// resourceMetricsHelpMap maps metric name to its help string
	resourceMetricsHelpMap map[MetricName]string
	resourceMetricsGroups  []*MetricsGroupV2
	// initial values for drives (at the time  of server startup)
	// used for calculating avg values for drive metrics
	latestDriveStats      map[string]madmin.DiskIOStats
	latestDriveStatsMu    sync.RWMutex
	lastDriveStatsRefresh time.Time
)

	globalServiceFreeze atomic.Value

	// Only needed for tracking
	globalServiceFreezeCnt int32
	globalServiceFreezeMu  sync.Mutex // Updates.

	// List of local drives to this node, this is only set during server startup,
	// and is only mutated by HealFormat. Hold globalLocalDrivesMu to access.
	globalLocalDrives   []StorageAPI
	globalLocalDrivesMu sync.RWMutex

	var newPools []PoolStatus
	for _, pool := range p.Pools {
		if pool.Decommission == nil {
			continue
		}
		if pool.Decommission.Complete || pool.Decommission.Canceled {
			// Do not resume decommission upon startup for
			// - decommission complete
			// - decommission canceled
			continue
		} // In all other situations we need to resume
		newPools = append(newPools, pool)
	}
	return newPools
}

				go initFederatorBackend(buckets, newObject)
			})
		}

		// Prints the formatted startup message, if err is not nil then it prints additional information as well.
		printStartupMessage(getAPIEndpoints(), err)

		// Print a warning at the end of the startup banner so it is more noticeable
		if newObject.BackendInfo().StandardSCParity == 0 {

				"(use force-start option to stop and start afresh). " +
				fmt.Sprintf("The heal was started by IP %s at %s, token is %s",
					h.clientAddress, h.startTime.Format(http.TimeFormat), h.clientToken)
			return nil, errorCodes.ToAPIErr(ErrHealAlreadyRunning), errMsg
		}
	}

	ahs.Lock()
	defer ahs.Unlock()

	// Check if new heal sequence to be started overlaps with any
	// existing, running sequence

		case "end":
			z.ended, err = dc.ReadTime()
			if err != nil {
				err = msgp.WrapError(err, "ended")
				return
			}
		case "st":
			z.started, err = dc.ReadTime()
			if err != nil {
				err = msgp.WrapError(err, "started")
				return
			}
		case "lh":
			z.lastHandout, err = dc.ReadTime()
			if err != nil {
				err = msgp.WrapError(err, "lastHandout")
				return
			}
		case "u":

	DiskIndex  int
	Path       string
	Endpoint   string
	Started    time.Time
	LastUpdate time.Time

	ObjectsTotalCount uint64
	ObjectsTotalSize  uint64

	ItemsHealed uint64
	ItemsFailed uint64

	BytesDone   uint64
	BytesFailed uint64

	// Last object scanned.
	Bucket string `json:"-"`
	Object string `json:"-"`

	// Numbers when current bucket started healing,
	// for resuming with correct numbers.

		file = trimTrace(file)
		// Get the function name
		_, funcName := filepath.Split(runtime.FuncForPC(pc).Name())
		// Skip duplicate traces that start with file name, "<autogenerated>"
		// and also skip traces with function name that starts with "runtime."
		if !strings.HasPrefix(file, "<autogenerated>") &&
			!strings.HasPrefix(funcName, "runtime.") {
			// Form and append a line of stack trace into a

type expireObjInfo struct {
	ObjectInfo
	ExpireAll bool
}

// Start the batch expiration job, resumes if there was a pending job via "job.ID"
func (r *BatchJobExpire) Start(ctx context.Context, api ObjectLayer, job BatchJobRequest) error {
	ri := &batchJobInfo{
		JobID:     job.ID,
		JobType:   string(job.Type()),
		StartTime: job.Started,
	}
	if err := ri.load(ctx, api, job); err != nil {
		return err
	}

		if s.err != nil {
			// Shut it down.
			s.start = 0
			s.end = 0
			return false
		}
		// Must read more data.
		// First, shift data to beginning of buffer if there's lots of empty space
		// or space is needed.
		if s.start > 0 && (s.end == len(s.buf) || s.start > len(s.buf)/2) {
			copy(s.buf, s.buf[s.start:s.end])
			s.end -= s.start
			s.start = 0
		}
		// Is the buffer full? If so, resize.