// PersistToDisk persists in-memory resync metadata stats to disk at periodic intervals
func (s *replicationResyncer) PersistToDisk(ctx context.Context, objectAPI ObjectLayer) {
	resyncTimer := time.NewTimer(resyncTimeInterval)
	defer resyncTimer.Stop()

	// For each bucket name, store the last timestamp of the
	// successful save of replication status in the backend disks.

func (c *SiteReplicationSys) startHealRoutine(ctx context.Context, objAPI ObjectLayer) {
	ctx, cancel := globalLeaderLock.GetLock(ctx)
	defer cancel()

	healTimer := time.NewTimer(siteHealTimeInterval)
	defer healTimer.Stop()

	var maxRefreshDurationSecondsForLog float64 = 10 // 10 seconds..

	for {
		select {
		case <-healTimer.C:
			c.RLock()
			enabled := c.enabled

		// Start profiling locally as well.
		prof, err := startProfiler(profiler)
		if err == nil {
			globalProfiler[profiler] = prof
		}
	}
	globalProfilerMu.Unlock()

	timer := time.NewTimer(duration)
	defer timer.Stop()
	for {
		select {
		case <-ctx.Done():
			globalProfilerMu.Lock()
			defer globalProfilerMu.Unlock()
			for k, v := range globalProfiler {
				v.Stop()