Merge pull request #1146 from song-zhang/fix-volume-not-vacuum-bug

fix the bug of volume never be vacuumed
This commit is contained in:
Chris Lu 2019-12-01 23:15:01 -08:00 committed by GitHub
commit 72482b8e1c
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@ -13,8 +13,10 @@ import (
"github.com/chrislusf/seaweedfs/weed/pb/volume_server_pb"
)
func batchVacuumVolumeCheck(grpcDialOption grpc.DialOption, vl *VolumeLayout, vid needle.VolumeId, locationlist *VolumeLocationList, garbageThreshold float64) bool {
ch := make(chan bool, locationlist.Length())
func batchVacuumVolumeCheck(grpcDialOption grpc.DialOption, vl *VolumeLayout, vid needle.VolumeId,
locationlist *VolumeLocationList, garbageThreshold float64) (*VolumeLocationList, bool) {
ch := make(chan int, locationlist.Length())
errCount := int32(0)
for index, dn := range locationlist.list {
go func(index int, url string, vid needle.VolumeId) {
err := operation.WithVolumeServerClient(url, grpcDialOption, func(volumeServerClient volume_server_pb.VolumeServerClient) error {
@ -22,11 +24,15 @@ func batchVacuumVolumeCheck(grpcDialOption grpc.DialOption, vl *VolumeLayout, vi
VolumeId: uint32(vid),
})
if err != nil {
ch <- false
atomic.AddInt32(&errCount, 1)
ch <- -1
return err
}
isNeeded := resp.GarbageRatio > garbageThreshold
ch <- isNeeded
if resp.GarbageRatio >= garbageThreshold {
ch <- index
} else {
ch <- -1
}
return nil
})
if err != nil {
@ -34,18 +40,21 @@ func batchVacuumVolumeCheck(grpcDialOption grpc.DialOption, vl *VolumeLayout, vi
}
}(index, dn.Url(), vid)
}
isCheckSuccess := true
vacuumLocationList := NewVolumeLocationList()
for range locationlist.list {
select {
case canVacuum := <-ch:
isCheckSuccess = isCheckSuccess && canVacuum
case index := <-ch:
if index != -1 {
vacuumLocationList.list = append(vacuumLocationList.list, locationlist.list[index])
}
case <-time.After(30 * time.Minute):
return false
return vacuumLocationList, false
}
}
return isCheckSuccess
return vacuumLocationList, errCount == 0 && len(vacuumLocationList.list) > 0
}
func batchVacuumVolumeCompact(grpcDialOption grpc.DialOption, vl *VolumeLayout, vid needle.VolumeId, locationlist *VolumeLocationList, preallocate int64) bool {
func batchVacuumVolumeCompact(grpcDialOption grpc.DialOption, vl *VolumeLayout, vid needle.VolumeId,
locationlist *VolumeLocationList, preallocate int64) bool {
vl.accessLock.Lock()
vl.removeFromWritable(vid)
vl.accessLock.Unlock()
@ -163,11 +172,12 @@ func vacuumOneVolumeLayout(grpcDialOption grpc.DialOption, volumeLayout *VolumeL
}
glog.V(2).Infof("check vacuum on collection:%s volume:%d", c.Name, vid)
if batchVacuumVolumeCheck(grpcDialOption, volumeLayout, vid, locationList, garbageThreshold) {
if batchVacuumVolumeCompact(grpcDialOption, volumeLayout, vid, locationList, preallocate) {
batchVacuumVolumeCommit(grpcDialOption, volumeLayout, vid, locationList)
if vacuumLocationList, needVacuum := batchVacuumVolumeCheck(
grpcDialOption, volumeLayout, vid, locationList, garbageThreshold); needVacuum {
if batchVacuumVolumeCompact(grpcDialOption, volumeLayout, vid, vacuumLocationList, preallocate) {
batchVacuumVolumeCommit(grpcDialOption, volumeLayout, vid, vacuumLocationList)
} else {
batchVacuumVolumeCleanup(grpcDialOption, volumeLayout, vid, locationList)
batchVacuumVolumeCleanup(grpcDialOption, volumeLayout, vid, vacuumLocationList)
}
}
}