https://bugzilla.wikimedia.org/show_bug.cgi?id=35326
Web browser: ---
Bug #: 35326
Summary: File deletion slowness
Product: Wikimedia
Version: unspecified
Platform: All
OS/Version: All
Status: NEW
Severity: major
Priority: Unprioritized
Component: General/Unknown
AssignedTo: [email protected]
ReportedBy: [email protected]
Classification: Unclassified
Mobile Platform: ---
Deletion of file takes ~8 seconds. I got numerous reports about that from
ru.wikipedia and was able to reproduce that on test.wikipedia as well. Please
investigate.
Profiler output (all entries >1%):
<!--
100.00% 7.811909 1 - -total
98.61% 7.702979 1 - MediaWiki::main
96.82% 7.563558 1 - MediaWiki::performRequest
96.66% 7.550731 1 - MediaWiki::performAction
34.97% 2.731953 2 - FileBackendStore::doOperationsInternal
29.91% 2.336342 1 - FileBackendStore::deleteInternal
15.57% 1.216589 1 - FileBackendStore::doClean
13.43% 1.049439 1 - LocalFileDeleteBatch::execute
5.64% 0.440752 1 - AbuseFilterHooks::onArticleDelete
5.63% 0.439517 1 - AbuseFilter::filterAction
5.62% 0.438832 1 - AbuseFilter::checkAllFilters
5.36% 0.418516 3 - LockManager::unlock
3.81% 0.297513 3 - LockManager::lock
3.35% 0.261549 258 - MWMemcached::get
2.23% 0.174238 52 - AbuseFilter::checkConditions
2.22% 0.173525 51 - DatabaseBase::query-master
1.97% 0.153577 11 - Title::getUserPermissionsErrorsInternal
1.95% 0.152442 2 - FileBackendStore::doPrepare
1.75% 0.136925 1 - MediaWiki::finalCleanup
1.70% 0.132838 1 - FileBackendStore::moveInternal
1.68% 0.131577 1 - OutputPage::output
1.52% 0.119060 1 - Output-skin
1.52% 0.118848 1 - SkinTemplate::outputPage
1.51% 0.118343 2 - CentralAuthHooks::onUserGetRights
1.38% 0.108028 46 - AbuseFilterParser::doLevelFunction
1.36% 0.106230 1 - wmfPurgeBackendThumbCache
1.09% 0.085180 5 - User::getEffectiveGroups
1.03% 0.080707 9 - User::load
1.02% 0.079321 1 - FileBackendStore::doSecure
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