}
			return errFileCorrupt
		}, index)
	}

	// Wait for all the routines.
	mErrs := g.Wait()

	err := reduceWriteQuorumErrs(ctx, mErrs, objectOpIgnoredErrs, quorum)
	if err != nil && revert {
		ng := errgroup.WithNErrs(len(disks))
		for index := range disks {
			if mErrs[index] != nil {
				continue
			}
			index := index
			ng.Go(func() error {
				if disks[index] == nil {

	return g.Wait()
}

func isAllVolumeNotFound(errs []error) bool {
	return countErrs(errs, errVolumeNotFound) == len(errs)
}

// isAllNotFound will return if any element of the error slice is not
// errFileNotFound, errFileVersionNotFound or errVolumeNotFound.
// A 0 length slice will always return false.
func isAllNotFound(errs []error) bool {
	for _, err := range errs {
		if err != nil {
			switch err.Error() {

	// Attempt to load all `format.json` from all disks.
	formatConfigs, sErrs := loadFormatErasureAll(storageDisks, false)

	if err := checkDiskFatalErrs(sErrs); err != nil {
		return nil, err
	}

	for i, err := range sErrs {
		if err != nil && !errors.Is(err, errXLBackend) && !errors.Is(err, errUnformattedDisk) {

// upon Wait() errors are returned collected from all tasks, optionally allows for X workers
// only "per" parallel task.
func WithNPeersThrottled(nerrs, wks int) *NotificationGroup {
	if nerrs <= 0 {
		nerrs = 1
	}
	if wks > nerrs {
		wks = nerrs
	}
	wk, _ := workers.New(wks)

// countErrs - count a specific error.
func countErrs(errs []error, err error) int {
	i := 0
	for _, err1 := range errs {
		if err1 == err || errors.Is(err1, err) {
			i++
		}
	}
	return i
}

// Does all errors indicate we need to initialize all disks?.
func shouldInitErasureDisks(errs []error) bool {
	return countErrs(errs, errUnformattedDisk) == len(errs)
}

		drive := endpoints.GetString(i)
		state := madmin.DriveStateCorrupt
		switch {
		case format != nil:
			state = madmin.DriveStateOk
		case sErrs[i] == errUnformattedDisk:
			state = madmin.DriveStateMissing
		case sErrs[i] == errDiskNotFound:
			state = madmin.DriveStateOffline
		}
		beforeDrives[i] = madmin.HealDriveInfo{
			UUID: func() string {
				if format != nil {
					return format.Erasure.This

		if err != nil {
			errs = append(errs, fmt.Errorf("Unable to apply heal config: %w", err))
		} else {
			globalHealConfig.Update(healCfg)
		}
	case config.BatchSubSys:
		batchCfg, err := batch.LookupConfig(s[config.BatchSubSys][config.Default])
		if err != nil {
			errs = append(errs, fmt.Errorf("Unable to apply batch config: %w", err))
		} else {

				inconsistent++
			}
		}
	}

	erasureDistributionReliable := inconsistent <= len(partsMetadata)/2

	metaErrs := make([]error, len(errs))

	for i := range onlineDisks {
		if errs[i] != nil {
			metaErrs[i] = errs[i]
			continue
		}
		if onlineDisks[i] == OfflineDisk {
			metaErrs[i] = errDiskNotFound
			continue
		}

		meta := partsMetadata[i]
		corrupted := false

			}

			partsMetadata, errs := readAllFileInfo(ctx, erasureDisks, "", bucket, object, "", false, true)
			fi, err := getLatestFileInfo(ctx, partsMetadata, z.serverPools[0].sets[0].defaultParityCount, errs)
			if err != nil {
				t.Fatalf("Failed to getLatestFileInfo %v", err)
			}

			for j := range partsMetadata {
				if errs[j] != nil {
					t.Fatalf("expected error to be nil: %s", errs[j])

		for i := range errs {
			errs[i] = toStorageErr(err)
		}
		return errs
	}

	dErrResp := &DeleteVersionsErrsResp{}
	decoder := msgpNewReader(reader)
	defer readMsgpReaderPoolPut(decoder)
	if err = dErrResp.DecodeMsg(decoder); err != nil {
		for i := range errs {
			errs[i] = toStorageErr(err)
		}
		return errs
	}

	for i, dErr := range dErrResp.Errs {
		if dErr != "" {