volume: optimzation for leveldb

This commit is contained in:
Chris Lu 2019-05-17 17:34:03 -07:00
parent 0fe286a6ca
commit 76cf57a0e1

View file

@ -86,8 +86,9 @@ func (v *Volume) load(alsoLoadIndex bool, createDatIfMissing bool, needleMapKind
case NeedleMapLevelDb:
glog.V(0).Infoln("loading leveldb", fileName+".ldb")
opts := &opt.Options{
BlockCacheCapacity: 2 * 1024 * 1024, // default value is 8MiB
WriteBuffer: 1 * 1024 * 1024, // default value is 4MiB
BlockCacheCapacity: 2 * 1024 * 1024, // default value is 8MiB
WriteBuffer: 1 * 1024 * 1024, // default value is 4MiB
CompactionTableSizeMultiplier: 10, // default value is 1
}
if v.nm, e = NewLevelDbNeedleMap(fileName+".ldb", indexFile, opts); e != nil {
glog.V(0).Infof("loading leveldb %s error: %v", fileName+".ldb", e)
@ -95,8 +96,9 @@ func (v *Volume) load(alsoLoadIndex bool, createDatIfMissing bool, needleMapKind
case NeedleMapLevelDbMedium:
glog.V(0).Infoln("loading leveldb medium", fileName+".ldb")
opts := &opt.Options{
BlockCacheCapacity: 4 * 1024 * 1024, // default value is 8MiB
WriteBuffer: 2 * 1024 * 1024, // default value is 4MiB
BlockCacheCapacity: 4 * 1024 * 1024, // default value is 8MiB
WriteBuffer: 2 * 1024 * 1024, // default value is 4MiB
CompactionTableSizeMultiplier: 10, // default value is 1
}
if v.nm, e = NewLevelDbNeedleMap(fileName+".ldb", indexFile, opts); e != nil {
glog.V(0).Infof("loading leveldb %s error: %v", fileName+".ldb", e)
@ -104,8 +106,9 @@ func (v *Volume) load(alsoLoadIndex bool, createDatIfMissing bool, needleMapKind
case NeedleMapLevelDbLarge:
glog.V(0).Infoln("loading leveldb large", fileName+".ldb")
opts := &opt.Options{
BlockCacheCapacity: 8 * 1024 * 1024, // default value is 8MiB
WriteBuffer: 4 * 1024 * 1024, // default value is 4MiB
BlockCacheCapacity: 8 * 1024 * 1024, // default value is 8MiB
WriteBuffer: 4 * 1024 * 1024, // default value is 4MiB
CompactionTableSizeMultiplier: 10, // default value is 1
}
if v.nm, e = NewLevelDbNeedleMap(fileName+".ldb", indexFile, opts); e != nil {
glog.V(0).Infof("loading leveldb %s error: %v", fileName+".ldb", e)