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-rw-r--r--weed/shell/command_ec_common.go83
-rw-r--r--weed/shell/command_ec_common_test.go84
-rw-r--r--weed/shell/command_volume_list_test.go8
-rw-r--r--weed/shell/volume.ecshards.txt134
4 files changed, 269 insertions, 40 deletions
diff --git a/weed/shell/command_ec_common.go b/weed/shell/command_ec_common.go
index 39c3f75c5..6e7ad7e43 100644
--- a/weed/shell/command_ec_common.go
+++ b/weed/shell/command_ec_common.go
@@ -3,6 +3,7 @@ package shell
import (
"context"
"fmt"
+ "math/rand"
"github.com/seaweedfs/seaweedfs/weed/glog"
"github.com/seaweedfs/seaweedfs/weed/operation"
@@ -473,16 +474,19 @@ func balanceEcShardsAcrossRacks(commandEnv *CommandEnv, allEcNodes []*EcNode, ra
return nil
}
-func doBalanceEcShardsAcrossRacks(commandEnv *CommandEnv, collection string, vid needle.VolumeId, locations []*EcNode, racks map[RackId]*EcRack, applyBalancing bool) error {
+func countShardsByRack(vid needle.VolumeId, locations []*EcNode) map[string]int {
+ return groupByCount(locations, func(ecNode *EcNode) (id string, count int) {
+ shardBits := findEcVolumeShards(ecNode, vid)
+ return string(ecNode.rack), shardBits.ShardIdCount()
+ })
+}
+func doBalanceEcShardsAcrossRacks(commandEnv *CommandEnv, collection string, vid needle.VolumeId, locations []*EcNode, racks map[RackId]*EcRack, applyBalancing bool) error {
// calculate average number of shards an ec rack should have for one volume
averageShardsPerEcRack := ceilDivide(erasure_coding.TotalShardsCount, len(racks))
// see the volume's shards are in how many racks, and how many in each rack
- rackToShardCount := groupByCount(locations, func(ecNode *EcNode) (id string, count int) {
- shardBits := findEcVolumeShards(ecNode, vid)
- return string(ecNode.rack), shardBits.ShardIdCount()
- })
+ rackToShardCount := countShardsByRack(vid, locations)
rackEcNodesWithVid := groupBy(locations, func(ecNode *EcNode) string {
return string(ecNode.rack)
})
@@ -490,16 +494,18 @@ func doBalanceEcShardsAcrossRacks(commandEnv *CommandEnv, collection string, vid
// ecShardsToMove = select overflown ec shards from racks with ec shard counts > averageShardsPerEcRack
ecShardsToMove := make(map[erasure_coding.ShardId]*EcNode)
for rackId, count := range rackToShardCount {
- if count > averageShardsPerEcRack {
- possibleEcNodes := rackEcNodesWithVid[rackId]
- for shardId, ecNode := range pickNEcShardsToMoveFrom(possibleEcNodes, vid, count-averageShardsPerEcRack) {
- ecShardsToMove[shardId] = ecNode
- }
+ if count <= averageShardsPerEcRack {
+ continue
+ }
+ possibleEcNodes := rackEcNodesWithVid[rackId]
+ for shardId, ecNode := range pickNEcShardsToMoveFrom(possibleEcNodes, vid, count-averageShardsPerEcRack) {
+ ecShardsToMove[shardId] = ecNode
}
}
for shardId, ecNode := range ecShardsToMove {
- rackId := pickOneRack(racks, rackToShardCount, averageShardsPerEcRack)
+ // TODO: consider volume replica info when balancing racks
+ rackId := pickRackToBalanceShardsInto(racks, rackToShardCount, nil, averageShardsPerEcRack)
if rackId == "" {
fmt.Printf("ec shard %d.%d at %s can not find a destination rack\n", vid, shardId, ecNode.info.Id)
continue
@@ -521,23 +527,44 @@ func doBalanceEcShardsAcrossRacks(commandEnv *CommandEnv, collection string, vid
return nil
}
-func pickOneRack(rackToEcNodes map[RackId]*EcRack, rackToShardCount map[string]int, averageShardsPerEcRack int) RackId {
-
- // TODO later may need to add some randomness
+func pickRackToBalanceShardsInto(rackToEcNodes map[RackId]*EcRack, rackToShardCount map[string]int, replicaPlacement *super_block.ReplicaPlacement, averageShardsPerEcRack int) RackId {
+ targets := []RackId{}
+ targetShards := -1
+ for _, shards := range rackToShardCount {
+ if shards > targetShards {
+ targetShards = shards
+ }
+ }
for rackId, rack := range rackToEcNodes {
- if rackToShardCount[string(rackId)] >= averageShardsPerEcRack {
- continue
- }
+ shards := rackToShardCount[string(rackId)]
if rack.freeEcSlot <= 0 {
+ // No EC shards slots left :(
continue
}
-
- return rackId
+ if replicaPlacement != nil && shards >= replicaPlacement.DiffRackCount {
+ // Don't select racks with more EC shards for the target volume than the replicaton limit.
+ continue
+ }
+ if shards >= averageShardsPerEcRack {
+ // Keep EC shards across racks as balanced as possible.
+ continue
+ }
+ if shards < targetShards {
+ // Favor racks with less shards, to ensure an uniform distribution.
+ targets = nil
+ targetShards = shards
+ }
+ if shards == targetShards {
+ targets = append(targets, rackId)
+ }
}
- return ""
+ if len(targets) == 0 {
+ return ""
+ }
+ return targets[rand.Intn(len(targets))]
}
func balanceEcShardsWithinRacks(commandEnv *CommandEnv, allEcNodes []*EcNode, racks map[RackId]*EcRack, collection string, applyBalancing bool) error {
@@ -774,6 +801,7 @@ func collectVolumeIdToEcNodes(allEcNodes []*EcNode, collection string) map[needl
return vidLocations
}
+// TODO: EC volumes have no replica placement info :( Maybe rely on the master's default?
func volumeIdToReplicaPlacement(vid needle.VolumeId, nodes []*EcNode) (*super_block.ReplicaPlacement, error) {
for _, ecNode := range nodes {
for _, diskInfo := range ecNode.info.DiskInfos {
@@ -789,6 +817,21 @@ func volumeIdToReplicaPlacement(vid needle.VolumeId, nodes []*EcNode) (*super_bl
return nil, fmt.Errorf("failed to resolve replica placement for volume ID %d", vid)
}
+func getDefaultReplicaPlacement(commandEnv *CommandEnv) (*super_block.ReplicaPlacement, error) {
+ var resp *master_pb.GetMasterConfigurationResponse
+ var err error
+
+ err = commandEnv.MasterClient.WithClient(false, func(client master_pb.SeaweedClient) error {
+ resp, err = client.GetMasterConfiguration(context.Background(), &master_pb.GetMasterConfigurationRequest{})
+ return err
+ })
+ if err != nil {
+ return nil, err
+ }
+
+ return super_block.NewReplicaPlacementFromString(resp.DefaultReplication)
+}
+
func EcBalance(commandEnv *CommandEnv, collections []string, dc string, applyBalancing bool) (err error) {
if len(collections) == 0 {
return fmt.Errorf("no collections to balance")
diff --git a/weed/shell/command_ec_common_test.go b/weed/shell/command_ec_common_test.go
index 412599115..bdce47bf8 100644
--- a/weed/shell/command_ec_common_test.go
+++ b/weed/shell/command_ec_common_test.go
@@ -10,12 +10,16 @@ import (
"github.com/seaweedfs/seaweedfs/weed/storage/super_block"
)
-func TestEcDistribution(t *testing.T) {
+var (
+ topology1 = parseOutput(topoData)
+ topology2 = parseOutput(topoData2)
+ topologyEc = parseOutput(topoDataEc)
+)
- topologyInfo := parseOutput(topoData)
+func TestEcDistribution(t *testing.T) {
// find out all volume servers with one slot left.
- ecNodes, totalFreeEcSlots := collectEcVolumeServersByDc(topologyInfo, "")
+ ecNodes, totalFreeEcSlots := collectEcVolumeServersByDc(topology1, "")
sortEcNodesByFreeslotsDescending(ecNodes)
@@ -34,23 +38,20 @@ func TestEcDistribution(t *testing.T) {
}
func TestVolumeIdToReplicaPlacement(t *testing.T) {
- topo1 := parseOutput(topoData)
- topo2 := parseOutput(topoData2)
-
testCases := []struct {
topology *master_pb.TopologyInfo
vid string
want string
wantErr string
}{
- {topo1, "", "", "failed to resolve replica placement for volume ID 0"},
- {topo1, "0", "", "failed to resolve replica placement for volume ID 0"},
- {topo1, "1", "100", ""},
- {topo1, "296", "100", ""},
- {topo2, "", "", "failed to resolve replica placement for volume ID 0"},
- {topo2, "19012", "", "failed to resolve replica placement for volume ID 19012"},
- {topo2, "6271", "002", ""},
- {topo2, "17932", "002", ""},
+ {topology1, "", "", "failed to resolve replica placement for volume ID 0"},
+ {topology1, "0", "", "failed to resolve replica placement for volume ID 0"},
+ {topology1, "1", "100", ""},
+ {topology1, "296", "100", ""},
+ {topology2, "", "", "failed to resolve replica placement for volume ID 0"},
+ {topology2, "19012", "", "failed to resolve replica placement for volume ID 19012"},
+ {topology2, "6271", "002", ""},
+ {topology2, "17932", "002", ""},
}
for _, tc := range testCases {
@@ -59,29 +60,74 @@ func TestVolumeIdToReplicaPlacement(t *testing.T) {
got, gotErr := volumeIdToReplicaPlacement(vid, ecNodes)
if tc.wantErr == "" && gotErr != nil {
- t.Errorf("expected no error for volume '%s', got '%s'", tc.vid, gotErr.Error())
+ t.Errorf("expected no error for volume %q, got %q", tc.vid, gotErr.Error())
continue
}
if tc.wantErr != "" {
if gotErr == nil {
- t.Errorf("got no error for volume '%s', expected '%s'", tc.vid, tc.wantErr)
+ t.Errorf("got no error for volume %q, expected %q", tc.vid, tc.wantErr)
continue
}
if gotErr.Error() != tc.wantErr {
- t.Errorf("expected error '%s' for volume '%s', got '%s'", tc.wantErr, tc.vid, gotErr.Error())
+ t.Errorf("expected error %q for volume %q, got %q", tc.wantErr, tc.vid, gotErr.Error())
continue
}
}
if got == nil {
if tc.want != "" {
- t.Errorf("expected replica placement '%s' for volume '%s', got nil", tc.want, tc.vid)
+ t.Errorf("expected replica placement %q for volume %q, got nil", tc.want, tc.vid)
}
continue
}
want, _ := super_block.NewReplicaPlacementFromString(tc.want)
if !got.Equals(want) {
- t.Errorf("got replica placement '%s' for volune '%s', want '%s'", got.String(), tc.vid, want.String())
+ t.Errorf("got replica placement %q for volune %q, want %q", got.String(), tc.vid, want.String())
+ }
+ }
+}
+
+func TestPickRackToBalanceShardsInto(t *testing.T) {
+ testCases := []struct {
+ topology *master_pb.TopologyInfo
+ vid string
+ wantOneOf []string
+ }{
+ // Non-EC volumes. We don't care about these, but the function should return all racks as a safeguard.
+ {topologyEc, "", []string{"rack1", "rack2", "rack3", "rack4", "rack5", "rack6"}},
+ {topologyEc, "6225", []string{"rack1", "rack2", "rack3", "rack4", "rack5", "rack6"}},
+ {topologyEc, "6226", []string{"rack1", "rack2", "rack3", "rack4", "rack5", "rack6"}},
+ {topologyEc, "6241", []string{"rack1", "rack2", "rack3", "rack4", "rack5", "rack6"}},
+ {topologyEc, "6242", []string{"rack1", "rack2", "rack3", "rack4", "rack5", "rack6"}},
+ // EC volumes.
+ {topologyEc, "9577", []string{"rack1", "rack2", "rack3"}},
+ {topologyEc, "10457", []string{"rack1"}},
+ {topologyEc, "12737", []string{"rack2"}},
+ {topologyEc, "14322", []string{"rack3"}},
+ }
+
+ for _, tc := range testCases {
+ vid, _ := needle.NewVolumeId(tc.vid)
+ ecNodes, _ := collectEcVolumeServersByDc(tc.topology, "")
+ racks := collectRacks(ecNodes)
+
+ locations := ecNodes
+ rackToShardCount := countShardsByRack(vid, locations)
+ averageShardsPerEcRack := ceilDivide(erasure_coding.TotalShardsCount, len(racks))
+
+ got := pickRackToBalanceShardsInto(racks, rackToShardCount, nil, averageShardsPerEcRack)
+ if string(got) == "" && len(tc.wantOneOf) == 0 {
+ continue
+ }
+ found := false
+ for _, want := range tc.wantOneOf {
+ if got := string(got); got == want {
+ found = true
+ break
+ }
+ }
+ if !(found) {
+ t.Errorf("expected one of %v for volume %q, got %q", tc.wantOneOf, tc.vid, got)
}
}
}
diff --git a/weed/shell/command_volume_list_test.go b/weed/shell/command_volume_list_test.go
index 1c8368229..4d67ada01 100644
--- a/weed/shell/command_volume_list_test.go
+++ b/weed/shell/command_volume_list_test.go
@@ -2,15 +2,18 @@ package shell
import (
_ "embed"
+
"github.com/seaweedfs/seaweedfs/weed/storage/erasure_coding"
"github.com/seaweedfs/seaweedfs/weed/storage/types"
"github.com/stretchr/testify/assert"
+
//"google.golang.org/protobuf/proto"
- "github.com/golang/protobuf/proto"
"strconv"
"strings"
"testing"
+ "github.com/golang/protobuf/proto"
+
"github.com/seaweedfs/seaweedfs/weed/pb/master_pb"
)
@@ -127,3 +130,6 @@ var topoData string
//go:embed volume.list2.txt
var topoData2 string
+
+//go:embed volume.ecshards.txt
+var topoDataEc string
diff --git a/weed/shell/volume.ecshards.txt b/weed/shell/volume.ecshards.txt
new file mode 100644
index 000000000..2070187da
--- /dev/null
+++ b/weed/shell/volume.ecshards.txt
@@ -0,0 +1,134 @@
+Topology volumeSizeLimit:1024 MB hdd(volume:15900/25063 active:15900 free:9163 remote:0)
+ DataCenter DefaultDataCenter hdd(volume:15900/25063 active:15900 free:9163 remote:0)
+ Rack rack1 hdd(volume:15900/25063 active:15900 free:9163 remote:0)
+ DataNode 172.19.0.10:8702 hdd(volume:7/2225 active:7 free:2225 remote:0)
+ Disk hdd(volume:7/2232 active:7 free:2225 remote:0)
+ volume id:6225 size:24404408 file_count:275 replica_placement:2 version:3 compact_revision:2 modified_at_second:1664897660
+ volume id:6226 size:20871152 file_count:258 replica_placement:2 version:3 compact_revision:2 modified_at_second:1664888660
+ volume id:6241 size:34861224 file_count:274 replica_placement:2 version:3 compact_revision:1 modified_at_second:1664909248
+ volume id:6242 size:40460472 file_count:236 replica_placement:2 version:3 compact_revision:1 modified_at_second:1664906607
+ ec volume id:12737 collection:s3qldata shards:[3]
+ ec volume id:14322 collection:s3qldata shards:[5]
+ ec volume id:9577 collection:s3qldata shards:[11]
+ Disk hdd total size:1737345132344 file_count:533580 deleted_file:10764 deleted_bytes:22028207276
+ DataNode 172.19.0.10:8702 total size:1737345132344 file_count:533580 deleted_file:10764 deleted_bytes:22028207276
+ Rack rack1 total size:17676186754616 file_count:5439969 deleted_file:127907 deleted_bytes:251707271029
+ Rack rack2 hdd(volume:3/25063 active:3 free:25060 remote:0)
+ DataNode 172.19.0.13:8701 hdd(volume:3/2187 active:3 free:2184 remote:0)
+ Disk hdd(volume:3/2187 active:3 free:2184 remote:0)
+ volume id:6241 size:34861256 file_count:275 delete_count:1 replica_placement:2 version:3 compact_revision:1 modified_at_second:1664909248
+ ec volume id:10457 collection:s3qldata shards:[12]
+ ec volume id:14322 collection:s3qldata shards:[10]
+ ec volume id:9577 collection:s3qldata shards:[10]
+ Disk hdd total size:1695600546816 file_count:521054 deleted_file:9961 deleted_bytes:21063702677
+ DataNode 172.19.0.13:8701 total size:1695600546816 file_count:521054 deleted_file:9961 deleted_bytes:21063702677
+ Rack rack2 total size:17676186754616 file_count:5439969 deleted_file:127907 deleted_bytes:251707271029
+ Rack rack3 hdd(volume:3/25063 active:28 free:25060 remote:0)
+ DataNode 172.19.0.14:8711 hdd(volume:3/1627 active:3 free:1624 remote:0)
+ Disk hdd(volume:3/1627 active:3 free:1624 remote:0)
+ ec volume id:10457 collection:s3qldata shards:[3]
+ ec volume id:12737 collection:s3qldata shards:[6]
+ ec volume id:9577 collection:s3qldata shards:[5]
+ Disk hdd total size:1050933775360 file_count:323231 deleted_file:8245 deleted_bytes:15595720358
+ DataNode 172.19.0.14:8711 total size:1050933775360 file_count:323231 deleted_file:8245 deleted_bytes:15595720358
+ Rack rack3 total size:17676186754616 file_count:5439969 deleted_file:127907 deleted_bytes:251707271029
+ Rack rack4 hdd(volume:10/25063 active:4 free:25053 remote:0)
+ DataNode 172.19.0.16:8704 hdd(volume:10/2174 active:4 free:2164 remote:0)
+ Disk hdd(volume:4/2174 active:4 free:2170 remote:0)
+ ec volume id:10457 collection:s3qldata shards:[0 13]
+ ec volume id:12737 collection:s3qldata shards:[1]
+ ec volume id:14322 collection:s3qldata shards:[7]
+ ec volume id:9577 collection:s3qldata shards:[2]
+ Disk hdd total size:1653215155776 file_count:507914 deleted_file:11402 deleted_bytes:22641676340
+ DataNode 172.19.0.16:8704 total size:1653215155776 file_count:507914 deleted_file:11402 deleted_bytes:22641676340
+ DataNode 172.19.0.17:8703 hdd(volume:6/2214 active:6 free:2208 remote:0)
+ Disk hdd(volume:6/2214 active:6 free:2208 remote:0)
+ volume id:6226 size:20871152 file_count:258 replica_placement:2 version:3 compact_revision:2 modified_at_second:1664888660
+ volume id:6241 size:34861256 file_count:275 delete_count:1 replica_placement:2 version:3 compact_revision:1 modified_at_second:1664909248
+ ec volume id:10457 collection:s3qldata shards:[11]
+ ec volume id:12737 collection:s3qldata shards:[5]
+ ec volume id:14322 collection:s3qldata shards:[2 9]
+ ec volume id:9577 collection:s3qldata shards:[0]
+ Disk hdd total size:1715724688456 file_count:526901 deleted_file:10854 deleted_bytes:22441405472
+ DataNode 172.19.0.17:8703 total size:1715724688456 file_count:526901 deleted_file:10854 deleted_bytes:22441405472
+ Rack rack4 total size:17676186754616 file_count:5439969 deleted_file:127907 deleted_bytes:251707271029
+ Rack rack5 hdd(volume:20/25063 active:20 free:25043 remote:0)
+ DataNode 172.19.0.19:8700 hdd(volume:6/2132 active:6 free:2126 remote:0)
+ Disk hdd(volume:6/2132 active:6 free:2126 remote:0)
+ volume id:6242 size:40460472 file_count:236 replica_placement:2 version:3 compact_revision:1 modified_at_second:1664906607
+ volume id:6225 size:24398232 file_count:274 replica_placement:2 version:3 compact_revision:2 modified_at_second:1664897660
+ ec volume id:10457 collection:s3qldata shards:[8]
+ ec volume id:12737 collection:s3qldata shards:[13]
+ ec volume id:14322 collection:s3qldata shards:[8]
+ ec volume id:9577 collection:s3qldata shards:[12]
+ Disk hdd total size:1635328083064 file_count:504512 deleted_file:11567 deleted_bytes:23202472281
+ DataNode 172.19.0.19:8700 total size:1635328083064 file_count:504512 deleted_file:11567 deleted_bytes:23202472281
+ DataNode 172.19.0.20:8706 hdd(volume:4/2153 active:4 free:2149 remote:0)
+ Disk hdd(volume:6/2153 active:1497 free:656 remote:0)
+ ec volume id:10457 collection:s3qldata shards:[1]
+ ec volume id:12737 collection:s3qldata shards:[7]
+ ec volume id:14322 collection:s3qldata shards:[5 11 12]
+ ec volume id:9577 collection:s3qldata shards:[1]
+ Disk hdd total size:1662887597128 file_count:510323 deleted_file:10919 deleted_bytes:22504428853
+ DataNode 172.19.0.20:8706 total size:1662887597128 file_count:510323 deleted_file:10919 deleted_bytes:22504428853
+ DataNode 172.19.0.21:8710 hdd(volume:6/2184 active:6 free:2178 remote:0)
+ Disk hdd(volume:6/2184 active:6 free:2178 remote:0)
+ volume id:6225 size:24398232 file_count:274 replica_placement:2 version:3 compact_revision:2 modified_at_second:1664897660
+ volume id:6242 size:40460472 file_count:236 replica_placement:2 version:3 compact_revision:1 modified_at_second:1664906607
+ ec volume id:10457 collection:s3qldata shards:[9]
+ ec volume id:12737 collection:s3qldata shards:[4]
+ ec volume id:14322 collection:s3qldata shards:[11]
+ ec volume id:9577 collection:s3qldata shards:[3]
+ Disk hdd total size:1685060737528 file_count:517231 deleted_file:10635 deleted_bytes:22306836236
+ DataNode 172.19.0.21:8710 total size:1685060737528 file_count:517231 deleted_file:10635 deleted_bytes:22306836236
+ DataNode 172.19.0.3:8708 hdd(volume:4/961 active:4 free:957 remote:0)
+ Disk hdd(volume:4/961 active:4 free:957 remote:0)
+ ec volume id:10457 collection:s3qldata shards:[4]
+ ec volume id:12737 collection:s3qldata shards:[10]
+ ec volume id:14322 collection:s3qldata shards:[3]
+ ec volume id:9577 collection:s3qldata shards:[7]
+ Disk hdd total size:377523488192 file_count:119577 deleted_file:5368 deleted_bytes:8596766559
+ DataNode 172.19.0.3:8708 total size:377523488192 file_count:119577 deleted_file:5368 deleted_bytes:8596766559
+ Rack rack5 total size:17676186754616 file_count:5439969 deleted_file:127907 deleted_bytes:251707271029
+ Rack rack6 hdd(volume:18/25063 active:18 free:25045 remote:0)
+ DataNode 172.19.0.4:8707 hdd(volume:4/958 active:4 free:954 remote:0)
+ Disk hdd(volume:4/958 active:4 free:954 remote:0)
+ ec volume id:10457 collection:s3qldata shards:[6]
+ ec volume id:12737 collection:s3qldata shards:[9]
+ ec volume id:14322 collection:s3qldata shards:[4]
+ ec volume id:9577 collection:s3qldata shards:[9]
+ Disk hdd total size:378345005760 file_count:119036 deleted_file:5301 deleted_bytes:8574028334
+ DataNode 172.19.0.4:8707 total size:378345005760 file_count:119036 deleted_file:5301 deleted_bytes:8574028334
+ DataNode 172.19.0.5:8705 hdd(volume:3/983 active:3 free:980 remote:0)
+ Disk hdd(volume:3/983 active:3 free:980 remote:0)
+ ec volume id:10457 collection:s3qldata shards:[5]
+ ec volume id:12737 collection:s3qldata shards:[8]
+ ec volume id:9577 collection:s3qldata shards:[6]
+ Disk hdd total size:404653451288 file_count:126527 deleted_file:4789 deleted_bytes:8145619860
+ DataNode 172.19.0.5:8705 total size:404653451288 file_count:126527 deleted_file:4789 deleted_bytes:8145619860
+ DataNode 172.19.0.6:8713 hdd(volume:2/970 active:2 free:968 remote:0)
+ Disk hdd(volume:2/970 active:2 free:968 remote:0)
+ ec volume id:12737 collection:s3qldata shards:[11]
+ ec volume id:9577 collection:s3qldata shards:[8]
+ Disk hdd total size:401028073512 file_count:125448 deleted_file:4891 deleted_bytes:7914078769
+ DataNode 172.19.0.6:8713 total size:401028073512 file_count:125448 deleted_file:4891 deleted_bytes:7914078769
+ DataNode 172.19.0.8:8709 hdd(volume:5/2144 active:5 free:2139 remote:0)
+ Disk hdd(volume:5/2144 active:5 free:2139 remote:0)
+ volume id:6226 size:20871152 file_count:258 replica_placement:2 version:3 compact_revision:2 modified_at_second:1664888660
+ ec volume id:10457 collection:s3qldata shards:[2]
+ ec volume id:12737 collection:s3qldata shards:[2 12]
+ ec volume id:14322 collection:s3qldata shards:[1 13]
+ ec volume id:9577 collection:s3qldata shards:[13]
+ Disk hdd total size:1648662273096 file_count:507133 deleted_file:11386 deleted_bytes:23141702025
+ DataNode 172.19.0.8:8709 total size:1648662273096 file_count:507133 deleted_file:11386 deleted_bytes:23141702025
+ DataNode 172.19.0.9:8712 hdd(volume:4/2144 active:4 free:2140 remote:0)
+ Disk hdd(volume:4/2144 active:4 free:2140 remote:0)
+ ec volume id:10457 collection:s3qldata shards:[7]
+ ec volume id:12737 collection:s3qldata shards:[0]
+ ec volume id:14322 collection:s3qldata shards:[0 6]
+ ec volume id:9577 collection:s3qldata shards:[4]
+ Disk hdd total size:1629878746296 file_count:497502 deleted_file:11825 deleted_bytes:23550625989
+ DataNode 172.19.0.9:8712 total size:1629878746296 file_count:497502 deleted_file:11825 deleted_bytes:23550625989
+ Rack rack6 total size:17676186754616 file_count:5439969 deleted_file:127907 deleted_bytes:251707271029
+ DataCenter DefaultDataCenter total size:17676186754616 file_count:5439969 deleted_file:127907 deleted_bytes:251707271029
+total size:17676186754616 file_count:5439969 deleted_file:127907 deleted_bytes:251707271029 \ No newline at end of file