httpServer := newHTTPServerFn()
	if httpServer == nil {
		return 0
	}

	return httpServer.GetRequestCount() - activeListeners()
}

func waitForLowHTTPReq() {
	maxIO, maxWait, _ := globalHealConfig.Clone()
	waitForLowIO(maxIO, maxWait, currentHTTPIO)
}

func initBackgroundHealing(ctx context.Context, objAPI ObjectLayer) {
	bgSeq := newBgHealSequence()
	// Run the background healer

}

// AddRulesMap - adds rules map for bucket name.
func (evnot *EventNotifier) AddRulesMap(bucketName string, rulesMap event.RulesMap) {
	evnot.Lock()
	defer evnot.Unlock()

	rulesMap = rulesMap.Clone()

	// Do not add for an empty rulesMap.
	if len(rulesMap) == 0 {
		delete(evnot.bucketRulesMap, bucketName)
	} else {
		evnot.bucketRulesMap[bucketName] = rulesMap
	}
}

    ByteSource fewerBytes = new TestByteSource(newPreFilledByteArray(bytes.length / 2));
    assertFalse(source.contentEquals(fewerBytes));

    byte[] copy = bytes.clone();
    copy[9876] = 1;
    ByteSource oneByteOff = new TestByteSource(copy);
    assertFalse(source.contentEquals(oneByteOff));
  }

  public void testSlice() throws IOException {
    // Test preconditions

   *
   * @since 15.0 (since 12.0 in HashCodes)
   */
  public static HashCode fromBytes(byte[] bytes) {
    checkArgument(bytes.length >= 1, "A HashCode must contain at least 1 byte.");
    return fromBytesNoCopy(bytes.clone());
  }

  /**
   * Creates a {@code HashCode} from a byte array. The array is <i>not</i> copied defensively, so it
   * must be handed-off so as to preserve the immutability contract of {@code HashCode}.
   */

        Mockito.when(mockContext.getCredentials()).thenReturn(mockCredentials);
        Mockito.when(mockCredentials.unwrap(Mockito.any())).thenReturn(mockCredentialsInternal);
        Mockito.when(mockCredentialsInternal.clone()).thenReturn(mockCredentialsInternal);
        Mockito.when(mockTransport.acquire()).thenReturn(mockTransport);
    }

    /**
     * Test that concurrent tree operations are thread-safe with CopyOnWriteArrayList.
     */

		{rulesCase2, "2000*", TargetID{"2", "amqp"}},
		{rulesCase3, "2010*", TargetID{"1", "webhook"}},
	}

	for i, testCase := range testCases {
		result := testCase.rules.Clone()

		if !reflect.DeepEqual(result, testCase.rules) {
			t.Fatalf("test %v: result: expected: %v, got: %v", i+1, testCase.rules, result)
		}

		result.Add(NewPattern(testCase.prefix, ""), testCase.targetID)

		"versionid":        {vid},
		"signatureversion": {signatureVersion},
		"authType":         {authtype},
	}

	if lc != "" {
		args["LocationConstraint"] = []string{lc}
	}

	cloneHeader := r.Header.Clone()
	if v := cloneHeader.Get("x-amz-signature-age"); v != "" {
		args["signatureAge"] = []string{v}
		cloneHeader.Del("x-amz-signature-age")
	}

	if userTags := cloneHeader.Get(xhttp.AmzObjectTagging); userTags != "" {

     * @throws PACDecodingException if the PAC data is malformed or signature validation fails
     */
    public Pac(byte[] data, Map<Integer, KerberosKey> keys) throws PACDecodingException {
        byte[] checksumData = data.clone();
        try {
            PacDataInputStream pacStream = new PacDataInputStream(new DataInputStream(new ByteArrayInputStream(data)));

            if (data.length <= 8) {

        case Smb2Constants.SMB2_DIALECT_0202:
        case Smb2Constants.SMB2_DIALECT_0210:
            this.algorithmName = "HmacSHA256";
            this.provider = null;
            this.signingKey = sessionKey.clone();
            break;
        case Smb2Constants.SMB2_DIALECT_0300:
        case Smb2Constants.SMB2_DIALECT_0302:

			if g.metricsGroupOpts.dependBucketTargetSys {
				if globalBucketTargetSys == nil {
					return []MetricV2{}, nil
				}
			}
			return read(GlobalContext), nil
		},
	)
}

func (m *MetricV2) clone() MetricV2 {
	metric := MetricV2{
		Description:          m.Description,
		Value:                m.Value,
		HistogramBucketLabel: m.HistogramBucketLabel,