gsh-digital-services/seaweedFS
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support Fallocate on linux

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This commit is contained in:
Chris Lu
2017-01-08 11:01:46 -08:00
parent 7b6837cbc2
commit ed44f12f6d
17 changed files with 104 additions and 33 deletions
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8
weed/storage/volume_vacuum.go
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@@ -24,7 +24,7 @@ func (v *Volume) Compact() error {
v.lastCompactIndexOffset = v.nm.IndexFileSize()
v.lastCompactRevision = v.SuperBlock.CompactRevision
glog.V(3).Infof("creating copies for volume %d ,last offset %d...", v.Id, v.lastCompactIndexOffset)
return v.copyDataAndGenerateIndexFile(filePath+".cpd", filePath+".cpx")
return v.copyDataAndGenerateIndexFile(filePath+".cpd", filePath+".cpx", v.dataFileSize)
}
func (v *Volume) Compact2() error {
@@ -66,7 +66,7 @@ func (v *Volume) commitCompact() error {
//glog.V(3).Infof("Pretending to be vacuuming...")
//time.Sleep(20 * time.Second)
glog.V(3).Infof("Loading Commit file...")
if e = v.load(true, false, v.needleMapKind); e != nil {
if e = v.load(true, false, v.needleMapKind, 0); e != nil {
return e
}
return nil
@@ -207,11 +207,11 @@ func (v *Volume) makeupDiff(newDatFileName, newIdxFileName, oldDatFileName, oldI
return nil
}
func (v *Volume) copyDataAndGenerateIndexFile(dstName, idxName string) (err error) {
func (v *Volume) copyDataAndGenerateIndexFile(dstName, idxName string, preallocate int64) (err error) {
var (
dst, idx *os.File
)
if dst, err = os.OpenFile(dstName, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0644); err != nil {
if dst, err = createVolumeFile(dstName, preallocate); err != nil {
return
}
defer dst.Close()