Open Stack

On 09/14/2016 03:15 PM, Sean Dague wrote:
> I noticed the following issues happening quite often now in the
> opportunistic db tests for nova -
> http://logstash.openstack.org/#dashboard/file/logstash.json?query=message%3A%5C%22sqlalchemy.exc.ResourceClosedError%5C%22
> 
> 
> It looks like some race has been introduced where the various db
> connections are not fully isolated from each other like they used to be.
> The testing magic for this is buried pretty deep in oslo.db.
> 
> Olso.db 4.13.3 did hit the scene about the time this showed up. So I
> think we need to strongly consider blocking it and revisiting these
> issues post newton.
> 
> 	-Sean

Blocking a version of oslo.db just because of your 6th sense tells you
it may have introduce some issues isn't the best way to decide. We need
a better investigation than just this, and find the root cause.

Cheers,

Thomas Goirand (zigo)