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Merge pull request #2211 from qieqieplus/filer-bloom-filter

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add bloom filter for filer leveldb/rocksdb
This commit is contained in:
Chris Lu
2021-07-22 23:35:54 -07:00
committed by GitHub
parent 60f5c0a2f5 2b46df13f8
commit bdb632fa62
3 changed files with 24 additions and 9 deletions
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11
weed/filer/leveldb2/leveldb2_store.go
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@@ -5,13 +5,15 @@ import (
"context"
"crypto/md5"
"fmt"
"github.com/syndtr/goleveldb/leveldb"
leveldb_errors "github.com/syndtr/goleveldb/leveldb/errors"
"github.com/syndtr/goleveldb/leveldb/opt"
leveldb_util "github.com/syndtr/goleveldb/leveldb/util"
"io"
"os"
"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"
"github.com/chrislusf/seaweedfs/weed/filer"
"github.com/chrislusf/seaweedfs/weed/glog"
"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
@@ -47,6 +49,7 @@ func (store *LevelDB2Store) initialize(dir string, dbCount int) (err error) {
BlockCacheCapacity: 32 * 1024 * 1024, // default value is 8MiB
WriteBuffer: 16 * 1024 * 1024, // default value is 4MiB
CompactionTableSizeMultiplier: 4,
Filter: filter.NewBloomFilter(8), // false positive rate 0.02
}
for d := 0; d < dbCount; d++ {