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Maniphest T109751

Defer the secondary set() calls (via doWrite in MultiWriteBagOStuff) for parser cache via postsend
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Description

The memcached insert can remain sync so it will be seen next cache get() even if postsend doesn't make it in time for mysql (the secondary cache store).

The SQL part shows up in xenon graphs, and edit time could be reduce a bit by doing this.

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SubjectRepoBranchLines +/-
Support async writes to secondary MultiWriteBagOStuff storesmediawiki/coremaster+107 -15
Customize query in gerrit

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aaron created this task.Aug 20 2015, 7:10 PM
aaron claimed this task.
aaron raised the priority of this task from to Needs Triage.
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aaron added a project: Performance Issue.Aug 20 2015, 7:45 PM
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gerritbot subscribed.Aug 21 2015, 7:10 AM

Change 232899 had a related patch set uploaded (by Aaron Schulz):
[WIP] Support async writes to secondary MultiWriteBagOStuff stores

https://gerrit.wikimedia.org/r/232899

gerritbot added a project: Patch-For-Review.Aug 21 2015, 7:10 AM
gerritbot added a comment.Sep 19 2015, 6:23 PM

Change 232899 merged by jenkins-bot:
Support async writes to secondary MultiWriteBagOStuff stores

https://gerrit.wikimedia.org/r/232899

aaron mentioned this in rMWfd8e85fc2d48: Support async writes to secondary MultiWriteBagOStuff stores.Sep 19 2015, 6:23 PM
ReleaseTaggerBot added projects: WMF-deploy-2015-09-22_(1.26wmf24), MW-1.26-release.Sep 19 2015, 7:00 PM
aaron closed this task as Resolved.Sep 25 2015, 5:24 AM
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