Change Details

Actionables: * convert heartbeat tables to innodb to see if that helps with concurrency * increase the number of concurrent threads on the pool of connections * Reimage the API enwiki servers with the latest version of MariaDB and disable query-rewrite All of the above actions have the potential of making the problem worse, not better.

Actionables: * convert heartbeat tables to innodb to see if that helps with concurrency * increase the number of concurrent threads on the pool of connections * Reimage the API enwiki servers with the latest version of MariaDB and disable query-rewrite All of the above actions have the potential of making the problem worse, not better. https://grafana.wikimedia.org/dashboard/db/mysql?panelId=37&fullscreen&var-dc=eqiad%20prometheus%2Fops&var-server=db1065&from=1478800185345&to=1478806077117 Mediawiki logging complains about: "db1065 not replicating" https://logstash.wikimedia.org/goto/9bed049145ba2757e546bea6bc3967b1

Actionables: * convert heartbeat tables to innodb to see if that helps with concurrency * increase the number of concurrent threads on the pool of connections * Reimage the API enwiki servers with the latest version of MariaDB and disable query-rewrite All of the above actions have the potential of making the problem worse, not better. https://grafana.wikimedia.org/dashboard/db/mysql?panelId=37&fullscreen&var-dc=eqiad%20prometheus%2Fops&var-server=db1065&from=1478800185345&to=1478806077117 Mediawiki logging complains about: "db1065 not replicating" https://logstash.wikimedia.org/goto/9bed049145ba2757e546bea6bc3967b1