case errors.Is(err, errFaultyDisk):
		state = madmin.DriveStateFaulty
	case errors.Is(err, errDriveIsRoot):
		state = madmin.DriveStateRootMount
	case err == nil:
		state = madmin.DriveStateOk
	default:
		state = fmt.Sprintf("%s (cause: %s)", madmin.DriveStateUnknown, err)
	}

	return
}

func getOnlineOfflineDisksStats(disksInfo []madmin.Disk) (onlineDisks, offlineDisks madmin.BackendDisks) {

	for i, err := range errs {
		drive := storageEndpoints[i].String()
		switch err {
		case nil:
			hr.Before.Drives[i] = madmin.HealDriveInfo{Endpoint: drive, State: madmin.DriveStateOk}
			hr.After.Drives[i] = madmin.HealDriveInfo{Endpoint: drive, State: madmin.DriveStateOk}
		case errDiskNotFound:
			hr.Before.Drives[i] = madmin.HealDriveInfo{State: madmin.DriveStateOffline}

						// objects that are not found.
						versionNotFound++
						continue
					}
				} else {
					// Look for the healing results
					if res.After.Drives[tracker.DiskIndex].State != madmin.DriveStateOk {
						err = fmt.Errorf("unexpected after heal state: %s", res.After.Drives[tracker.DiskIndex].State)
					}
				}

				if err == nil {
					bgSeq.countHealed(madmin.HealItemObject)

	// result, also populate disks to be healed.
	for i, format := range formats {
		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{

		}
	case <-h.ctx.Done():
		return nil
	}

	countOKDrives := func(drives []madmin.HealDriveInfo) (count int) {
		for _, drive := range drives {
			if drive.State == madmin.DriveStateOk {
				count++
			}
		}
		return count
	}

	// task queued, now wait for the response.
	select {
	case res := <-task.respCh:
		if res.err == nil {
			h.countHealed(healType)