func (sys *IAMSys) Initialized() bool {
	if sys == nil {
		return false
	}
	sys.Lock()
	defer sys.Unlock()
	return sys.store != nil
}

// Load - loads all credentials, policies and policy mappings.
func (sys *IAMSys) Load(ctx context.Context, firstTime bool) error {
	loadStartTime := time.Now()
	err := sys.store.LoadIAMCache(ctx, firstTime)
	if err != nil {

				break
			}
		}
		mappedPolicy, ok := cache.iamUserPolicyMap.Load(name)
		if !ok {
			mappedPolicy, ok = cache.iamSTSPolicyMap.Load(name)
		}
		if !ok {
			// Attempt to load parent user mapping for STS accounts
			store.loadMappedPolicy(context.TODO(), name, stsUser, false, cache.iamSTSPolicyMap)
			mappedPolicy, ok = cache.iamSTSPolicyMap.Load(name)
			if !ok {
				return u, errNoSuchUser
			}
		}

	switch size := data.Size(); {
	case size == 0:
		buffer = make([]byte, 1) // Allocate at least a byte to reach EOF
	case size >= fi.Erasure.BlockSize:
		buffer = globalBytePoolCap.Load().Get()
		defer globalBytePoolCap.Load().Put(buffer)
	case size < fi.Erasure.BlockSize:
		// No need to allocate fully blockSizeV1 buffer if the incoming data is smaller.

	testRoleARN  = "arn:minio:iam:::role/nOybJqMNzNmroqEKq5D0EUsRZw0"
	testRoleARN2 = "arn:minio:iam:::role/domXb70kze7Ugc1SaxaeFchhLP4"
)

var (
	testRoleARNs = []string{testRoleARN, testRoleARN2}

	// Load test client app and test role mapping depending on test
	// environment.
	testClientApps, testRoleMap = func() ([]OpenIDClientAppParams, map[string]OpenIDClientAppParams) {
		var apps []OpenIDClientAppParams

			defer wg.Done()
			// remember the pool index, we may sort the slice original index might be lost.
			pinfo := PoolObjInfo{
				Index: i,
			}
			// do not remove this check as it can lead to inconsistencies
			// for all callers of bucket replication.
			if !opts.MetadataChg {
				opts.VersionID = ""
			}
			pinfo.ObjInfo, pinfo.Err = pool.GetObjectInfo(ctx, bucket, object, opts)

			return errFileVersionNotFound
		}
		return err
	}
	defer metaDataPoolPut(buf)

	if !isXL2V1Format(buf) {
		return errFileVersionNotFound
	}

	var xlMeta xlMetaV2
	if err = xlMeta.Load(buf); err != nil {
		return err
	}

	if err = xlMeta.UpdateObjectVersion(fi); err != nil {
		return err
	}

	wbuf, err := xlMeta.AppendTo(metaDataPoolGet())
	if err != nil {
		return err

	//
	//	pemFile := filepath.Join(testDataDir, "server.pem")
	//	keyFile := filepath.Join(testDataDir, "server.key")
	cer, err := tls.X509KeyPair(cert, key)
	if err != nil {
		t.Fatalf("Failed to load certificate: %v", err)
	}
	config := &tls.Config{Certificates: []tls.Certificate{cer}}

	testServer := UnstartedTestServer(t, instanceType)
	testServer.Server.TLS = config
	testServer.Server.StartTLS()

	data xlMetaInlineData

	// metadata version.
	metaV uint8
}

// LoadOrConvert will load the metadata in the buffer.
// If this is a legacy format, it will automatically be converted to XLV2.
func (x *xlMetaV2) LoadOrConvert(buf []byte) error {
	if isXL2V1Format(buf) {
		return x.Load(buf)
	}

	xlMeta := &xlMetaV1Object{}
	json := jsoniter.ConfigCompatibleWithStandardLibrary

				// The length of the expected ListObjectsResult.Objects
				// should match in both expected result from test cases
				// and in the output. On failure calling t.Fatalf,
				// otherwise it may lead to index out of range error in
				// assertion following this.
				if !testCase.versioned {
					if len(testCase.resultL.Objects) != len(resultL.Objects) {
						t.Logf("want: %v", objInfoNames(testCase.resultL.Objects))

	ri := &batchJobInfo{
		JobID:     job.ID,
		JobType:   string(job.Type()),
		StartTime: job.Started,
	}
	if err := ri.load(ctx, api, job); err != nil {
		return err
	}
	if ri.Complete {
		return nil
	}
	globalBatchJobsMetrics.save(job.ID, ri)

	delay := job.Replicate.Flags.Retry.Delay
	if delay == 0 {