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Incident documentation/20160505-ChangeProp RESTBase Parsoid

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Revision as of 04:47, 6 May 2016 by imported>BryanDavis
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See phab:T134537.


  • 2016-05-04T15:02:45 first requests to parsoid for oldId 106801025 (from ChangePropagation/WMF)
  • <date change>
  • 2016-05-05T02:16:10 first INFO [HintedHandoff:2] 2016-05-03 02:16:10,523 - Timed out replaying hints to /; aborting (25847 delivered) (on restbase1014)
  • 2016-05-05T02:28 org.apache.cassandra.db.compaction.CompactionTask log events elevated
  • 2016-05-05T02:3X bytes_out and cpu_user start to spike on rb cluster
  • 2016-05-05T02:3X load spikes on parsoid cluster
  • 2016-05-05T02:34:16 first "Retry count exceeded" error in /srv/log/changeprop/main.log (for
  • 2016-05-05T02:38:14 first alert: <icinga-wm> PROBLEM - restbase endpoints health on restbase1013 is CRITICAL: CHECK_NRPE: Socket timeout after 10 seconds.
  • 2016-05-05T03:20:00 (ca.) Ori stops changeprop service
  • 2016-05-05T03:30:00 (ca.) Load on Parsoid and RESTBase drops, service recovers.


See phab:T134537.