if _, maxLimit, err = sys.GetMaxOpenFileLimit(); err != nil {
		return err
	}

	if maxLimit < 4096 && runtime.GOOS != globalWindowsOSName {
		logger.Info("WARNING: maximum file descriptor limit %d is too low for production servers. At least 4096 is recommended. Fix with \"ulimit -n 4096\"",
			maxLimit)
	}

	if err = sys.SetMaxOpenFileLimit(maxLimit, maxLimit); err != nil {
		return err
	}

	ADDI	$-2049, X5				// 938202c09382f2bf
	ADDI	$4094, X5				// 9382f27f9382f27f
	ADDI	$-4096, X5				// 9382028093820280
	ADDI	$4095, X5				// b71f00009b8fffffb382f201
	ADDI	$-4097, X5				// b7ffffff9b8fffffb382f201
	ADDI	$2047, X5, X6				// 1383f27f
	ADDI	$-2048, X5, X6				// 13830280
	ADDI	$2048, X5, X6				// 1383024013030340
	ADDI	$-2049, X5, X6				// 138302c01303f3bf
	ADDI	$4094, X5, X6				// 1383f27f1303f37f

    val message = formatMessage(record)

    val time = Instant.ofEpochMilli(record.millis).atZone(offset)

    return if (record.thrown != null) {
      val sw = StringWriter(4096)
      val pw = PrintWriter(sw)
      record.thrown.printStackTrace(pw)
      String.format("%s\t%s%n%s%n", time.format(d), message, sw.toString())
    } else {
      String.format("%s\t%s%n", time.format(d), message)

            request: UrlRequest,
            info: UrlResponseInfo,
          ) {
            println("onResponseStarted ${info.headers.asMap} ${info.negotiatedProtocol}")
            request.read(ByteBuffer.allocateDirect(4096 * 8))
          }

          override fun onReadCompleted(
            request: UrlRequest,
            info: UrlResponseInfo,
            byteBuffer: ByteBuffer,
          ) {

/**
 * {@link InputStream}用のユーティリティクラスです。
 *
 * @author higa
 */
public abstract class InputStreamUtil {

    /** デフォルトのバッファサイズ */
    private static final int BUF_SIZE = 4096;

    /**
     * {@link FileInputStream}を作成します。
     *
     * @param file
     *            ファイル。{@literal null}であってはいけません
     * @return ファイルから入力する{@link FileInputStream}

/**
 * {@link Reader}用のユーティリティクラスです。
 *
 * @author higa
 */
public abstract class ReaderUtil {

    /** デフォルトのバッファサイズ */
    private static final int BUF_SIZE = 4096;

    /**
     * 指定のエンコーディングでファイルから入力する{@link Reader}を作成します。
     *
     * @param is
     *            入力ストリーム。{@literal null}であってはいけません
     * @param encoding

 * @author higa
 */
public abstract class FileUtil {

    /** UTF-8のエンコーディング名 */
    private static final String UTF8 = "UTF-8";

    /** Default Buffer Size */
    protected static final int DEFAULT_BUF_SIZE = 4096; // 4k

    /** Max Buffer Size */
    protected static final int MAX_BUF_SIZE = 10 * 1024 * 1024; // 10m

    /**
     * この抽象パス名の正規の形式を返します。
     *
     * @param file

	}
	return fi1.Size() == fi2.Size()
}

// DirectioAlignSize - DirectIO alignment needs to be 4K. Defined here as
// directio.AlignSize is defined as 0 in MacOS causing divide by 0 error.
const DirectioAlignSize = 4096

// CopyAligned - copies from reader to writer using the aligned input
// buffer, it is expected that input buffer is page aligned to
// 4K page boundaries. Without passing aligned buffer may cause

		// but still, no need to interpret more
		return 0
	}
	if limit == cgroupMemNoLimit {
		// No limit set, It's the highest positive signed 64-bit
		// integer (2^63-1), rounded down to multiples of 4096 (2^12),
		// the most common page size on x86 systems - for cgroup_limits.
		return 0
	}
	return limit
}

func availableMemory() (available uint64) {

		url:                      u,
		newAuthToken:             newAuthToken,
		connected:                connected,
		lastConn:                 time.Now().UnixNano(),
		MaxErrResponseSize:       4096,
		HealthCheckReconnectUnit: 200 * time.Millisecond,
		HealthCheckTimeout:       time.Second,
	}
	if err != nil {
		clnt.lastErr = err
		clnt.lastErrTime = time.Now()
	}