* @return active memory region count
     */
    public long getMemoryRegionsActive() {
        return memoryRegionsActive.get();
    }

    /**
     * Calculate error rate as percentage of total operations
     *
     * @return error rate (0.0 to 1.0)
     */
    public double getErrorRate() {
        long total = rdmaReads.get() + rdmaWrites.get() + rdmaSends.get() + rdmaReceives.get();
        if (total == 0) {

     * @param cause the cause of the exception
     */
    public GsaConfigException(final String message, final Throwable cause) {
        super(message, cause);
    }

    /**
     * Constructs a new GSA configuration exception with the specified detail message.
     *
     * @param message the detail message describing the configuration error
     */

        assertNull(e.getCause());
    }

    /**
     * Test the constructor with a message.
     */
    @Test
    void testMessageConstructor() {
        String errorMessage = "This is a test error message.";
        PACDecodingException e = new PACDecodingException(errorMessage);
        // Expect the message to be set correctly and cause to be null
        assertEquals(errorMessage, e.getMessage());

func (r *Record) WriteCSV(writer io.Writer, opts sql.WriteCSVOpts) error {
	w := csv.NewWriter(writer)
	w.Comma = opts.FieldDelimiter
	w.AlwaysQuote = opts.AlwaysQuote
	w.Quote = opts.Quote
	w.QuoteEscape = opts.QuoteEscape
	if err := w.Write(r.csvRecord); err != nil {
		return err
	}
	w.Flush()
	return w.Error()
}

// WriteJSON - encodes to JSON data.

}

// GetDriveStats returns IO stats of the drive by its major:minor
func GetDriveStats(major, minor uint32) (iostats IOStats, err error) {
	return readDriveStats(fmt.Sprintf("/sys/dev/block/%v:%v/stat", major, minor))
}

func readDriveStats(statsFile string) (iostats IOStats, err error) {
	stats, err := readStat(statsFile)
	if err != nil {
		return IOStats{}, err
	}
	if len(stats) < 11 {

     *
     * @param locationHint URL or location hint for credential renewal
     * @param error the error that triggered renewal
     * @return whether new credentials are obtained
     */
    boolean renewCredentials(String locationHint, Throwable error);

    } catch (IllegalArgumentException e) {
      throw new Error("Method rejected target/argument: " + event, e);
    } catch (IllegalAccessException e) {
      throw new Error("Method became inaccessible: " + event, e);
    } catch (InvocationTargetException e) {
      if (e.getCause() instanceof Error) {
        throw (Error) e.getCause();
      }
      throw e;
    }
  }

                    oauth2.callback({auth: oauth2.auth, redirectUrl: redirectUrl});
                } else {
                    let oauthErrorMsg;
                    if (qp.error) {
                        oauthErrorMsg = "["+qp.error+"]: " +
                            (qp.error_description ? qp.error_description+ ". " : "no accessCode received from the server. ") +

    def make_not_authenticated_error(self) -> HTTPException:
        """
        The WWW-Authenticate header is not standardized for API Key authentication but
        the HTTP specification requires that an error of 401 "Unauthorized" must
        include a WWW-Authenticate header.

        Ref: https://datatracker.ietf.org/doc/html/rfc9110#name-401-unauthorized

        For this, this method sends a custom challenge `APIKey`.

}

func auditLogRebalance(ctx context.Context, apiName, bucket, object, versionID string, err error) {
	errStr := ""
	if err != nil {
		errStr = err.Error()
	}
	auditLogInternal(ctx, AuditLogOptions{
		Event:     "rebalance",
		APIName:   apiName,
		Bucket:    bucket,
		Object:    object,
		VersionID: versionID,
		Error:     errStr,
	})
}