5.7 finally fixes the 10-yr-old bug#12161 — a.k.a. prepared XA transactions are lost on disconnect. They solved it by introducing a new XA_prepare_log_event. As we'll need to be able to read this event, we can as well merge the whole fix for this bug.
Attachments
Issue Links
duplicates
MDEV-742LP:803649 - Xa recovery failed on client disconnection
Closed
relates to
MDEV-20316InnoDB writes uninitialised tail of XID buffer
Marko Mäkelä
added a comment - We should consider porting a related fix from MySQL 5.7:
BUG#25082593 FOREIGN KEY VALIDATION DOESN'T NEED TO ACQUIRE GAP LOCK IN READ COMMITTED
The issue duplicates an earlier reported MDEV-742. This one is closed in favor to proceed with the work in the latter one.
Andrei Elkin
added a comment - The issue duplicates an earlier reported MDEV-742 . This one is closed in favor to proceed with the work in the latter one.
People
Andrei Elkin
Sergei Golubchik
Votes:
4Vote for this issue
Watchers:
14Start watching this issue
Dates
Created:
Updated:
Resolved:
Git Integration
Error rendering 'com.xiplink.jira.git.jira_git_plugin:git-issue-webpanel'. Please contact your Jira administrators.
{"report":{"fcp":754.5,"ttfb":211.80000019073486,"pageVisibility":"visible","entityId":50830,"key":"jira.project.issue.view-issue","isInitial":true,"threshold":1000,"elementTimings":{},"userDeviceMemory":8,"userDeviceProcessors":64,"apdex":1,"journeyId":"9bb2b2d7-e46a-43c6-8405-0046c371573c","navigationType":0,"readyForUser":808,"redirectCount":0,"resourceLoadedEnd":322.90000009536743,"resourceLoadedStart":222.90000009536743,"resourceTiming":[{"duration":3.5999999046325684,"initiatorType":"link","name":"https://jira.mariadb.org/s/2c21342762a6a02add1c328bed317ffd-CDN/lu2bu7/820016/12ta74/0a8bac35585be7fc6c9cc5a0464cd4cf/_/download/contextbatch/css/_super/batch.css","startTime":222.90000009536743,"connectEnd":0,"connectStart":0,"domainLookupEnd":0,"domainLookupStart":0,"fetchStart":222.90000009536743,"redirectEnd":0,"redirectStart":0,"requestStart":0,"responseEnd":226.5,"responseStart":0,"secureConnectionStart":0},{"duration":3.8999998569488525,"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":223.10000014305115,"connectEnd":0,"connectStart":0,"domainLookupEnd":0,"domainLookupStart":0,"fetchStart":223.10000014305115,"redirectEnd":0,"redirectStart":0,"requestStart":0,"responseEnd":227,"responseStart":0,"secureConnectionStart":0},{"duration":86.29999995231628,"initiatorType":"script","name":"https://jira.mariadb.org/s/fbf975c0cce4b1abf04784eeae9ba1f4-CDN/lu2bu7/820016/12ta74/0a8bac35585be7fc6c9cc5a0464cd4cf/_/download/contextbatch/js/_super/batch.js?locale=en","startTime":223.30000019073486,"connectEnd":223.30000019073486,"connectStart":223.30000019073486,"domainLookupEnd":223.30000019073486,"domainLookupStart":223.30000019073486,"fetchStart":223.30000019073486,"redirectEnd":0,"redirectStart":0,"requestStart":231.60000014305115,"responseEnd":309.60000014305115,"responseStart":242.60000014305115,"secureConnectionStart":223.30000019073486},{"duration":99.20000004768372,"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":223.70000004768372,"connectEnd":223.70000004768372,"connectStart":223.70000004768372,"domainLookupEnd":223.70000004768372,"domainLookupStart":223.70000004768372,"fetchStart":223.70000004768372,"redirectEnd":0,"redirectStart":0,"requestStart":232.70000004768372,"responseEnd":322.90000009536743,"responseStart":261,"secureConnectionStart":223.70000004768372},{"duration":38.59999990463257,"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":223.80000019073486,"connectEnd":223.80000019073486,"connectStart":223.80000019073486,"domainLookupEnd":223.80000019073486,"domainLookupStart":223.80000019073486,"fetchStart":223.80000019073486,"redirectEnd":0,"redirectStart":0,"requestStart":233.5,"responseEnd":262.40000009536743,"responseStart":261.90000009536743,"secureConnectionStart":223.80000019073486},{"duration":67.09999990463257,"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":223.90000009536743,"connectEnd":223.90000009536743,"connectStart":223.90000009536743,"domainLookupEnd":223.90000009536743,"domainLookupStart":223.90000009536743,"fetchStart":223.90000009536743,"redirectEnd":0,"redirectStart":0,"requestStart":240.30000019073486,"responseEnd":291,"responseStart":290.40000009536743,"secureConnectionStart":223.90000009536743},{"duration":29.200000047683716,"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":224,"connectEnd":241.70000004768372,"connectStart":241.70000004768372,"domainLookupEnd":241.70000004768372,"domainLookupStart":241.70000004768372,"fetchStart":224,"redirectEnd":0,"redirectStart":0,"requestStart":242,"responseEnd":253.20000004768372,"responseStart":252.30000019073486,"secureConnectionStart":241.70000004768372},{"duration":16.5,"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":224.20000004768372,"connectEnd":0,"connectStart":0,"domainLookupEnd":0,"domainLookupStart":0,"fetchStart":224.20000004768372,"redirectEnd":0,"redirectStart":0,"requestStart":0,"responseEnd":240.70000004768372,"responseStart":0,"secureConnectionStart":0},{"duration":30.199999809265137,"initiatorType":"script","name":"https://jira.mariadb.org/rest/api/1.0/shortcuts/820016/47140b6e0a9bc2e4913da06536125810/shortcuts.js?context=issuenavigation&context=issueaction","startTime":224.30000019073486,"connectEnd":224.30000019073486,"connectStart":224.30000019073486,"domainLookupEnd":224.30000019073486,"domainLookupStart":224.30000019073486,"fetchStart":224.30000019073486,"redirectEnd":0,"redirectStart":0,"requestStart":243.70000004768372,"responseEnd":254.5,"responseStart":254,"secureConnectionStart":224.30000019073486},{"duration":18.799999952316284,"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":224.40000009536743,"connectEnd":0,"connectStart":0,"domainLookupEnd":0,"domainLookupStart":0,"fetchStart":224.40000009536743,"redirectEnd":0,"redirectStart":0,"requestStart":0,"responseEnd":243.20000004768372,"responseStart":0,"secureConnectionStart":0},{"duration":40.700000047683716,"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":224.40000009536743,"connectEnd":224.40000009536743,"connectStart":224.40000009536743,"domainLookupEnd":224.40000009536743,"domainLookupStart":224.40000009536743,"fetchStart":224.40000009536743,"redirectEnd":0,"redirectStart":0,"requestStart":250.10000014305115,"responseEnd":265.10000014305115,"responseStart":260.40000009536743,"secureConnectionStart":224.40000009536743},{"duration":59.09999990463257,"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":229.10000014305115,"connectEnd":229.10000014305115,"connectStart":229.10000014305115,"domainLookupEnd":229.10000014305115,"domainLookupStart":229.10000014305115,"fetchStart":229.10000014305115,"redirectEnd":0,"redirectStart":0,"requestStart":273.90000009536743,"responseEnd":288.2000000476837,"responseStart":286.80000019073486,"secureConnectionStart":229.10000014305115},{"duration":51,"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":236.70000004768372,"connectEnd":236.70000004768372,"connectStart":236.70000004768372,"domainLookupEnd":236.70000004768372,"domainLookupStart":236.70000004768372,"fetchStart":236.70000004768372,"redirectEnd":0,"redirectStart":0,"requestStart":274.30000019073486,"responseEnd":287.7000000476837,"responseStart":286.2000000476837,"secureConnectionStart":236.70000004768372},{"duration":177.10000014305115,"initiatorType":"xmlhttprequest","name":"https://jira.mariadb.org/rest/webResources/1.0/resources","startTime":517.2000000476837,"connectEnd":517.2000000476837,"connectStart":517.2000000476837,"domainLookupEnd":517.2000000476837,"domainLookupStart":517.2000000476837,"fetchStart":517.2000000476837,"redirectEnd":0,"redirectStart":0,"requestStart":660.5,"responseEnd":694.3000001907349,"responseStart":693.6000001430511,"secureConnectionStart":517.2000000476837},{"duration":95.39999985694885,"initiatorType":"script","name":"https://www.google-analytics.com/analytics.js","startTime":728.3000001907349,"connectEnd":0,"connectStart":0,"domainLookupEnd":0,"domainLookupStart":0,"fetchStart":728.3000001907349,"redirectEnd":0,"redirectStart":0,"requestStart":0,"responseEnd":823.7000000476837,"responseStart":0,"secureConnectionStart":0},{"duration":167,"initiatorType":"xmlhttprequest","name":"https://jira.mariadb.org/rest/webResources/1.0/resources","startTime":746.3000001907349,"connectEnd":746.3000001907349,"connectStart":746.3000001907349,"domainLookupEnd":746.3000001907349,"domainLookupStart":746.3000001907349,"fetchStart":746.3000001907349,"redirectEnd":0,"redirectStart":0,"requestStart":880.1000001430511,"responseEnd":913.3000001907349,"responseStart":912.8000001907349,"secureConnectionStart":746.3000001907349}],"fetchStart":0,"domainLookupStart":0,"domainLookupEnd":0,"connectStart":0,"connectEnd":0,"requestStart":77,"responseStart":212,"responseEnd":237,"domLoading":215,"domInteractive":868,"domContentLoadedEventStart":869,"domContentLoadedEventEnd":902,"domComplete":1189,"loadEventStart":1189,"loadEventEnd":1189,"userAgent":"Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)","marks":[{"name":"bigPipe.sidebar-id.start","time":839.6000001430511},{"name":"bigPipe.sidebar-id.end","time":840.5},{"name":"bigPipe.activity-panel-pipe-id.start","time":840.7000000476837},{"name":"bigPipe.activity-panel-pipe-id.end","time":842.2000000476837},{"name":"activityTabFullyLoaded","time":917.2000000476837}],"measures":[],"correlationId":"653d987208ef5d","effectiveType":"4g","downlink":9.4,"rtt":0,"serverDuration":82,"dbReadsTimeInMs":14,"dbConnsTimeInMs":21,"applicationHash":"9d11dbea5f4be3d4cc21f03a88dd11d8c8687422","experiments":[]}}
Task
Major
MDEV-20316 InnoDB writes uninitialised tail of XID buffer
patch update #2
http://lists.askmonty.org/pipermail/commits/2019-February/013454.html