if err != nil {
		t.Fatalf("Failed to initialize object layer: %v", err)
	}
	defer removeRoots(disks)
	setObjectLayer(objAPI)

	// Prepare bucket metadata
	globalBucketMetadataSys = NewBucketMetadataSys()
	globalBucketObjectLockSys = &BucketObjectLockSys{}
	globalBucketVersioningSys = &BucketVersioningSys{}

	lcXML := `
<LifecycleConfiguration>
       <Rule>
               <ID>max-versions</ID>

	if globalEventNotifier == nil {
		globalEventNotifier = NewEventNotifier(GlobalContext)
	}

	// Create new bucket metadata system.
	if globalBucketMetadataSys == nil {
		globalBucketMetadataSys = NewBucketMetadataSys()
	} else {
		// Reinitialize safely when testing.
		globalBucketMetadataSys.Reset()
	}

	// Create the bucket bandwidth monitor
	globalBucketMonitor = bandwidth.NewMonitor(ctx, uint64(totalNodeCount()))