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High frequency of master queries on GET requests due to Flow
Closed, DuplicatePublic

Description

2015-04-06 07:00:49 mw1256 frwiki: Expectation (masterConns <= 0) by MediaWiki::main not met:
[connect to 10.64.16.18 (flowdb)]
TransactionProfiler.php line 254 calls wfBacktrace()
TransactionProfiler.php line 112 calls TransactionProfiler->reportExpectationViolated()
LoadBalancer.php line 517 calls TransactionProfiler->recordConnection()
DbFactory.php line 55 calls LoadBalancer->getConnection()
BasicDbStorage.php line 138 calls Flow\DbFactory->getDB()
BasicDbStorage.php line 160 calls Flow\Data\Storage\BasicDbStorage->find()
BasicDbStorage.php line 169 calls Flow\Data\Storage\BasicDbStorage->fallbackFindMulti()
FeatureIndex.php line 596 calls Flow\Data\Storage\BasicDbStorage->findMulti()
FeatureIndex.php line 396 calls Flow\Data\Index\FeatureIndex->backingStoreFindMulti()
ObjectLocator.php line 80 calls Flow\Data\Index\FeatureIndex->findMulti()
ObjectLocator.php line 55 calls Flow\Data\ObjectLocator->findMulti()

  • line - calls Flow\Data\ObjectLocator->find()

ManagerGroup.php line 129 calls call_user_func_array()
ManagerGroup.php line 141 calls Flow\Data\ManagerGroup->call()
ReferenceClarifier.php line 112 calls Flow\Data\ManagerGroup->find()
ReferenceClarifier.php line 70 calls Flow\ReferenceClarifier->loadReferencesForPage()
ReferenceClarifier.php line 25 calls Flow\ReferenceClarifier->getWikiReferences()
Hooks.php line 891 calls Flow\ReferenceClarifier->getWhatLinksHereProps()
Hooks.php line 209 calls FlowHooks::onWhatLinksHereProps()
SpecialWhatlinkshere.php line 347 calls Hooks::run()
SpecialWhatlinkshere.php line 290 calls SpecialWhatLinksHere->listItem()
SpecialWhatlinkshere.php line 93 calls SpecialWhatLinksHere->showIndirectLinks()
SpecialPage.php line 384 calls SpecialWhatLinksHere->execute()
SpecialPageFactory.php line 581 calls SpecialPage->run()
MediaWiki.php line 268 calls SpecialPageFactory::executePath()
MediaWiki.php line 571 calls MediaWiki->performRequest()
MediaWiki.php line 422 calls MediaWiki->main()
index.php line 46 calls MediaWiki->run()
index.php line 3 calls include()