On 2014-01-15 11:13, David Kranz wrote: 

> On 01/15/2014 11:56 AM, Steven Dake wrote: 
> 
>> Hi,
>> 
>> Ken'ichi Omichi submitted a change [1] in devstack to change the default log 
>> level to 1 for libvirt. This results in continual spam to /var/log/messages 
>> in my development system, even after exiting devstack. The spam looks like:
>> "
>> Jan 14 08:13:49 bigiron libvirtd: 2014-01-14 15:13:49.334+0000: 1480: debug 
>> : virFileClose:90 : Closed fd 8
>> Jan 14 08:13:49 bigiron libvirtd: 2014-01-14 15:13:49.334+0000: 1480: debug 
>> : virFileClose:90 : Closed fd 9
>> Jan 14 08:13:49 bigiron libvirtd: 2014-01-14 15:13:49.334+0000: 1480: debug 
>> : virFileClose:90 : Closed fd 10
>> Jan 14 08:13:49 bigiron libvirtd: 2014-01-14 15:13:49.334+0000: 1480: debug 
>> : virFileClose:90 : Closed fd 11
>> "
>> in a continual loop
>> 
>> I submitted a change [2] that sets the default to level 2 (info + warnings + 
>> errors) which was -1'ed by Sean Dague. His suggestion was to take the 
>> discussion upstream so consensus around what the default should be can be 
>> made so this doesn't end up getting changed every week.
>> 
>> The core mission of devstack is to provide a development environment for 
>> developers. The fact that it is being used in the gate seems somewhat 
>> ancillary to it's mission, and forcing a default of "spam the system logs 
>> with tons of libvirt messages" seems counter to the core mission of 
>> devstack. As is, without modification devstack makes looking at anything 
>> useful in my system logs impossible without grep -v libvirt and is intrusive 
>> to developer's workstations.
>> 
>> [1] https://review.openstack.org/#/c/63992/ [1]
>> [2] https://review.openstack.org/#/c/66630/ [2]
> Why not just make this a shell variable/localrc option that defaults to the 
> original and have the gate jobs set it to debug?
> 
> -David

+1. It sounds like we want different behavior for developers and the
gate, so having it configurable makes sense to me. 

-Ben 
 

Links:
------
[1] https://review.openstack.org/#/c/63992/
[2] https://review.openstack.org/#/c/66630/
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