testHandler := func(t *testing.T, handler HandlerID) {
		remoteConn := local.Connection(remoteHost)
		const testPayload = "Hello Grid World!"

		ctx, cancel := context.WithTimeout(context.Background(), wantDL)
		defer cancel()
		st, err := remoteConn.NewStream(ctx, handler, []byte(testPayload))
		errFatal(err)
		clientCanceled := make(chan time.Duration, 1)
		go func() {

		if pools {
			ctx2, cancel := context.WithTimeout(ctx, operationTimeout)
			poolsInfo, _ = getPoolsInfo(ctx2, allDisks)
			cancel()
		}
	}

	domain := globalDomainNames
	services := madmin.Services{
		LDAP:          ldap,
		Logger:        log,
		Audit:         audit,
		Notifications: notifyTarget,
	}
	{
		ctx2, cancel := context.WithTimeout(ctx, operationTimeout)

	objectAPI := newObjectLayerFn()
	if objectAPI == nil {
		internalLogIf(ctx, errors.New("Callhome: object layer not ready"))
		return
	}

	healthCtx, healthCancel := context.WithTimeout(ctx, deadline)
	defer healthCancel()

	healthInfoCh := make(chan madmin.HealthInfo)

	query := url.Values{}
	for _, k := range madmin.HealthDataTypesList {
		query.Set(string(k), "true")
	}

			for _, ep := range sys.hc {
				eps = append(eps, madmin.ServerProperties{Endpoint: ep.Endpoint, Scheme: ep.Scheme})
			}
			sys.hMutex.RUnlock()

			if len(eps) > 0 {
				cctx, cancel := context.WithTimeout(ctx, 30*time.Second)
				m := make(map[string]epHealth, len(eps))
				start := time.Now()

				for result := range sys.hcClient.Alive(cctx, madmin.AliveOpts{}, eps...) {
					var lastOnline time.Time

			func(t *testing.T) {
				runAllIAMConcurrencyTests(testCase, &check{t, testCase.serverType})
			},
		)
	}
}

func (s *TestSuiteIAM) TestDeleteUserRace(c *check) {
	ctx, cancel := context.WithTimeout(context.Background(), 90*time.Second)
	defer cancel()

	bucket := getRandomBucketName()
	err := s.client.MakeBucket(ctx, bucket, minio.MakeBucketOptions{})
	if err != nil {
		c.Fatalf("bucket creat error: %v", err)

		cachevalue.Opts{ReturnLastGood: true, NoWait: true},
		func(ctx context.Context) (DataUsageInfo, error) {
			if objAPI == nil {
				return DataUsageInfo{}, errServerNotInitialized
			}
			ctx, done := context.WithTimeout(ctx, 2*time.Second)
			defer done()

			return loadDataUsageFromBackend(ctx, objAPI)
		},
	)
}

// GetBucketUsageInfo return bucket usage info for a given bucket

		var c *metacache
		if rpc == nil {
			resp := localMetacacheMgr.getBucket(ctx, o.Bucket).findCache(*o)
			c = &resp
		} else {
			rctx, cancel := context.WithTimeout(ctx, 5*time.Second)
			c, err = rpc.GetMetacacheListing(rctx, *o)
			cancel()
		}
		if err != nil {
			if errors.Is(err, context.Canceled) {
				// Context is canceled, return at once.

func (lm *LRWMutex) lockLoop(ctx context.Context, id, source string, timeout time.Duration, isWriteLock bool) (locked bool) {
	r := rand.New(rand.NewSource(time.Now().UnixNano()))

	retryCtx, cancel := context.WithTimeout(ctx, timeout)
	defer cancel()

	for {
		select {
		case <-retryCtx.Done():
			// Caller context canceled or we timedout,
			// return false anyways for both situations.
			return false
		default:

				expectedFilepath = filepath.Join(tempDir, c.expectedConfName)
			}

			if !c.chainedCNIPlugin {
				// Standalone CNI plugin
				parent := context.Background()
				ctx1, cancel := context.WithTimeout(parent, 100*time.Millisecond)
				defer cancel()
				result, err := getCNIConfigFilepath(ctx1, c.specifiedConfName, tempDir, c.chainedCNIPlugin)
				if err != nil {
					assert.Equal(t, result, "")

			m := make(map[string]uint64)
			for _, pool := range z.serverPools {
				for _, er := range pool.sets {
					// Load bucket usage prefixes
					ctx, done := context.WithTimeout(ctx, 2*time.Second)
					ok := cache.load(ctx, er, bucket+slashSeparator+dataUsageCacheName) == nil
					done()
					if ok {
						root := cache.find(bucket)
						if root == nil {