Allowed memory size of 698351616 bytes exhausted (tried to allocate 79691784 bytes) #0 [internal function]: unknown() #1 /srv/mediawiki/php-1.36.0-wmf.10/includes/libs/rdbms/database/DatabaseMysqli.php(46): mysqli->query() #2 /srv/mediawiki/php-1.36.0-wmf.10/includes/libs/rdbms/database/Database.php(1376): Wikimedia\Rdbms\DatabaseMysqli->doQuery() #3 /srv/mediawiki/php-1.36.0-wmf.10/includes/libs/rdbms/database/Database.php(1294): Wikimedia\Rdbms\Database->executeQueryAttempt() #4 /srv/mediawiki/php-1.36.0-wmf.10/includes/libs/rdbms/database/Database.php(1223): Wikimedia\Rdbms\Database->executeQuery() #5 /srv/mediawiki/php-1.36.0-wmf.10/includes/libs/rdbms/database/Database.php(1907): Wikimedia\Rdbms\Database->query() #6 /srv/mediawiki/php-1.36.0-wmf.10/extensions/GrowthExperiments/includes/NewcomerTasks/TemplateFilter.php(134): Wikimedia\Rdbms\Database->select() #7 /srv/mediawiki/php-1.36.0-wmf.10/extensions/GrowthExperiments/includes/NewcomerTasks/TemplateFilter.php(57): GrowthExperiments\NewcomerTasks\TemplateFilter->buildResultsMap() #8 /srv/mediawiki/php-1.36.0-wmf.10/extensions/GrowthExperiments/includes/NewcomerTasks/TaskSuggester/CacheDecorator.php(75): GrowthExperiments\NewcomerTasks\TemplateFilter->filter() #9 /srv/mediawiki/php-1.36.0-wmf.10/includes/libs/objectcache/wancache/WANObjectCache.php(1533): GrowthExperiments\NewcomerTasks\TaskSuggester\CacheDecorator->GrowthExperiments\NewcomerTasks\TaskSuggester\{closure}() #10 /srv/mediawiki/php-1.36.0-wmf.10/includes/libs/objectcache/wancache/WANObjectCache.php(1376): WANObjectCache->fetchOrRegenerate() #11 /srv/mediawiki/php-1.36.0-wmf.10/extensions/GrowthExperiments/includes/NewcomerTasks/TaskSuggester/CacheDecorator.php(99): WANObjectCache->getWithSetCallback() #12 /srv/mediawiki/php-1.36.0-wmf.10/extensions/GrowthExperiments/includes/HomepageModules/SuggestedEdits.php(316): GrowthExperiments\NewcomerTasks\TaskSuggester\CacheDecorator->suggest() #13 /srv/mediawiki/php-1.36.0-wmf.10/extensions/GrowthExperiments/includes/HomepageModules/SuggestedEdits.php(245): GrowthExperiments\HomepageModules\SuggestedEdits->getTaskSet() #14 /srv/mediawiki/php-1.36.0-wmf.10/extensions/GrowthExperiments/includes/Specials/SpecialHomepage.php(376): GrowthExperiments\HomepageModules\SuggestedEdits->getJsData() #15 /srv/mediawiki/php-1.36.0-wmf.10/extensions/GrowthExperiments/includes/Specials/SpecialHomepage.php(165): GrowthExperiments\Specials\SpecialHomepage->outputJsData() #16 /srv/mediawiki/php-1.36.0-wmf.10/includes/specialpage/SpecialPage.php(600): GrowthExperiments\Specials\SpecialHomepage->execute() #17 /srv/mediawiki/php-1.36.0-wmf.10/includes/specialpage/SpecialPageFactory.php(692): SpecialPage->run() #18 /srv/mediawiki/php-1.36.0-wmf.10/includes/MediaWiki.php(307): MediaWiki\SpecialPage\SpecialPageFactory->executePath() #19 /srv/mediawiki/php-1.36.0-wmf.10/includes/MediaWiki.php(940): MediaWiki->performRequest() #20 /srv/mediawiki/php-1.36.0-wmf.10/includes/MediaWiki.php(543): MediaWiki->main() #21 /srv/mediawiki/php-1.36.0-wmf.10/index.php(53): MediaWiki->run() #22 /srv/mediawiki/php-1.36.0-wmf.10/index.php(46): wfIndexMain() #23 /srv/mediawiki/w/index.php(3): require()
Something like 10-20 errors per hour (which given the usage of Special:Homepage seems fairly large), started with the last train, presumably related to rEGREde203e8d36e9: Add TemplateFilter for validating TaskSet.