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| author | Chris Lu <chris.lu@gmail.com> | 2019-04-09 00:24:32 -0700 |
|---|---|---|
| committer | Chris Lu <chris.lu@gmail.com> | 2019-04-09 00:24:32 -0700 |
| commit | 9924fa3b1a291ac6efe856619cfe98e21900ae87 (patch) | |
| tree | 835a27f0997f78bca930e1b01616a66341815a52 | |
| parent | 35aba35c07e75ba5849a32e8382e92aafd076765 (diff) | |
| download | seaweedfs-9924fa3b1a291ac6efe856619cfe98e21900ae87.tar.xz seaweedfs-9924fa3b1a291ac6efe856619cfe98e21900ae87.zip | |
weed volume: disable block cache on leveldb
saving 8MB for each volume, but at the cost of slower lookup
| -rw-r--r-- | weed/storage/needle_map_leveldb.go | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/weed/storage/needle_map_leveldb.go b/weed/storage/needle_map_leveldb.go index 939e0cac4..c5c4f22eb 100644 --- a/weed/storage/needle_map_leveldb.go +++ b/weed/storage/needle_map_leveldb.go @@ -2,6 +2,7 @@ package storage import ( "fmt" + "github.com/syndtr/goleveldb/leveldb/opt" "os" "path/filepath" @@ -27,7 +28,9 @@ func NewLevelDbNeedleMap(dbFileName string, indexFile *os.File) (m *LevelDbNeedl glog.V(0).Infof("Finished Generating %s from %s", dbFileName, indexFile.Name()) } glog.V(1).Infof("Opening %s...", dbFileName) - if m.db, err = leveldb.OpenFile(dbFileName, nil); err != nil { + if m.db, err = leveldb.OpenFile(dbFileName, &opt.Options{ + BlockCacheCapacity: -1, // default value is 8MiB + }); err != nil { return } glog.V(1).Infof("Loading %s...", indexFile.Name()) |