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  1. Bug #1399272
  2. Comment #6

Comment 6 for bug 1399272

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Bogdan Dobrelya (bogdando) wrote : Re: Cinder operations finish with 502 error after failover

This bug looks related to the similair issue in Nova project https://bugs.launchpad.net/nova/+bug/1343613, therefore it could be an issue in oslo.db

I believe these log records are a kind of related:
2014-12-04 15:30:53.162 20902 TRACE cinder.service OperationalError: (OperationalError) (1213, 'Deadlock found when trying to get lock; try restarting transaction') None None
2014-12-04T15:30:55.285613+00:00 err: 2014-12-04 15:30:55.277 20902 ERROR oslo.messaging._drivers.impl_rabbit [-] Failed to consume message from queue: Socket closed