minFreeSpace argument allows size like 10GiB

This commit is contained in:
bingoohuang
2021-04-26 18:48:34 +08:00
parent d861cbd81b
commit 31f1cdeac2
6 changed files with 227 additions and 27 deletions

View File

@@ -23,9 +23,10 @@ type DiskLocation struct {
DiskType types.DiskType
MaxVolumeCount int
OriginalMaxVolumeCount int
MinFreeSpacePercent float32
volumes map[needle.VolumeId]*Volume
volumesLock sync.RWMutex
// MinFreeSpace limits the minimum free space (<=100 as percentage, > 100 as bytes)
MinFreeSpace float32
volumes map[needle.VolumeId]*Volume
volumesLock sync.RWMutex
// erasure coding
ecVolumes map[needle.VolumeId]*erasure_coding.EcVolume
@@ -34,7 +35,7 @@ type DiskLocation struct {
isDiskSpaceLow bool
}
func NewDiskLocation(dir string, maxVolumeCount int, minFreeSpacePercent float32, idxDir string, diskType types.DiskType) *DiskLocation {
func NewDiskLocation(dir string, maxVolumeCount int, minFreeSpace float32, idxDir string, diskType types.DiskType) *DiskLocation {
dir = util.ResolvePath(dir)
if idxDir == "" {
idxDir = dir
@@ -47,7 +48,7 @@ func NewDiskLocation(dir string, maxVolumeCount int, minFreeSpacePercent float32
DiskType: diskType,
MaxVolumeCount: maxVolumeCount,
OriginalMaxVolumeCount: maxVolumeCount,
MinFreeSpacePercent: minFreeSpacePercent,
MinFreeSpace: minFreeSpace,
}
location.volumes = make(map[needle.VolumeId]*Volume)
location.ecVolumes = make(map[needle.VolumeId]*erasure_coding.EcVolume)
@@ -361,14 +362,19 @@ func (l *DiskLocation) CheckDiskSpace() {
stats.VolumeServerResourceGauge.WithLabelValues(l.Directory, "all").Set(float64(s.All))
stats.VolumeServerResourceGauge.WithLabelValues(l.Directory, "used").Set(float64(s.Used))
stats.VolumeServerResourceGauge.WithLabelValues(l.Directory, "free").Set(float64(s.Free))
if (s.PercentFree < l.MinFreeSpacePercent) != l.isDiskSpaceLow {
isLow := l.MinFreeSpace < 100 && s.PercentFree < l.MinFreeSpace || s.Free < uint64(l.MinFreeSpace)
if isLow != l.isDiskSpaceLow {
l.isDiskSpaceLow = !l.isDiskSpaceLow
}
logLevel := glog.Level(4)
if l.isDiskSpaceLow {
glog.V(0).Infof("dir %s freePercent %.2f%% < min %.2f%%, isLowDiskSpace: %v", dir, s.PercentFree, l.MinFreeSpacePercent, l.isDiskSpaceLow)
} else {
glog.V(4).Infof("dir %s freePercent %.2f%% < min %.2f%%, isLowDiskSpace: %v", dir, s.PercentFree, l.MinFreeSpacePercent, l.isDiskSpaceLow)
logLevel = glog.Level(0)
}
glog.V(logLevel).Infof("dir %s freePercent %.2f%% < min %.2f%%, isLowDiskSpace: %v",
dir, s.PercentFree, l.MinFreeSpace, l.isDiskSpaceLow)
}
time.Sleep(time.Minute)
}

View File

@@ -52,11 +52,11 @@ func (s *Store) String() (str string) {
return
}
func NewStore(grpcDialOption grpc.DialOption, port int, ip, publicUrl string, dirnames []string, maxVolumeCounts []int, minFreeSpacePercents []float32, idxFolder string, needleMapKind NeedleMapKind, diskTypes []DiskType) (s *Store) {
func NewStore(grpcDialOption grpc.DialOption, port int, ip, publicUrl string, dirnames []string, maxVolumeCounts []int, minFreeSpaces []float32, idxFolder string, needleMapKind NeedleMapKind, diskTypes []DiskType) (s *Store) {
s = &Store{grpcDialOption: grpcDialOption, Port: port, Ip: ip, PublicUrl: publicUrl, NeedleMapKind: needleMapKind}
s.Locations = make([]*DiskLocation, 0)
for i := 0; i < len(dirnames); i++ {
location := NewDiskLocation(dirnames[i], maxVolumeCounts[i], minFreeSpacePercents[i], idxFolder, diskTypes[i])
location := NewDiskLocation(dirnames[i], maxVolumeCounts[i], minFreeSpaces[i], idxFolder, diskTypes[i])
location.loadExistingVolumes(needleMapKind)
s.Locations = append(s.Locations, location)
stats.VolumeServerMaxVolumeCounter.Add(float64(maxVolumeCounts[i]))