- In 10.6, trx_rseg_t mutex was ported to use latch. As part of this porting profiling of the patch was removed. This patch reenables it given that the said latch continues to occupy the top slots in the contention list
When I applied the said patch and enabled profiling trx_rseg_latch_key was 2nd hottest instrument from the InnoDB SE perspective.
| wait/synch/cond/threadpool/worker_cond |
46351983.3024 |
167603 |
| wait/synch/mutex/innodb/log_sys_mutex |
8716632.1922 |
122968738 |
| wait/synch/cond/mysys/COND_timer |
1516437.4227 |
5397 |
| wait/synch/cond/threadpool/timer_cond |
1515688.2689 |
3025 |
| wait/synch/cond/aria/SERVICE_THREAD_CONTROL::COND_control |
1501997.0416 |
50 |
| wait/synch/rwlock/innodb/trx_rseg_latch_key |
342616.7699 |
98834024 |
| Transition |
Time In Source Status |
Execution Times |
|
Open |
|
In Progress |
|
2h 15m
|
1
|
|
In Progress |
|
Closed |
|
1h 39m
|
1
|
{"report":{"fcp":686.2000000476837,"ttfb":192.39999997615814,"pageVisibility":"visible","entityId":108324,"key":"jira.project.issue.view-issue","isInitial":true,"threshold":1000,"elementTimings":{},"userDeviceMemory":8,"userDeviceProcessors":64,"apdex":1,"journeyId":"c8f39040-6a87-4e98-b54a-c7f44d1aa835","navigationType":0,"readyForUser":756.8999999761581,"redirectCount":0,"resourceLoadedEnd":714.3999999761581,"resourceLoadedStart":197.60000002384186,"resourceTiming":[{"duration":6.600000023841858,"initiatorType":"link","name":"https://jira.mariadb.org/s/2c21342762a6a02add1c328bed317ffd-CDN/lu2bu7/820016/12ta74/0a8bac35585be7fc6c9cc5a0464cd4cf/_/download/contextbatch/css/_super/batch.css","startTime":197.60000002384186,"connectEnd":0,"connectStart":0,"domainLookupEnd":0,"domainLookupStart":0,"fetchStart":197.60000002384186,"redirectEnd":0,"redirectStart":0,"requestStart":0,"responseEnd":204.20000004768372,"responseStart":0,"secureConnectionStart":0},{"duration":6.699999928474426,"initiatorType":"link","name":"https://jira.mariadb.org/s/7ebd35e77e471bc30ff0eba799ebc151-CDN/lu2bu7/820016/12ta74/8679b4946efa1a0bb029a3a22206fb5d/_/download/contextbatch/css/jira.browse.project,project.issue.navigator,jira.view.issue,jira.general,jira.global,atl.general,-_super/batch.css?agile_global_admin_condition=true&jag=true&jira.create.linked.issue=true&slack-enabled=true","startTime":197.80000007152557,"connectEnd":0,"connectStart":0,"domainLookupEnd":0,"domainLookupStart":0,"fetchStart":197.80000007152557,"redirectEnd":0,"redirectStart":0,"requestStart":0,"responseEnd":204.5,"responseStart":0,"secureConnectionStart":0},{"duration":57.10000002384186,"initiatorType":"script","name":"https://jira.mariadb.org/s/fbf975c0cce4b1abf04784eeae9ba1f4-CDN/lu2bu7/820016/12ta74/0a8bac35585be7fc6c9cc5a0464cd4cf/_/download/contextbatch/js/_super/batch.js?locale=en","startTime":198,"connectEnd":198,"connectStart":198,"domainLookupEnd":198,"domainLookupStart":198,"fetchStart":198,"redirectEnd":0,"redirectStart":0,"requestStart":198,"responseEnd":255.10000002384186,"responseStart":255.10000002384186,"secureConnectionStart":198},{"duration":134,"initiatorType":"script","name":"https://jira.mariadb.org/s/099b33461394b8015fc36c0a4b96e19f-CDN/lu2bu7/820016/12ta74/8679b4946efa1a0bb029a3a22206fb5d/_/download/contextbatch/js/jira.browse.project,project.issue.navigator,jira.view.issue,jira.general,jira.global,atl.general,-_super/batch.js?agile_global_admin_condition=true&jag=true&jira.create.linked.issue=true&locale=en&slack-enabled=true","startTime":198.20000004768372,"connectEnd":198.20000004768372,"connectStart":198.20000004768372,"domainLookupEnd":198.20000004768372,"domainLookupStart":198.20000004768372,"fetchStart":198.20000004768372,"redirectEnd":0,"redirectStart":0,"requestStart":198.20000004768372,"responseEnd":332.2000000476837,"responseStart":332.2000000476837,"secureConnectionStart":198.20000004768372},{"duration":137.10000002384186,"initiatorType":"script","name":"https://jira.mariadb.org/s/94c15bff32baef80f4096a08aceae8bc-CDN/lu2bu7/820016/12ta74/c92c0caa9a024ae85b0ebdbed7fb4bd7/_/download/contextbatch/js/atl.global,-_super/batch.js?locale=en","startTime":198.39999997615814,"connectEnd":198.39999997615814,"connectStart":198.39999997615814,"domainLookupEnd":198.39999997615814,"domainLookupStart":198.39999997615814,"fetchStart":198.39999997615814,"redirectEnd":0,"redirectStart":0,"requestStart":198.39999997615814,"responseEnd":335.5,"responseStart":335.5,"secureConnectionStart":198.39999997615814},{"duration":137.29999995231628,"initiatorType":"script","name":"https://jira.mariadb.org/s/d41d8cd98f00b204e9800998ecf8427e-CDN/lu2bu7/820016/12ta74/1.0/_/download/batch/jira.webresources:calendar-en/jira.webresources:calendar-en.js","startTime":198.60000002384186,"connectEnd":198.60000002384186,"connectStart":198.60000002384186,"domainLookupEnd":198.60000002384186,"domainLookupStart":198.60000002384186,"fetchStart":198.60000002384186,"redirectEnd":0,"redirectStart":0,"requestStart":198.60000002384186,"responseEnd":335.89999997615814,"responseStart":335.89999997615814,"secureConnectionStart":198.60000002384186},{"duration":137.60000002384186,"initiatorType":"script","name":"https://jira.mariadb.org/s/d41d8cd98f00b204e9800998ecf8427e-CDN/lu2bu7/820016/12ta74/1.0/_/download/batch/jira.webresources:calendar-localisation-moment/jira.webresources:calendar-localisation-moment.js","startTime":198.70000004768372,"connectEnd":198.70000004768372,"connectStart":198.70000004768372,"domainLookupEnd":198.70000004768372,"domainLookupStart":198.70000004768372,"fetchStart":198.70000004768372,"redirectEnd":0,"redirectStart":0,"requestStart":198.70000004768372,"responseEnd":336.3000000715256,"responseStart":336.3000000715256,"secureConnectionStart":198.70000004768372},{"duration":192.20000004768372,"initiatorType":"link","name":"https://jira.mariadb.org/s/b04b06a02d1959df322d9cded3aeecc1-CDN/lu2bu7/820016/12ta74/a2ff6aa845ffc9a1d22fe23d9ee791fc/_/download/contextbatch/css/jira.global.look-and-feel,-_super/batch.css","startTime":198.89999997615814,"connectEnd":0,"connectStart":0,"domainLookupEnd":0,"domainLookupStart":0,"fetchStart":198.89999997615814,"redirectEnd":0,"redirectStart":0,"requestStart":0,"responseEnd":391.10000002384186,"responseStart":0,"secureConnectionStart":0},{"duration":137.70000004768372,"initiatorType":"script","name":"https://jira.mariadb.org/rest/api/1.0/shortcuts/820016/47140b6e0a9bc2e4913da06536125810/shortcuts.js?context=issuenavigation&context=issueaction","startTime":199.10000002384186,"connectEnd":199.10000002384186,"connectStart":199.10000002384186,"domainLookupEnd":199.10000002384186,"domainLookupStart":199.10000002384186,"fetchStart":199.10000002384186,"redirectEnd":0,"redirectStart":0,"requestStart":199.10000002384186,"responseEnd":336.8000000715256,"responseStart":336.8000000715256,"secureConnectionStart":199.10000002384186},{"duration":192.10000002384186,"initiatorType":"link","name":"https://jira.mariadb.org/s/3ac36323ba5e4eb0af2aa7ac7211b4bb-CDN/lu2bu7/820016/12ta74/d176f0986478cc64f24226b3d20c140d/_/download/contextbatch/css/com.atlassian.jira.projects.sidebar.init,-_super,-project.issue.navigator,-jira.view.issue/batch.css?jira.create.linked.issue=true","startTime":199.20000004768372,"connectEnd":0,"connectStart":0,"domainLookupEnd":0,"domainLookupStart":0,"fetchStart":199.20000004768372,"redirectEnd":0,"redirectStart":0,"requestStart":0,"responseEnd":391.3000000715256,"responseStart":0,"secureConnectionStart":0},{"duration":138.30000007152557,"initiatorType":"script","name":"https://jira.mariadb.org/s/3339d87fa2538a859872f2df449bf8d0-CDN/lu2bu7/820016/12ta74/d176f0986478cc64f24226b3d20c140d/_/download/contextbatch/js/com.atlassian.jira.projects.sidebar.init,-_super,-project.issue.navigator,-jira.view.issue/batch.js?jira.create.linked.issue=true&locale=en","startTime":199.39999997615814,"connectEnd":199.39999997615814,"connectStart":199.39999997615814,"domainLookupEnd":199.39999997615814,"domainLookupStart":199.39999997615814,"fetchStart":199.39999997615814,"redirectEnd":0,"redirectStart":0,"requestStart":199.39999997615814,"responseEnd":337.7000000476837,"responseStart":337.7000000476837,"secureConnectionStart":199.39999997615814},{"duration":503.1999999284744,"initiatorType":"script","name":"https://jira.mariadb.org/s/d41d8cd98f00b204e9800998ecf8427e-CDN/lu2bu7/820016/12ta74/1.0/_/download/batch/jira.webresources:bigpipe-js/jira.webresources:bigpipe-js.js","startTime":200.30000007152557,"connectEnd":200.30000007152557,"connectStart":200.30000007152557,"domainLookupEnd":200.30000007152557,"domainLookupStart":200.30000007152557,"fetchStart":200.30000007152557,"redirectEnd":0,"redirectStart":0,"requestStart":200.30000007152557,"responseEnd":703.5,"responseStart":703.5,"secureConnectionStart":200.30000007152557},{"duration":514,"initiatorType":"script","name":"https://jira.mariadb.org/s/d41d8cd98f00b204e9800998ecf8427e-CDN/lu2bu7/820016/12ta74/1.0/_/download/batch/jira.webresources:bigpipe-init/jira.webresources:bigpipe-init.js","startTime":200.39999997615814,"connectEnd":200.39999997615814,"connectStart":200.39999997615814,"domainLookupEnd":200.39999997615814,"domainLookupStart":200.39999997615814,"fetchStart":200.39999997615814,"redirectEnd":0,"redirectStart":0,"requestStart":200.39999997615814,"responseEnd":714.3999999761581,"responseStart":714.3999999761581,"secureConnectionStart":200.39999997615814},{"duration":301.7999999523163,"initiatorType":"xmlhttprequest","name":"https://jira.mariadb.org/rest/webResources/1.0/resources","startTime":402.10000002384186,"connectEnd":402.10000002384186,"connectStart":402.10000002384186,"domainLookupEnd":402.10000002384186,"domainLookupStart":402.10000002384186,"fetchStart":402.10000002384186,"redirectEnd":0,"redirectStart":0,"requestStart":402.10000002384186,"responseEnd":703.8999999761581,"responseStart":703.8999999761581,"secureConnectionStart":402.10000002384186},{"duration":161.90000009536743,"initiatorType":"script","name":"https://www.google-analytics.com/analytics.js","startTime":680.3999999761581,"connectEnd":0,"connectStart":0,"domainLookupEnd":0,"domainLookupStart":0,"fetchStart":680.3999999761581,"redirectEnd":0,"redirectStart":0,"requestStart":0,"responseEnd":842.3000000715256,"responseStart":0,"secureConnectionStart":0}],"fetchStart":0,"domainLookupStart":0,"domainLookupEnd":0,"connectStart":0,"connectEnd":0,"requestStart":10,"responseStart":192,"responseEnd":196,"domLoading":196,"domInteractive":869,"domContentLoadedEventStart":869,"domContentLoadedEventEnd":910,"domComplete":1105,"loadEventStart":1105,"loadEventEnd":1105,"userAgent":"Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)","marks":[{"name":"bigPipe.sidebar-id.start","time":849.7000000476837},{"name":"bigPipe.sidebar-id.end","time":850.3000000715256},{"name":"bigPipe.activity-panel-pipe-id.start","time":850.3999999761581},{"name":"bigPipe.activity-panel-pipe-id.end","time":852.5},{"name":"activityTabFullyLoaded","time":925.8000000715256}],"measures":[],"correlationId":"645bb29b35f74","effectiveType":"4g","downlink":10,"rtt":0,"serverDuration":121,"dbReadsTimeInMs":20,"dbConnsTimeInMs":30,"applicationHash":"9d11dbea5f4be3d4cc21f03a88dd11d8c8687422","experiments":[]}}
Bug
Minor
