assertTrue(timingRatio < TIMING_TOLERANCE,
                    String.format(
                            "Timing attack vulnerability detected: timing ratio %.3f exceeds tolerance %.3f "
                                    + "(start: %d ns, middle: %d ns, end: %d ns)",
                            timingRatio, TIMING_TOLERANCE, timeStart, timeMiddle, timeEnd));
        } finally {

    @Override
    public String toString() {
        return String.format(
                "RdmaStatistics[reads=%d, writes=%d, sends=%d, receives=%d, "
                        + "bytes=%d, errors=%d, errorRate=%.3f, activeConnections=%d, activeMemRegions=%d]",
                rdmaReads.get(), rdmaWrites.get(), rdmaSends.get(), rdmaReceives.get(), bytesTransferred.get(), operationErrors.get(),

        for (int i = 0; i < filename.length(); i++) {
            final char c = filename.charAt(i);
            switch (c) {
            case '?':
                buf.append("%3f");
                break;
            case '#':
                buf.append("%23");
                break;
            case '@':
                buf.append("%40");
                break;
            case ':':

                    break;
                }
                suffix.append("%20");
            }
            name = name.replaceAll(" +$", suffix.toString());
        }
        return "URL:" + name.replace("?", "%3f");
    }

    /**
     * @return
     */
    private static boolean isWorkgroup(final SmbResource r) {
        try {
            return r.getLocator().isWorkgroup();