Comment 6 for bug 1516993

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Roman Podoliaka (rpodolyaka) wrote : Re: nova-* services are marked as down after MySQL failover

Seems to be caused by https://github.com/openstack/nova/commit/3bc171202163a3810fdc9bdb3bad600487625443 , which reduced the scope of exception handled and not included DBError / RemoteError exceptions.