcDialOption, func(volumeServerClient volume_server_pb.VolumeServerClient) error {
 				resp, err := volumeServerClient.VacuumVolumeCheck(context.Background(), &volume_server_pb.VacuumVolumeCheckRequest{
 					VolumeId: uint32(vid),
 				})
@@ -123,7 +123,7 @@ func (t *Topology) batchVacuumVolumeCommit(grpcDialOption grpc.DialOption, vl *V
 	isReadOnly := false
 	for _, dn := range locationlist.list {
 		glog.V(0).Infoln("Start Committing vacuum", vid, "on", dn.Url())
-		err := operation.WithVolumeServerClient(true, dn.ServerAddress(), grpcDialOption, func(volumeServerClient volume_server_pb.VolumeServerClient) error {
+		err := operation.WithVolumeServerClient(false, dn.ServerAddress(), grpcDialOption, func(volumeServerClient volume_server_pb.VolumeServerClient) error {
 			resp, err := volumeServerClient.VacuumVolumeCommit(context.Background(), &volume_server_pb.VacuumVolumeCommitRequest{
 				VolumeId: uint32(vid),
 			})
@@ -150,7 +150,7 @@ func (t *Topology) batchVacuumVolumeCommit(grpcDialOption grpc.DialOption, vl *V
 func (t *Topology) batchVacuumVolumeCleanup(grpcDialOption grpc.DialOption, vl *VolumeLayout, vid needle.VolumeId, locationlist *VolumeLocationList) {
 	for _, dn := range locationlist.list {
 		glog.V(0).Infoln("Start cleaning up", vid, "on", dn.Url())
-		err := operation.WithVolumeServerClient(true, dn.ServerAddress(), grpcDialOption, func(volumeServerClient volume_server_pb.VolumeServerClient) error {
+		err := operation.WithVolumeServerClient(false, dn.ServerAddress(), grpcDialOption, func(volumeServerClient volume_server_pb.VolumeServerClient) error {
 			_, err := volumeServerClient.VacuumVolumeCleanup(context.Background(), &volume_server_pb.VacuumVolumeCleanupRequest{
 				VolumeId: uint32(vid),
 			})
diff --git a/weed/topology/volume_growth.go b/weed/topology/volume_growth.go
index 7886c3998..238ca99f4 100644
--- a/weed/topology/volume_growth.go
+++ b/weed/topology/volume_growth.go
@@ -3,6 +3,7 @@ package topology
 import (
 	"encoding/json"
 	"fmt"
+	"github.com/chrislusf/seaweedfs/weed/pb/master_pb"
 	"math/rand"
 	"sync"
 
@@ -77,42 +78,50 @@ func (vg *VolumeGrowth) findVolumeCount(copyCount int) (count int) {
 	return
 }
 
-func (vg *VolumeGrowth) AutomaticGrowByType(option *VolumeGrowOption, grpcDialOption grpc.DialOption, topo *Topology, targetCount int) (count int, err error) {
+func (vg *VolumeGrowth) AutomaticGrowByType(option *VolumeGrowOption, grpcDialOption grpc.DialOption, topo *Topology, targetCount int) (result []*master_pb.VolumeLocation, err error) {
 	if targetCount == 0 {
 		targetCount = vg.findVolumeCount(option.ReplicaPlacement.GetCopyCount())
 	}
-	count, err = vg.GrowByCountAndType(grpcDialOption, targetCount, option, topo)
-	if count > 0 && count%option.ReplicaPlacement.GetCopyCount() == 0 {
-		return count, nil
+	result, err = vg.GrowByCountAndType(grpcDialOption, targetCount, option, topo)
+	if len(result) > 0 && len(result)%option.ReplicaPlacement.GetCopyCount() == 0 {
+		return result, nil
 	}
-	return count, err
+	return result, err
 }
-func (vg *VolumeGrowth) GrowByCountAndType(grpcDialOption grpc.DialOption, targetCount int, option *VolumeGrowOption, topo *Topology) (counter int, err error) {
+func (vg *VolumeGrowth) GrowByCountAndType(grpcDialOption grpc.DialOption, targetCount int, option *VolumeGrowOption, topo *Topology) (result []*master_pb.VolumeLocation, err error) {
 	vg.accessLock.Lock()
 	defer vg.accessLock.Unlock()
 
 	for i := 0; i < targetCount; i++ {
-		if c, e := vg.findAndGrow(grpcDialOption, topo, option); e == nil {
-			counter += c
+		if res, e := vg.findAndGrow(grpcDialOption, topo, option); e == nil {
+			result = append(result, res...)
 		} else {
-			glog.V(0).Infof("create %d volume, created %d: %v", targetCount, counter, e)
-			return counter, e
+			glog.V(0).Infof("create %d volume, created %d: %v", targetCount, len(result), e)
+			return result, e
 		}
 	}
 	return
 }
 
-func (vg *VolumeGrowth) findAndGrow(grpcDialOption grpc.DialOption, topo *Topology, option *VolumeGrowOption) (int, error) {
+func (vg *VolumeGrowth) findAndGrow(grpcDialOption grpc.DialOption, topo *Topology, option *VolumeGrowOption) (result []*master_pb.VolumeLocation, err error) {
 	servers, e := vg.findEmptySlotsForOneVolume(topo, option)
 	if e != nil {
-		return 0, e
+		return nil, e
 	}
 	vid, raftErr := topo.NextVolumeId()
 	if raftErr != nil {
-		return 0, raftErr
+		return nil, raftErr
 	}
-	err := vg.grow(grpcDialOption, topo, vid, option, servers...)
-	return len(servers), err
+	if err = vg.grow(grpcDialOption, topo, vid, option, servers...); err == nil {
+		for _, server := range servers {
+			result = append(result, &master_pb.VolumeLocation{
+				Url:       server.Url(),
+				PublicUrl: server.PublicUrl,
+				NewVids:   []uint32{uint32(vid)},
+			})
+		}
+	}
+	return
 }
 
 // 1. find the main data node
diff --git a/weed/topology/volume_layout.go b/weed/topology/volume_layout.go
index 167aee8ea..dee82762a 100644
--- a/weed/topology/volume_layout.go
+++ b/weed/topology/volume_layout.go
@@ -493,9 +493,9 @@ func (vl *VolumeLayout) Stats() *VolumeLayoutStats {
 	for vid, vll := range vl.vid2location {
 		size, fileCount := vll.Stats(vid, freshThreshold)
 		ret.FileCount += uint64(fileCount)
-		ret.UsedSize += size
+		ret.UsedSize += size * uint64(vll.Length())
 		if vl.readonlyVolumes.IsTrue(vid) {
-			ret.TotalSize += size
+			ret.TotalSize += size * uint64(vll.Length())
 		} else {
 			ret.TotalSize += vl.volumeSizeLimit * uint64(vll.Length())
 		}
diff --git a/weed/util/constants.go b/weed/util/constants.go
index c0fea8b17..ce8757ce9 100644
--- a/weed/util/constants.go
+++ b/weed/util/constants.go
@@ -5,7 +5,7 @@ import (
 )
 
 var (
-	VERSION_NUMBER = fmt.Sprintf("%.02f", 3.11)
+	VERSION_NUMBER = fmt.Sprintf("%.02f", 3.13)
 	VERSION        = sizeLimit + " " + VERSION_NUMBER
 	COMMIT         = ""
 )
diff --git a/weed/wdclient/masterclient.go b/weed/wdclient/masterclient.go
index 244a3921a..35f1c4cf8 100644
--- a/weed/wdclient/masterclient.go
+++ b/weed/wdclient/masterclient.go
@@ -38,6 +38,39 @@ func NewMasterClient(grpcDialOption grpc.DialOption, filerGroup string, clientTy
 	}
 }
 
+func (mc *MasterClient) GetLookupFileIdFunction() LookupFileIdFunctionType {
+	return mc.LookupFileIdWithFallback
+}
+
+func (mc *MasterClient) LookupFileIdWithFallback(fileId string) (fullUrls []string, err error) {
+	fullUrls, err = mc.vidMap.LookupFileId(fileId)
+	if err == nil {
+		return
+	}
+	err = pb.WithMasterClient(false, mc.currentMaster, mc.grpcDialOption, func(client master_pb.SeaweedClient) error {
+		resp, err := client.LookupVolume(context.Background(), &master_pb.LookupVolumeRequest{
+			VolumeOrFileIds: []string{fileId},
+		})
+		if err != nil {
+			return err
+		}
+		for vid, vidLocation := range resp.VolumeIdLocations {
+			for _, vidLoc := range vidLocation.Locations {
+				loc := Location{
+					Url:       vidLoc.Url,
+					PublicUrl: vidLoc.PublicUrl,
+					GrpcPort:  int(vidLoc.GrpcPort),
+				}
+				mc.vidMap.addLocation(uint32(vid), loc)
+				fullUrls = append(fullUrls, "http://"+loc.Url+"/"+fileId)
+			}
+		}
+
+		return nil
+	})
+	return
+}
+
 func (mc *MasterClient) GetMaster() pb.ServerAddress {
 	mc.WaitUntilConnected()
 	return mc.currentMaster
@@ -98,7 +131,6 @@ func (mc *MasterClient) tryAllMasters() {
 		}
 
 		mc.currentMaster = ""
-		mc.vidMap = newVidMap("")
 	}
 }
 
@@ -126,9 +158,25 @@ func (mc *MasterClient) tryConnectToMaster(master pb.ServerAddress) (nextHintedL
 			stats.MasterClientConnectCounter.WithLabelValues(stats.FailedToSend).Inc()
 			return err
 		}
-
 		glog.V(1).Infof("%s.%s masterClient Connected to %v", mc.FilerGroup, mc.clientType, master)
+
+		resp, err := stream.Recv()
+		if err != nil {
+			glog.V(0).Infof("%s.%s masterClient failed to receive from %s: %v", mc.FilerGroup, mc.clientType, master, err)
+			stats.MasterClientConnectCounter.WithLabelValues(stats.FailedToReceive).Inc()
+			return err
+		}
+
+		// check if it is the leader to determine whether to reset the vidMap
+		if resp.VolumeLocation != nil && resp.VolumeLocation.Leader != "" && string(master) != resp.VolumeLocation.Leader {
+			glog.V(0).Infof("master %v redirected to leader %v", master, resp.VolumeLocation.Leader)
+			nextHintedLeader = pb.ServerAddress(resp.VolumeLocation.Leader)
+			stats.MasterClientConnectCounter.WithLabelValues(stats.RedirectedToleader).Inc()
+			return nil
+		}
+
 		mc.currentMaster = master
+		mc.vidMap = newVidMap("")
 
 		for {
 			resp, err := stream.Recv()
@@ -140,8 +188,8 @@ func (mc *MasterClient) tryConnectToMaster(master pb.ServerAddress) (nextHintedL
 
 			if resp.VolumeLocation != nil {
 				// maybe the leader is changed
-				if resp.VolumeLocation.Leader != "" {
-					glog.V(0).Infof("redirected to leader %v", resp.VolumeLocation.Leader)
+				if resp.VolumeLocation.Leader != "" && string(mc.currentMaster) != resp.VolumeLocation.Leader {
+					glog.V(0).Infof("currentMaster %v redirected to leader %v", mc.currentMaster, resp.VolumeLocation.Leader)
 					nextHintedLeader = pb.ServerAddress(resp.VolumeLocation.Leader)
 					stats.MasterClientConnectCounter.WithLabelValues(stats.RedirectedToleader).Inc()
 					return nil
diff --git a/weed/wdclient/vid_map.go b/weed/wdclient/vid_map.go
index f7a9a0f1a..754c77051 100644
--- a/weed/wdclient/vid_map.go
+++ b/weed/wdclient/vid_map.go
@@ -90,10 +90,6 @@ func (vc *vidMap) LookupVolumeServerUrl(vid string) (serverUrls []string, err er
 	return
 }
 
-func (vc *vidMap) GetLookupFileIdFunction() LookupFileIdFunctionType {
-	return vc.LookupFileId
-}
-
 func (vc *vidMap) LookupFileId(fileId string) (fullUrls []string, err error) {
 	parts := strings.Split(fileId, ",")
 	if len(parts) != 2 {