globalObjLayerMutex.Lock()
	globalConsoleSrv = srv
	globalObjLayerMutex.Unlock()
}

func newObjectLayerFn() ObjectLayer {
	globalObjLayerMutex.RLock()
	defer globalObjLayerMutex.RUnlock()
	return globalObjectAPI
}

func setObjectLayer(o ObjectLayer) {
	globalObjLayerMutex.Lock()
	globalObjectAPI = o
	globalObjLayerMutex.Unlock()
}

// objectAPIHandlers implements and provides http handlers for S3 API.

	if c != nil {
		c2 := c.clone()
		c = &c2
	}
	p.cycleInfoMu.Lock()
	p.cycleInfo = c
	p.cycleInfoMu.Unlock()
}

// getCycle returns the current cycle metrics.
// If not nil, the returned value can safely be modified.
func (p *scannerMetrics) getCycle() *currentScannerCycle {
	p.cycleInfoMu.Lock()
	defer p.cycleInfoMu.Unlock()
	if p.cycleInfo == nil {
		return nil
	}
	c := p.cycleInfo.clone()

	// MaxTimeout - maximum timeout for a drive operation
	MaxTimeout time.Duration `json:"maxTimeout"`
}

// Update - updates the config with latest values
func (c *Config) Update(new Config) error {
	configLk.Lock()
	defer configLk.Unlock()
	c.MaxTimeout = getMaxTimeout(new.MaxTimeout)
	return nil
}

// GetMaxTimeout - returns the per call drive operation timeout
func (c *Config) GetMaxTimeout() time.Duration {
	return c.GetOPTimeout()

				//
				// - Do not consume disks which are being healed
				//
				// - Future: skip busy disks
				return
			}

			mu.Lock()
			newDisks = append(newDisks, disks[i])
			mu.Unlock()
		}()
	}
	wg.Wait()
	return newDisks
}

func (er erasureObjects) getOnlineLocalDisks() (newDisks []StorageAPI) {
	disks := er.getOnlineDisks()

		}
		defer threadNS.Close()

		// switch to target namespace
		if err = NetnsSet(fdable); err != nil {
			return err
		}
		defer func() {
			err := threadNS.Set() // switch back
			if err == nil {
				// Unlock the current thread only when we successfully switched back
				// to the original namespace; otherwise leave the thread locked which
				// will force the runtime to scrap the current thread, that is maybe

				p.mu.RLock()
				workers := min(len(p.workers)+1, maxWorkers)
				existing := len(p.workers)
				p.mu.RUnlock()
				p.ResizeWorkers(workers, existing)
			}
			maxMRFWorkers := min(maxWorkers, MRFWorkerMaxLimit)
			if p.ActiveMRFWorkers() < maxMRFWorkers {
				p.mu.RLock()
				workers := min(p.mrfWorkerSize+1, maxMRFWorkers)
				p.mu.RUnlock()
				p.ResizeFailedWorkers(workers)

func (opts Config) GetWorkers() int {
	configMutex.RLock()
	defer configMutex.RUnlock()
	return opts.DriveWorkers
}

// Update updates opts with nopts
func (opts *Config) Update(nopts Config) {
	configMutex.Lock()
	defer configMutex.Unlock()

	opts.Bitrot = nopts.Bitrot
	opts.IOCount = nopts.IOCount
	opts.Sleep = nopts.Sleep
	opts.DriveWorkers = nopts.DriveWorkers

func (opts Config) ExpirationWait() time.Duration {
	configMu.RLock()
	defer configMu.RUnlock()

	return opts.ExpirationWorkersWait
}

// ReplicationWait returns the duration for which a batch replication worker
// would wait before working on next object.
func (opts Config) ReplicationWait() time.Duration {
	configMu.RLock()
	defer configMu.RUnlock()

	return opts.ReplicationWorkersWait
}

	locker := objAPI.NewNSLock(minioMetaBucket, "callhome/runCallhome.lock")
	lkctx, err := locker.GetLock(ctx, callhomeLeaderLockTimeout)
	if err != nil {
		// lock timedout means some other node is the leader,
		// cycle back return 'true'
		return true
	}

	ctx = lkctx.Context()
	defer locker.Unlock(lkctx)

	// Perform callhome once and then keep running it at regular intervals.
	performCallhome(ctx)

	}

	bootstrapTraceMsg("lookup the configuration")

	// Override any values from ENVs.
	lookupConfigs(srvCfg, objAPI)

	// hold the mutex lock before a new config is assigned.
	globalServerConfigMu.Lock()
	globalServerConfig = srvCfg
	globalServerConfigMu.Unlock()

	return nil