[00:01:06] RECOVERY - Check systemd state on an-launcher1002 is OK: OK - running: The system is fully operational https://wikitech.wikimedia.org/wiki/Monitoring/check_systemd_state [13:09:27] (HiveServerHeapUsage) firing: Hive Server JVM Heap usage is above 80% on an-coord1001:10100 - https://wikitech.wikimedia.org/wiki/Analytics/Systems/Cluster/Hive/Alerts#Hive_Server_Heap_Usage - https://grafana.wikimedia.org/d/000000379/hive?panelId=7&fullscreen&orgId=1&var-instance=an-coord1001:10100 - https://alerts.wikimedia.org/?q=alertname%3DHiveServerHeapUsage [13:49:27] (HiveServerHeapUsage) resolved: Hive Server JVM Heap usage is above 80% on an-coord1001:10100 - https://wikitech.wikimedia.org/wiki/Analytics/Systems/Cluster/Hive/Alerts#Hive_Server_Heap_Usage - https://grafana.wikimedia.org/d/000000379/hive?panelId=7&fullscreen&orgId=1&var-instance=an-coord1001:10100 - https://alerts.wikimedia.org/?q=alertname%3DHiveServerHeapUsage [15:15:40] PROBLEM - MegaRAID on an-worker1084 is CRITICAL: CRITICAL: 13 LD(s) must have write cache policy WriteBack, currently using: WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough https://wikitech.wikimedia.org/wiki/MegaCli%23Monitoring [15:26:16] RECOVERY - MegaRAID on an-worker1084 is OK: OK: optimal, 13 logical, 14 physical, WriteBack policy https://wikitech.wikimedia.org/wiki/MegaCli%23Monitoring [17:06:10] PROBLEM - MegaRAID on an-worker1084 is CRITICAL: CRITICAL: 13 LD(s) must have write cache policy WriteBack, currently using: WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough https://wikitech.wikimedia.org/wiki/MegaCli%23Monitoring [17:37:50] RECOVERY - MegaRAID on an-worker1084 is OK: OK: optimal, 13 logical, 14 physical, WriteBack policy https://wikitech.wikimedia.org/wiki/MegaCli%23Monitoring [18:20:08] PROBLEM - MegaRAID on an-worker1084 is CRITICAL: CRITICAL: 13 LD(s) must have write cache policy WriteBack, currently using: WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough https://wikitech.wikimedia.org/wiki/MegaCli%23Monitoring [18:34:56] PROBLEM - Check systemd state on an-launcher1002 is CRITICAL: CRITICAL - degraded: The following units failed: produce_canary_events.service https://wikitech.wikimedia.org/wiki/Monitoring/check_systemd_state [18:41:18] RECOVERY - MegaRAID on an-worker1084 is OK: OK: optimal, 13 logical, 14 physical, WriteBack policy https://wikitech.wikimedia.org/wiki/MegaCli%23Monitoring [18:45:54] RECOVERY - Check systemd state on an-launcher1002 is OK: OK - running: The system is fully operational https://wikitech.wikimedia.org/wiki/Monitoring/check_systemd_state [19:34:08] PROBLEM - MegaRAID on an-worker1084 is CRITICAL: CRITICAL: 13 LD(s) must have write cache policy WriteBack, currently using: WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough https://wikitech.wikimedia.org/wiki/MegaCli%23Monitoring [19:44:40] RECOVERY - MegaRAID on an-worker1084 is OK: OK: optimal, 13 logical, 14 physical, WriteBack policy https://wikitech.wikimedia.org/wiki/MegaCli%23Monitoring [20:26:54] PROBLEM - MegaRAID on an-worker1084 is CRITICAL: CRITICAL: 13 LD(s) must have write cache policy WriteBack, currently using: WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough https://wikitech.wikimedia.org/wiki/MegaCli%23Monitoring [20:48:04] RECOVERY - MegaRAID on an-worker1084 is OK: OK: optimal, 13 logical, 14 physical, WriteBack policy https://wikitech.wikimedia.org/wiki/MegaCli%23Monitoring [21:19:44] PROBLEM - MegaRAID on an-worker1084 is CRITICAL: CRITICAL: 13 LD(s) must have write cache policy WriteBack, currently using: WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough, WriteThrough https://wikitech.wikimedia.org/wiki/MegaCli%23Monitoring [22:04:34] PROBLEM - Check systemd state on an-launcher1002 is CRITICAL: CRITICAL - degraded: The following units failed: produce_canary_events.service https://wikitech.wikimedia.org/wiki/Monitoring/check_systemd_state [22:15:38] RECOVERY - Check systemd state on an-launcher1002 is OK: OK - running: The system is fully operational https://wikitech.wikimedia.org/wiki/Monitoring/check_systemd_state [23:26:38] RECOVERY - MegaRAID on an-worker1084 is OK: OK: optimal, 13 logical, 14 physical, WriteBack policy https://wikitech.wikimedia.org/wiki/MegaCli%23Monitoring