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| author | zhoub <bin.zhou@topplusvision.com> | 2021-09-07 21:09:10 +0800 |
|---|---|---|
| committer | zhoub <bin.zhou@topplusvision.com> | 2021-09-07 21:09:10 +0800 |
| commit | 6a7ed1bd0ec25d8d94c7bd266e25a99851d7b74c (patch) | |
| tree | e412846a9625918e382001e0c71b2fc1480e0dfc | |
| parent | a0a6aa36fa59effd0c409b299ffd233d1f6f66c5 (diff) | |
| download | seaweedfs-6a7ed1bd0ec25d8d94c7bd266e25a99851d7b74c.tar.xz seaweedfs-6a7ed1bd0ec25d8d94c7bd266e25a99851d7b74c.zip | |
add bloom filter to leveldb_store to improve fuse performance.
| -rw-r--r-- | weed/filer/leveldb/leveldb_store.go | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/weed/filer/leveldb/leveldb_store.go b/weed/filer/leveldb/leveldb_store.go index ce454f36a..2b8456f25 100644 --- a/weed/filer/leveldb/leveldb_store.go +++ b/weed/filer/leveldb/leveldb_store.go @@ -6,6 +6,7 @@ import ( "fmt" "github.com/syndtr/goleveldb/leveldb" leveldb_errors "github.com/syndtr/goleveldb/leveldb/errors" + "github.com/syndtr/goleveldb/leveldb/filter" "github.com/syndtr/goleveldb/leveldb/opt" leveldb_util "github.com/syndtr/goleveldb/leveldb/util" "os" @@ -48,6 +49,7 @@ func (store *LevelDBStore) initialize(dir string) (err error) { BlockCacheCapacity: 32 * 1024 * 1024, // default value is 8MiB WriteBuffer: 16 * 1024 * 1024, // default value is 4MiB CompactionTableSizeMultiplier: 10, + Filter: filter.NewBloomFilter(8), // false positive rate 0.02 } if store.db, err = leveldb.OpenFile(dir, opts); err != nil { |