> On 7 Oct 2016, at 14:42, Nir Soffer <nsof...@redhat.com> wrote:
> 
> On Wed, Oct 5, 2016 at 1:33 PM, Simone Tiraboschi <stira...@redhat.com 
> <mailto:stira...@redhat.com>> wrote:
> 
> 
> On Wed, Oct 5, 2016 at 10:34 AM, Nir Soffer <nsof...@redhat.com 
> <mailto:nsof...@redhat.com>> wrote:
> On Wed, Oct 5, 2016 at 10:24 AM, Simone Tiraboschi <stira...@redhat.com 
> <mailto:stira...@redhat.com>> wrote:
> 
> 
> On Wed, Oct 5, 2016 at 9:17 AM, gregor <gregor_fo...@catrix.at 
> <mailto:gregor_fo...@catrix.at>> wrote:
> Hi,
> 
> did you found a solution or cause for this high CPU usage?
> I have installed the self hosted engine on another server and there is
> no VM running but ovirt-ha-agent uses heavily the CPU.
> 
> Yes, it's due to the fact that ovirt-ha-agent periodically reconnects over 
> json rpc and this is CPU intensive since the client has to parse the yaml API 
> specification each time it connects.

wasn’t it suppose to be fixed to reuse the connection? Like all the other 
clients (vdsm migration code:-) 
Does schema validation matter then if there would be only one connection at the 
start up?

> 
> Simone, reusing the connection is good idea anyway, but what you describe is 
> a bug in the client library. The library does *not* need to load and parse the
> schema at all for sending requests to vdsm.
> 
> The schema is only needed if you want to verify request parameters,
> or provide online help, these are not needed in a client library.
> 
> Please file an infra bug about it.
> 
> Done, https://bugzilla.redhat.com/show_bug.cgi?id=1381899 
> <https://bugzilla.redhat.com/show_bug.cgi?id=1381899>
> 
> Here is a patch that should eliminate most most of the problem:
> https://gerrit.ovirt.org/65230 <https://gerrit.ovirt.org/65230>
> 
> Would be nice if it can be tested on the system showing this problem.
> 
> Cheers,
> Nir
> _______________________________________________
> Users mailing list
> Users@ovirt.org
> http://lists.ovirt.org/mailman/listinfo/users

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