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add missingKeysThreshold for fsck

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This commit is contained in:
Konstantin Lebedev 2021-03-23 15:04:07 +05:00
parent 85cff10787
commit d21a5bf5d0
1 changed files with 16 additions and 9 deletions
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25
weed/shell/command_volume_check_disk.go
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@ -49,6 +49,8 @@ func (c *commandVolumeCheckDisk) Do(args []string, commandEnv *CommandEnv, write
slowMode := fsckCommand.Bool("slow", false, "slow mode checks all replicas even file counts are the same")
verbose := fsckCommand.Bool("v", false, "verbose mode")
applyChanges := fsckCommand.Bool("force", false, "apply the fix")
missingKeysThreshold := fsckCommand.Float64("missingKeysThreshold", 0.3, "repair when missing keys is not more than this limit")
if err = fsckCommand.Parse(args); err != nil {
return nil
}
@ -101,10 +103,10 @@ func (c *commandVolumeCheckDisk) Do(args []string, commandEnv *CommandEnv, write
}
// find and make up the differnces
if err := c.doVolumeCheckDisk(aDB, bDB, a, b, *verbose, writer, *applyChanges); err != nil {
if err := c.doVolumeCheckDisk(aDB, bDB, a, b, *verbose, writer, *applyChanges, *missingKeysThreshold); err != nil {
return err
}
if err := c.doVolumeCheckDisk(bDB, aDB, b, a, *verbose, writer, *applyChanges); err != nil {
if err := c.doVolumeCheckDisk(bDB, aDB, b, a, *verbose, writer, *applyChanges, *missingKeysThreshold); err != nil {
return err
}
replicas = replicas[1:]
@ -114,7 +116,7 @@ func (c *commandVolumeCheckDisk) Do(args []string, commandEnv *CommandEnv, write
return nil
}
func (c *commandVolumeCheckDisk) doVolumeCheckDisk(subtrahend, minuend *needle_map.MemDb, source, target *VolumeReplica, verbose bool, writer io.Writer, applyChanges bool) error {
func (c *commandVolumeCheckDisk) doVolumeCheckDisk(subtrahend, minuend *needle_map.MemDb, source, target *VolumeReplica, verbose bool, writer io.Writer, applyChanges bool, missingKeysThreshold float64) error {
// find missing keys
// hash join, can be more efficient
@ -129,6 +131,12 @@ func (c *commandVolumeCheckDisk) doVolumeCheckDisk(subtrahend, minuend *needle_m
})
fmt.Fprintf(writer, "volume %d %s has %d entries, %s missed %d entries\n", source.info.Id, source.location.dataNode.Id, counter, target.location.dataNode.Id, len(missingNeedles))
missingNeedlesPercent := float64(len(missingNeedles)) / float64(counter)
if missingNeedlesPercent > missingKeysThreshold {
return fmt.Errorf(
"failed to start repair volume %d, percentage of missing keys is greater than the threshold: %.2f > %.2f",
source.info.Id, missingNeedlesPercent, missingKeysThreshold)
}
for _, needleValue := range missingNeedles {
@ -151,7 +159,6 @@ func (c *commandVolumeCheckDisk) doVolumeCheckDisk(subtrahend, minuend *needle_m
}
return nil
}
@ -161,8 +168,8 @@ func (c *commandVolumeCheckDisk) readSourceNeedleBlob(sourceVolumeServer string,
resp, err := client.ReadNeedleBlob(context.Background(), &volume_server_pb.ReadNeedleBlobRequest{
VolumeId: volumeId,
NeedleId: uint64(needleValue.Key),
Offset: needleValue.Offset.ToActualOffset(),
Size: int32(needleValue.Size),
Offset: needleValue.Offset.ToActualOffset(),
Size: int32(needleValue.Size),
})
if err != nil {
return err
@ -177,9 +184,9 @@ func (c *commandVolumeCheckDisk) writeNeedleBlobToTarget(targetVolumeServer stri
return operation.WithVolumeServerClient(targetVolumeServer, c.env.option.GrpcDialOption, func(client volume_server_pb.VolumeServerClient) error {
_, err := client.WriteNeedleBlob(context.Background(), &volume_server_pb.WriteNeedleBlobRequest{
VolumeId: volumeId,
NeedleId: uint64(needleValue.Key),
Size: int32(needleValue.Size),
VolumeId: volumeId,
NeedleId: uint64(needleValue.Key),
Size: int32(needleValue.Size),
NeedleBlob: needleBlob,
})
return err