}

// xlMetaV2Version describes the journal entry, Type defines
// the current journal entry type other types might be nil based
// on what Type field carries, it is imperative for the caller
// to verify which journal type first before accessing rest of the fields.
type xlMetaV2Version struct {

	if w == nil || len(*w) == 0 {
		return 0
	}
	var tasks int
	for _, wrkr := range *w {
		tasks += len(wrkr)
	}
	return tasks
}

// enqueueTierJournalEntry enqueues a tier journal entry referring to a remote
// object corresponding to a 'replaced' object versions. This applies only to
// non-versioned or version suspended buckets.
func (es *expiryState) enqueueTierJournalEntry(je jentry) {

			Description: MetricDescription{
				Namespace: nodeMetricNamespace,
				Subsystem: ilmSubsystem,
				Name:      expiryMissedTierJournalTasks,
				Help:      "Number of tier journal entries cleanup missed due to busy system",
				Type:      counterMetric,
			},
		}
		expNumWorkers := MetricV2{
			Description: MetricDescription{
				Namespace: nodeMetricNamespace,