Openstack commands are slow and intermittently fail

Solution Verified - Updated -

Issue

  • OpenStack commands are slow
  • OpenStack commands randomly fail
  • Intermittent stack commands failure
  • OpenStack commands fail sometimes

  • Rabbitmq split brain

  • Messages similar to the following are seen in the OpenStack service logs:

2016-08-24 20:36:14.554 4355 ERROR oslo.messaging._drivers.impl_rabbit [req-cda2ad21-359a-458f-ad03-56318f7a5394 b9cb9382a7a54da99a695767b77583db 16594863c5ce439ca5971c18caf48924] Failed to publish message to topic 'reply_d5d2c6760ee745218f49969d1fd2035f': The exchange reply_d5d2c6760ee745218f49969d1fd2035f to send to reply_d5d2c6760ee745218f49969d1fd2035f still doesn't exist after 60 sec abandonning...

Environment

  • Red Hat OpenStack Platform 8.0

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