Downloads:     totalBytesRead,
		UploadTimes:   uploadTimes,
		DownloadTimes: downloadTimes,
		DownloadTTFB:  downloadTTFB,
		Error:         retError,
	}, nil
}

// To collect RX stats during "mc support perf net"
// RXSample holds the RX bytes for the duration between
// the last peer to connect and the first peer to disconnect.
// This is to improve the RX throughput accuracy.
type netPerfRX struct {

			} else {
				// Use dperf on only formatted drives.
				ignoredPaths = append(ignoredPaths, lp)
			}
		}
		return tmpPaths
	}()

	scheme := "http"
	if globalIsTLS {
		scheme = "https"
	}

	u := &url.URL{
		Scheme: scheme,
		Host:   globalLocalNodeName,
	}

	perfs, err := perf.Run(ctx, paths...)
	return madmin.DriveSpeedTestResult{

	globalNetPerfRX              netPerfRX
	globalSiteNetPerfRX          netPerfRX
	globalObjectPerfBucket       = "minio-perf-test-tmp-bucket"
	globalObjectPerfUserMetadata = "X-Amz-Meta-Minio-Object-Perf" // Clients can set this to bypass S3 API service freeze. Used by object pref tests.

	// MinIO version unix timestamp
	globalVersionUnix uint64

	// MinIO client
	globalMinioClient *minio.Client

	for i := 1; i < len(s); i++ {
		if !reflect.DeepEqual(s[i], s[0]) {
			return errSRIAMConfigMismatch(peers[0].Name, peers[i].Name, s[0], s[i])
		}
	}

	return nil
}

// Netperf for site-replication net perf
func (c *SiteReplicationSys) Netperf(ctx context.Context, duration time.Duration) (results madmin.SiteNetPerfResult, err error) {
	infos, err := globalSiteReplicationSys.GetClusterInfo(ctx)
	if err != nil {

					if hm.CPU.CPUCount > 0 {
						perc := math.Round(ls.Load1*100*100/float64(hm.CPU.CPUCount)) / 100
						updateResourceMetrics(cpuSubsystem, cpuLoad1Perc, perc, labels, false)
						perc = math.Round(ls.Load5*100*100/float64(hm.CPU.CPUCount)) / 100
						updateResourceMetrics(cpuSubsystem, cpuLoad5Perc, perc, labels, false)
						perc = math.Round(ls.Load15*100*100/float64(hm.CPU.CPUCount)) / 100

	cpuMetrics, _ := c.cpuMetrics.Get()

	if cpuMetrics.LoadStat != nil {
		m.Set(sysCPULoad, cpuMetrics.LoadStat.Load1)
		perc := cpuMetrics.LoadStat.Load1 * 100 / float64(cpuMetrics.CPUCount)
		m.Set(sysCPULoadPerc, math.Round(perc*100)/100)
	}

	ts := cpuMetrics.TimesStat
	tot := ts.User + ts.System + ts.Idle + ts.Iowait + ts.Nice + ts.Steal
	cpuUserVal := math.Round(ts.User/tot*100*100) / 100

	argPatterns := make([]ellipses.ArgPattern, len(args))
	for i, arg := range args {
		patterns, perr := ellipses.FindEllipsesPatterns(arg)
		if perr != nil {
			return endpointSet{}, config.ErrInvalidErasureEndpoints(nil).Msg(perr.Error())
		}
		argPatterns[i] = patterns
	}

	ep.setIndexes, err = getSetIndexes(args, getTotalSizes(argPatterns), setDriveCount, argPatterns)

}

const (
	// WorkerMaxLimit max number of workers per node for "fast" mode
	WorkerMaxLimit = 500

	// WorkerMinLimit min number of workers per node for "slow" mode
	WorkerMinLimit = 50

	// WorkerAutoDefault is default number of workers for "auto" mode
	WorkerAutoDefault = 100

	// MRFWorkerMaxLimit max number of mrf workers per node for "fast" mode
	MRFWorkerMaxLimit = 8

		var req *http.Request
		var perr error
		if testCase.ignoreContentLength {
			req, perr = newPostRequestV4("", bucketName, testCase.objectName, testCase.data, testCase.accessKey, testCase.secretKey)
		} else {
			req, perr = newPostRequestV4WithContentLength("", bucketName, testCase.objectName, testCase.data, testCase.accessKey, testCase.secretKey)
		}
		if perr != nil {

	errLockViolation syscall.Errno = 0x21
)

// lockedOpenFile is an internal function.
func lockedOpenFile(path string, flag int, perm os.FileMode, lockType uint32) (*LockedFile, error) {
	f, err := Open(path, flag, perm)
	if err != nil {
		return nil, err
	}

	if err = lockFile(syscall.Handle(f.Fd()), lockType); err != nil {
		f.Close()
		return nil, err
	}