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Do not vacuum memory mapped files

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This commit is contained in:
j.laycock 2019-09-03 15:05:43 +01:00
parent 0123c7a898
commit 9a459d984b
1 changed files with 79 additions and 63 deletions
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16
weed/storage/volume_vacuum.go
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@ -8,6 +8,7 @@ import (
"github.com/joeslay/seaweedfs/weed/glog"
"github.com/joeslay/seaweedfs/weed/stats"
idx2 "github.com/joeslay/seaweedfs/weed/storage/idx"
"github.com/joeslay/seaweedfs/weed/storage/memory_map"
"github.com/joeslay/seaweedfs/weed/storage/needle"
"github.com/joeslay/seaweedfs/weed/storage/needle_map"
. "github.com/joeslay/seaweedfs/weed/storage/types"
@ -22,6 +23,9 @@ func (v *Volume) garbageLevel() float64 {
}
func (v *Volume) Compact(preallocate int64, compactionBytePerSecond int64) error {
_, exists := memory_map.FileMemoryMap[v.dataFile.Name()]
if !exists { //it makes no sense to compact in memory
glog.V(3).Infof("Compacting volume %d ...", v.Id)
//no need to lock for copy on write
//v.accessLock.Lock()
@ -37,9 +41,15 @@ func (v *Volume) Compact(preallocate int64, compactionBytePerSecond int64) error
v.lastCompactRevision = v.SuperBlock.CompactionRevision
glog.V(3).Infof("creating copies for volume %d ,last offset %d...", v.Id, v.lastCompactIndexOffset)
return v.copyDataAndGenerateIndexFile(filePath+".cpd", filePath+".cpx", preallocate, compactionBytePerSecond)
} else {
return nil
}
}
func (v *Volume) Compact2() error {
_, exists := memory_map.FileMemoryMap[v.dataFile.Name()]
if !exists { //it makes no sense to compact in memory
glog.V(3).Infof("Compact2 volume %d ...", v.Id)
v.isCompacting = true
@ -50,9 +60,14 @@ func (v *Volume) Compact2() error {
filePath := v.FileName()
glog.V(3).Infof("creating copies for volume %d ...", v.Id)
return v.copyDataBasedOnIndexFile(filePath+".cpd", filePath+".cpx")
} else {
return nil
}
}
func (v *Volume) CommitCompact() error {
_, exists := memory_map.FileMemoryMap[v.dataFile.Name()]
if !exists { //it makes no sense to compact in memory
glog.V(0).Infof("Committing volume %d vacuuming...", v.Id)
v.isCompacting = true
@ -102,6 +117,7 @@ func (v *Volume) CommitCompact() error {
if e = v.load(true, false, v.needleMapKind, 0); e != nil {
return e
}
}
return nil
}