});
        return failureUrl;
    }

    /**
     * Extracts and returns the stack trace from a throwable as a string.
     * The stack trace is abbreviated if it exceeds the configured maximum length.
     *
     * @param t the throwable to extract the stack trace from
     * @return the stack trace as a string, or empty string if extraction fails
     */
    private String getStackTrace(final Throwable t) {

                    if (log.isTraceEnabled()) {
                        log.trace(response.toString());
                        log.trace(Hexdump.toHexString(this.rcv_buf, 0, this.in.getLength()));
                    }

                    response.notify();
                }
            }
        } catch (final SocketTimeoutException ste) {
            log.trace("Socket timeout", ste);
        } catch (final Exception ex) {

        String errorMessage = "Stack trace test error";
        ServletException servletException = new ServletException(errorMessage);

        // Wrap it in ServletRuntimeException
        ServletRuntimeException runtimeException = new ServletRuntimeException(servletException);

        // Verify stack trace is available
        StackTraceElement[] stackTrace = runtimeException.getStackTrace();

        assertSame(root, ex.getRootCause());
    }

    /**
     * Verify that {@link #toString()} includes a stack trace when a root cause
     * is present.
     */
    @Test
    @DisplayName("toString with root cause contains stack trace")
    void testToStringWithRootCause() {
        RuntimeException cause = new RuntimeException("boom");
        SmbException ex = new SmbException(0, cause);

    }

    public void test_stackTrace() {
        // Test that stack trace is properly captured
        JobNotFoundException exception = new JobNotFoundException("Stack trace test");

        assertNotNull(exception.getStackTrace());
        assertTrue(exception.getStackTrace().length > 0);

        // Verify the stack trace contains this test method
        boolean foundTestMethod = false;

    public void test_stackTrace() {
        // Test stack trace is properly set
        ResultOffsetExceededException exception = new ResultOffsetExceededException("Stack trace test");

        StackTraceElement[] stackTrace = exception.getStackTrace();
        assertNotNull(stackTrace);
        assertTrue(stackTrace.length > 0);

        // Check that the current test method is in the stack trace
        boolean foundTestMethod = false;

	}
	return madmin.TraceInfo{
		TraceType: madmin.TraceOS,
		Time:      startTime,
		NodeName:  globalLocalNodeName,
		FuncName:  "os." + s.String(),
		Duration:  duration,
		Path:      path,
		Error:     errStr,
	}
}

func updateOSMetrics(s osMetric, paths ...string) func(err error) {
	if globalTrace.NumSubscribers(madmin.TraceOS) == 0 {
		osAction := globalOSMetrics.time(s)

        return actionClass;
    }

    /**
     * Overrides fillInStackTrace to return null for performance optimization.
     * This prevents stack trace generation for this exception type.
     *
     * @return null to skip stack trace generation
     */
    @Override
    public synchronized Throwable fillInStackTrace() {
        return null;
    }

    }

    public void test_stackTrace() {
        // Test that stack trace is properly captured
        final JobProcessingException exception = new JobProcessingException("Stack trace test");

        assertNotNull(exception.getStackTrace());
        assertTrue(exception.getStackTrace().length > 0);

        // Verify the top of the stack trace points to this test method

        try {
            final Type2Message msg2 = new Type2Message(token);

            if (log.isTraceEnabled()) {
                log.trace(msg2.toString());
                log.trace(Hexdump.toHexString(token));
            }

            this.serverChallenge = msg2.getChallenge();

            if (this.requireKeyExchange) {