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It is expected that whoever is using the credentials which has the proper set of permissions must be able to run. `mc support perf object` While the root login is disabled.
309 lines
9.2 KiB
Go
309 lines
9.2 KiB
Go
// Copyright (c) 2015-2024 MinIO, Inc.
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//
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// This file is part of MinIO Object Storage stack
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package cmd
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import (
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"context"
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"fmt"
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"net/url"
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"runtime"
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"sort"
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"time"
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"github.com/minio/dperf/pkg/dperf"
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"github.com/minio/madmin-go/v3"
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"github.com/minio/minio/internal/auth"
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xioutil "github.com/minio/minio/internal/ioutil"
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)
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const speedTest = "speedtest"
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type speedTestOpts struct {
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objectSize int
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concurrencyStart int
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concurrency int
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duration time.Duration
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autotune bool
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storageClass string
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bucketName string
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enableSha256 bool
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enableMultipart bool
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creds auth.Credentials
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}
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// Get the max throughput and iops numbers.
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func objectSpeedTest(ctx context.Context, opts speedTestOpts) chan madmin.SpeedTestResult {
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ch := make(chan madmin.SpeedTestResult, 1)
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go func() {
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defer xioutil.SafeClose(ch)
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concurrency := opts.concurrencyStart
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if opts.autotune {
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// if we have less drives than concurrency then choose
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// only the concurrency to be number of drives to start
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// with - since default '32' might be big and may not
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// complete in total time of 10s.
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if globalEndpoints.NEndpoints() < concurrency {
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concurrency = globalEndpoints.NEndpoints()
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}
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// Check if we have local disks per pool less than
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// the concurrency make sure we choose only the "start"
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// concurrency to be equal to the lowest number of
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// local disks per server.
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for _, localDiskCount := range globalEndpoints.NLocalDisksPathsPerPool() {
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if localDiskCount < concurrency {
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concurrency = localDiskCount
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}
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}
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// Any concurrency less than '4' just stick to '4' concurrent
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// operations for now to begin with.
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if concurrency < 4 {
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concurrency = 4
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}
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// if GOMAXPROCS is set to a lower value then choose to use
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// concurrency == GOMAXPROCS instead.
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if runtime.GOMAXPROCS(0) < concurrency {
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concurrency = runtime.GOMAXPROCS(0)
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}
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}
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throughputHighestGet := uint64(0)
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throughputHighestPut := uint64(0)
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var throughputHighestResults []SpeedTestResult
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sendResult := func() {
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var result madmin.SpeedTestResult
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durationSecs := opts.duration.Seconds()
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result.GETStats.ThroughputPerSec = throughputHighestGet / uint64(durationSecs)
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result.GETStats.ObjectsPerSec = throughputHighestGet / uint64(opts.objectSize) / uint64(durationSecs)
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result.PUTStats.ThroughputPerSec = throughputHighestPut / uint64(durationSecs)
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result.PUTStats.ObjectsPerSec = throughputHighestPut / uint64(opts.objectSize) / uint64(durationSecs)
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var totalUploadTimes madmin.TimeDurations
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var totalDownloadTimes madmin.TimeDurations
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var totalDownloadTTFB madmin.TimeDurations
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for i := 0; i < len(throughputHighestResults); i++ {
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errStr := ""
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if throughputHighestResults[i].Error != "" {
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errStr = throughputHighestResults[i].Error
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}
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// if the default concurrency yields zero results, throw an error.
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if throughputHighestResults[i].Downloads == 0 && opts.concurrencyStart == concurrency {
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errStr = fmt.Sprintf("no results for downloads upon first attempt, concurrency %d and duration %s",
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opts.concurrencyStart, opts.duration)
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}
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// if the default concurrency yields zero results, throw an error.
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if throughputHighestResults[i].Uploads == 0 && opts.concurrencyStart == concurrency {
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errStr = fmt.Sprintf("no results for uploads upon first attempt, concurrency %d and duration %s",
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opts.concurrencyStart, opts.duration)
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}
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result.PUTStats.Servers = append(result.PUTStats.Servers, madmin.SpeedTestStatServer{
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Endpoint: throughputHighestResults[i].Endpoint,
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ThroughputPerSec: throughputHighestResults[i].Uploads / uint64(durationSecs),
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ObjectsPerSec: throughputHighestResults[i].Uploads / uint64(opts.objectSize) / uint64(durationSecs),
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Err: errStr,
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})
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result.GETStats.Servers = append(result.GETStats.Servers, madmin.SpeedTestStatServer{
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Endpoint: throughputHighestResults[i].Endpoint,
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ThroughputPerSec: throughputHighestResults[i].Downloads / uint64(durationSecs),
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ObjectsPerSec: throughputHighestResults[i].Downloads / uint64(opts.objectSize) / uint64(durationSecs),
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Err: errStr,
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})
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totalUploadTimes = append(totalUploadTimes, throughputHighestResults[i].UploadTimes...)
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totalDownloadTimes = append(totalDownloadTimes, throughputHighestResults[i].DownloadTimes...)
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totalDownloadTTFB = append(totalDownloadTTFB, throughputHighestResults[i].DownloadTTFB...)
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}
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result.PUTStats.Response = totalUploadTimes.Measure()
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result.GETStats.Response = totalDownloadTimes.Measure()
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result.GETStats.TTFB = totalDownloadTTFB.Measure()
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result.Size = opts.objectSize
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result.Disks = globalEndpoints.NEndpoints()
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result.Servers = len(globalNotificationSys.peerClients) + 1
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result.Version = Version
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result.Concurrent = concurrency
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select {
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case ch <- result:
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case <-ctx.Done():
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return
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}
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}
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for {
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select {
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case <-ctx.Done():
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// If the client got disconnected stop the speedtest.
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return
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default:
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}
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sopts := speedTestOpts{
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objectSize: opts.objectSize,
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concurrency: concurrency,
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duration: opts.duration,
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storageClass: opts.storageClass,
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bucketName: opts.bucketName,
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enableSha256: opts.enableSha256,
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enableMultipart: opts.enableMultipart,
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creds: opts.creds,
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}
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results := globalNotificationSys.SpeedTest(ctx, sopts)
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sort.Slice(results, func(i, j int) bool {
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return results[i].Endpoint < results[j].Endpoint
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})
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totalPut := uint64(0)
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totalGet := uint64(0)
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for _, result := range results {
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totalPut += result.Uploads
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totalGet += result.Downloads
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}
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if totalGet < throughputHighestGet {
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// Following check is for situations
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// when Writes() scale higher than Reads()
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// - practically speaking this never happens
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// and should never happen - however it has
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// been seen recently due to hardware issues
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// causes Reads() to go slower than Writes().
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//
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// Send such results anyways as this shall
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// expose a problem underneath.
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if totalPut > throughputHighestPut {
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throughputHighestResults = results
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throughputHighestPut = totalPut
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// let the client see lower value as well
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throughputHighestGet = totalGet
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}
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sendResult()
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break
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}
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// We break if we did not see 2.5% growth rate in total GET
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// requests, we have reached our peak at this point.
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doBreak := float64(totalGet-throughputHighestGet)/float64(totalGet) < 0.025
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throughputHighestGet = totalGet
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throughputHighestResults = results
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throughputHighestPut = totalPut
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if doBreak {
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sendResult()
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break
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}
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for _, result := range results {
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if result.Error != "" {
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// Break out on errors.
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sendResult()
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return
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}
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}
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sendResult()
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if !opts.autotune {
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break
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}
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// Try with a higher concurrency to see if we get better throughput
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concurrency += (concurrency + 1) / 2
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}
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}()
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return ch
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}
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func driveSpeedTest(ctx context.Context, opts madmin.DriveSpeedTestOpts) madmin.DriveSpeedTestResult {
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perf := &dperf.DrivePerf{
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Serial: opts.Serial,
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BlockSize: opts.BlockSize,
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FileSize: opts.FileSize,
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}
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localPaths := globalEndpoints.LocalDisksPaths()
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var ignoredPaths []string
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paths := func() (tmpPaths []string) {
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for _, lp := range localPaths {
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if _, err := Lstat(pathJoin(lp, minioMetaBucket, formatConfigFile)); err == nil {
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tmpPaths = append(tmpPaths, pathJoin(lp, minioMetaTmpBucket))
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} else {
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// Use dperf on only formatted drives.
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ignoredPaths = append(ignoredPaths, lp)
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}
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}
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return tmpPaths
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}()
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scheme := "http"
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if globalIsTLS {
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scheme = "https"
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}
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u := &url.URL{
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Scheme: scheme,
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Host: globalLocalNodeName,
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}
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perfs, err := perf.Run(ctx, paths...)
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return madmin.DriveSpeedTestResult{
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Endpoint: u.String(),
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Version: Version,
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DrivePerf: func() (results []madmin.DrivePerf) {
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for idx, r := range perfs {
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result := madmin.DrivePerf{
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Path: localPaths[idx],
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ReadThroughput: r.ReadThroughput,
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WriteThroughput: r.WriteThroughput,
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Error: func() string {
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if r.Error != nil {
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return r.Error.Error()
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}
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return ""
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}(),
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}
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results = append(results, result)
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}
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for _, inp := range ignoredPaths {
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results = append(results, madmin.DrivePerf{
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Path: inp,
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Error: errFaultyDisk.Error(),
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})
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}
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return results
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}(),
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Error: func() string {
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if err != nil {
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return err.Error()
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}
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return ""
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}(),
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}
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}
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