[16:47:51] <groceryheist>	 I can't connect to yarn 
[17:28:17] <elukey>	 groceryheist: I think it happened again :(
[17:29:13] <elukey>	 2018-10-28 11:26:45,938 INFO org.apache.zookeeper.ClientCnxn: Client session timed out, have not heard from server in 11085ms for sessionid 0x50664009c3b1017d, closing so
[17:29:17] <elukey>	 cket connection and attempting reconnect
[17:29:20] <elukey>	 2018-10-28 11:26:45,939 INFO org.apache.hadoop.util.JvmPauseMonitor: Detected pause in JVM or host machine (eg GC): pause of approximately 8072ms
[17:29:23] <elukey>	 No GCs detected
[17:29:34] <elukey>	 yeah same thing
[17:30:21] <elukey>	 !log restart yarn resource manager on an-master1002 to force failover to an-master1001
[17:30:22] <stashbot>	 Logged the message at https://www.mediawiki.org/wiki/Analytics/Server_Admin_Log
[17:31:11] <elukey>	 groceryheist: now it works, thanks a lot for the ping
[17:32:49] <wikibugs>	 10Analytics, 10Analytics-Kanban, 10Patch-For-Review, 10User-Elukey: JVM pauses cause Yarn master to failover - https://phabricator.wikimedia.org/T206943 (10elukey) Happened again today:  ``` 2018-10-28 11:26:45,938 INFO org.apache.zookeeper.ClientCnxn: Client session timed out, have not heard from server i...
[18:00:56] <elukey>	 I can't find a metric that would justify 8s of hanging
[18:01:03] <elukey>	 even the kernel metrics looks fine
[18:02:10] <elukey>	 but it must be surely related to the new hardware
[18:03:55] <groceryheist>	 elukey: thanks!
[18:24:29] <elukey>	 Will investigate more tomorro
[18:24:31] <elukey>	 *tomorro
[18:24:35] <elukey>	 anyhow :)
[20:01:04] <wikibugs>	 10Quarry, 10Google-Code-in-2018: Show execution time in the Recent Queries page - https://phabricator.wikimedia.org/T71264 (10Framawiki)
[20:04:31] <wikibugs>	 10Quarry, 10Google-Code-in-2018: Show execution time in the Recent Queries page - https://phabricator.wikimedia.org/T71264 (10Framawiki)
[20:05:38] <wikibugs>	 10Quarry, 10Google-Code-in-2018: Show execution time in the Recent Queries page - https://phabricator.wikimedia.org/T71264 (10Framawiki) Imported as https://codein.withgoogle.com/tasks/4789965222313984/. I'll mentor this task, with the help of @zhuyifei1999 .
[22:41:37] <wikibugs>	 (03CR) 10Nuria: [C: 031] "I think this a major improvement from original patch." (032 comments) [analytics/wikistats2] - 10https://gerrit.wikimedia.org/r/468964 (https://phabricator.wikimedia.org/T206968) (owner: 10Fdans)
[23:22:50] <wikibugs>	 (03PS1) 10John Erling Blad: Linted README.md [analytics/wikistats2] - 10https://gerrit.wikimedia.org/r/470294
[23:38:12] <wikibugs>	 (03CR) 10Nuria: [V: 032 C: 032] "Thanks for doing changes." [analytics/wikistats2] - 10https://gerrit.wikimedia.org/r/470294 (owner: 10John Erling Blad)
[23:44:59] <wikibugs>	 (03Merged) 10jenkins-bot: Linted README.md [analytics/wikistats2] - 10https://gerrit.wikimedia.org/r/470294 (owner: 10John Erling Blad)