)

var (
	usageSinceLastUpdateSecondsMD = NewGaugeMD(usageSinceLastUpdateSeconds,
		"Time since last update of usage metrics in seconds")
	usageTotalBytesMD = NewGaugeMD(usageTotalBytes,
		"Total cluster usage in bytes")
	usageObjectsCountMD = NewGaugeMD(usageObjectsCount,
		"Total cluster objects count")
	usageVersionsCountMD = NewGaugeMD(usageVersionsCount,
		"Total cluster object versions (including delete markers) count")

	exitRe := regexp.MustCompile(exitReStr.String())

	return &exitCodeFilter{w: w, exitRe: exitRe}, exitStr
}

func (f *exitCodeFilter) Write(data []byte) (int, error) {
	n := len(data)
	f.buf.Write(data)
	// Flush to w until a potential match of exitRe
	b := f.buf.Bytes()
	match := f.exitRe.FindIndex(b)
	if match == nil {
		// Flush all of the buffer.
		_, err := f.w.Write(b)
		f.buf.Reset()
		if err != nil {

    void testCompleteWireFormatWriting() {
        trans2QueryFSInfo = new Trans2QueryFSInformation(config, FileSystemInformation.FS_SIZE_INFO);

        byte[] setupBuffer = new byte[256];
        byte[] paramBuffer = new byte[256];
        byte[] dataBuffer = new byte[256];

        int setupWritten = trans2QueryFSInfo.writeSetupWireFormat(setupBuffer, 0);

### Performance com JSON { #json-performance }

    protected void update(ByteBuffer bytes) {
      checkNotDone();
      checkNotNull(bytes);
      mac.update(bytes);
    }

    private void checkNotDone() {
      checkState(!done, "Cannot re-use a Hasher after calling hash() on it");
    }

    @Override
    public HashCode hash() {
      checkNotDone();
      done = true;
      return HashCode.fromBytesNoCopy(mac.doFinal());
    }
  }

)

// Upload given file content (payload) to specified URL
func (c Config) Upload(reqURL string, filename string, payload []byte) (string, error) {
	if !c.Registered() {
		return "", errors.New("Deployment is not registered with SUBNET. Please register the deployment via 'mc license register ALIAS'")
	}

	var body bytes.Buffer
	writer := multipart.NewWriter(&body)
	part, e := writer.CreateFormFile("file", filename)
	if e != nil {

     *
     * @return a cryptographically secure random salt
     */
    public byte[] generatePreauthSalt() {
        byte[] salt = new byte[SALT_SIZE];
        secureRandom.nextBytes(salt);
        log.debug("Generated new preauth salt of {} bytes", salt.length);
        return salt;
    }

    /**
     * Initializes preauth integrity context for a new session.
     *

            log.debug("Data too small for compression ({} bytes), returning uncompressed", length);
            byte[] result = new byte[length];
            System.arraycopy(data, offset, result, 0, length);
            return result;
        }
        if (length > MAX_COMPRESSION_SIZE) {
            throw new CIFSException("Data too large for compression: " + length + " bytes");
        }

        switch (algorithm) {

            // sgeList.add(sge);
            //
            // sendWR.setSg_list(sgeList);
            // endpoint.postSend(Arrays.asList(sendWR)).execute().free();

            log.debug("DiSNI RDMA send completed, {} bytes", data.remaining());

        } catch (Exception e) {
            state = RdmaConnectionState.ERROR;
            throw new IOException("DiSNI RDMA send failed", e);
        }
    }

    @Override

			}
			testReq := testCase.requestXML
			if len(testReq) == 0 {
				var escaped bytes.Buffer
				xml.EscapeText(&escaped, []byte(testCase.query))
				testReq = fmt.Appendf(nil, defRequest, escaped.String())
			}
			s3Select, err := NewS3Select(bytes.NewReader(testReq))
			if err != nil {
				t.Fatal(err)
			}

			in := input
			if len(testCase.withJSON) > 0 {