}

        try {
            statistics.recordReadRequest(length);
            long startTime = System.nanoTime();

            int bytesRead = rdmaConnection.read(buffer, remoteAddress, remoteKey, length);

            long duration = System.nanoTime() - startTime;
            statistics.recordReadSuccess(bytesRead, duration);

            return bytesRead;
        } catch (IOException e) {

                + ", scriptData=" + scriptData + ", scriptResult=" + scriptResult + ", scriptType=" + scriptType + ", startTime="
                + startTime + ", target=" + target + ", docMeta=" + docMeta + "]";
    }

func ftpTrace(s *ftp.Context, startTime time.Time, source, objPath string, err error, sz int64) madmin.TraceInfo {
	var errStr string
	if err != nil {
		errStr = err.Error()
	}
	return madmin.TraceInfo{
		TraceType: madmin.TraceFTP,
		Time:      startTime,
		NodeName:  globalLocalNodeName,
		FuncName:  s.Cmd,
		Duration:  time.Since(startTime),
		Path:      objPath,
		Error:     errStr,

import time

from fastapi import FastAPI, Request

app = FastAPI()


@app.middleware("http")
async def add_process_time_header(request: Request, call_next):
    start_time = time.perf_counter()
    response = await call_next(request)
    process_time = time.perf_counter() - start_time
    response.headers["X-Process-Time"] = str(process_time)

func (m *batchJobMetrics) trace(d batchJobMetric, job string, attempts int) func(info objTraceInfoer, err error) {
	startTime := time.Now()
	return func(info objTraceInfoer, err error) {
		duration := time.Since(startTime)
		if globalTrace.NumSubscribers(madmin.TraceBatch) > 0 {
			globalTrace.Publish(batchJobTrace(d, job, startTime, duration, info, attempts, err))
			return
		}
		switch d {
		case batchJobMetricReplication:

                    System.currentTimeMillis() - startTime);
            throw e;
        } catch (final Exception e) {
            logger.warn("[LLM] Chat request failed with unexpected error. llmType={}, error={}, elapsedTime={}ms", llmType, e.getMessage(),
                    System.currentTimeMillis() - startTime, e);
            throw new LlmException("LLM chat request failed", e);
        }
    }

	// Calculate aggregate avg bandwidth and exp window avg
	m.lock.Lock()
	defer func() {
		m.startTime = endTime
		m.lock.Unlock()
	}()

	if m.startTime.IsZero() {
		return
	}

	if endTime.Before(m.startTime) {
		return
	}

	duration := endTime.Sub(m.startTime)

	bytesSinceLastWindow := atomic.SwapUint64(&m.bytesSinceLastWindow, 0)

	if m.expMovingAvg == 0 {

func sftpTrace(s *sftp.Request, startTime time.Time, source string, user string, err error, sz int64) madmin.TraceInfo {
	var errStr string
	if err != nil {
		errStr = err.Error()
	}
	return madmin.TraceInfo{
		TraceType: madmin.TraceFTP,
		Time:      startTime,
		NodeName:  globalLocalNodeName,
		FuncName:  s.Method,
		Duration:  time.Since(startTime),
		Path:      s.Filepath,
		Error:     errStr,

      return 0L;
    } else {
      long startTime = System.nanoTime();
      return (startTime == 0L) ? 1L : startTime;
    }
  }

  /**
   * Returns the remaining nanos until the given timeout, or 0L if the timeout has already elapsed.
   * Caller must have previously sanitized timeoutNanos using toSafeNanos.
   */
  private static long remainingNanos(long startTime, long timeoutNanos) {

            callback.onError("llm", e.getErrorCode());
            throw e;
        } catch (final Exception e) {
            logger.warn("[RAG] Unexpected error during enhanced chat. sessionId={}, error={}, elapsedTime={}ms", session.getSessionId(),
                    e.getMessage(), System.currentTimeMillis() - startTime, e);