During connectivity issues in production, [[ https://logstash.wikimedia.org/goto/59664803cd3f9d53cd22878bb0aa8f9d | these logs ]] are generated [[ https://grafana.wikimedia.org/d/VCK8-FpZz/cwhite-logstash?orgId=1&from=1719090614320&to=1719126642119 | at incredible volumes ]].
June 22 2024 22:00 UTC to June 23 2024 05:30 UTC for `message:"found writes pending"`
| Count | Normalized message
|--|--
| 18,375,432 | Wikimedia\Rdbms\LoadBalancer::runPrimaryTransactionIdleCallbacks: found writes pending ().
| 11,027,272 | Wikimedia\Rdbms\LoadBalancer::runPrimaryTransactionIdleCallbacks: found writes pending (MediaWiki\Deferred\LinksUpdate\LinksUpdate::acquirePageLock).
| 5,145,993 | Wikimedia\Rdbms\LoadBalancer::runPrimaryTransactionIdleCallbacks: found writes pending (CategoryMembershipChangeJob::run).
| 2,841,780 | Wikimedia\Rdbms\LoadBalancer::runPrimaryTransactionIdleCallbacks: found writes pending (MediaWiki\Linter\Database::setForPage).
| 2,167,911 | Wikimedia\Rdbms\LoadBalancer::runPrimaryTransactionIdleCallbacks: found writes pending (MediaWiki\Deferred\LinksUpdate\LinksUpdate::updateLinksTimestamp, MediaWiki\Deferred\LinksUpdate\LinksUpdate::acquirePageLock, MediaWiki\Deferred\LinksUpdate\LinksUpdate
| ... | ...