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 {

			bucketsInfo[index] = BucketInfo{Name: bucket, Created: volInfo.Created}
			return nil
		}, index)
	}

	errs := g.Wait()
	if err := reduceReadQuorumErrs(ctx, errs, bucketOpIgnoredErrs, (len(localDrives) / 2)); err != nil {
		return BucketInfo{}, err
	}

	var bucketInfo BucketInfo
	for i, err := range errs {
		if err == nil {
			bucketInfo = bucketsInfo[i]
			break
		}
	}

	return bucketInfo, nil

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

	dErrResp := &DeleteVersionsErrsResp{}
	if err = gob.NewDecoder(reader).Decode(dErrResp); err != nil {
		for i := range errs {
			errs[i] = toStorageErr(err)
		}
		return errs
	}

	for i, dErr := range dErrResp.Errs {
		errs[i] = toStorageErr(dErr)
	}

	return errs
}

// RenameFile - renames a file.

)

type validator struct{}

func checkFields(un *unstructured.Unstructured) error {
	var errs error
	for key := range un.Object {
		if _, ok := validFields[key]; !ok {
			errs = multierror.Append(errs, fmt.Errorf("unknown field %q", key))
		}
	}
	return errs
}

    assertEquals((Character) 'b', table.erase("bar", 1));
    assertNull(table.get("bar", 1));
    assertEquals(9, table.size());
    assertNull(table.erase("bar", 1));
    assertNull(table.erase("foo", 2));
    assertNull(table.erase("dog", 1));
    assertNull(table.erase("bar", 5));
    assertNull(table.erase(null, 1));
    assertNull(table.erase("bar", null));
  }

    assertEquals((Character) 'b', table.erase("bar", 1));
    assertNull(table.get("bar", 1));
    assertEquals(9, table.size());
    assertNull(table.erase("bar", 1));
    assertNull(table.erase("foo", 2));
    assertNull(table.erase("dog", 1));
    assertNull(table.erase("bar", 5));
    assertNull(table.erase(null, 1));
    assertNull(table.erase("bar", null));
  }

					allAtEOF = false
				}
				errs[i] = err
			}(len(errs), set)
			errs = append(errs, nil)
		}
	}
	mu.Unlock()

	// Gather results to a single channel.
	// Quorum is one since we are merging across sets.
	err := mergeEntryChannels(ctx, inputs, results, 1)

	cancelList()
	wg.Wait()

	// we should return 'errs' from per disk
	if isAllNotFound(errs) {
		if isAllVolumeNotFound(errs) {

// the corresponding error in errs slice is not nil
func evalDisks(disks []StorageAPI, errs []error) []StorageAPI {
	if len(errs) != len(disks) {
		bugLogIf(GlobalContext, errors.New("unexpected drives/errors slice length"))
		return nil
	}
	newDisks := make([]StorageAPI, len(disks))
	for index := range errs {
		if errs[index] == nil {
			newDisks[index] = disks[index]
		} else {

		return errDiskAccessDenied
	}

	if countErrs(errs, errDiskNotDir) == len(errs) {
		return errDiskNotDir
	}

	if countErrs(errs, errFaultyDisk) == len(errs) {
		return errFaultyDisk
	}

	if countErrs(errs, errXLBackend) == len(errs) {
		return errXLBackend
	}

	return nil
}

// A single function to write certain errors to be fatal

type parallelWriter struct {
	writers     []io.Writer
	writeQuorum int
	errs        []error
}

// Write writes data to writers in parallel.
func (p *parallelWriter) Write(ctx context.Context, blocks [][]byte) error {
	var wg sync.WaitGroup

	for i := range p.writers {
		if p.writers[i] == nil {
			p.errs[i] = errDiskNotFound
			continue
		}
		if p.errs[i] != nil {
			continue
		}
		wg.Add(1)
		go func(i int) {