> On 7 Oct 2016, at 14:42, Nir Soffer <[email protected]> wrote: > > On Wed, Oct 5, 2016 at 1:33 PM, Simone Tiraboschi <[email protected] > <mailto:[email protected]>> wrote: > > > On Wed, Oct 5, 2016 at 10:34 AM, Nir Soffer <[email protected] > <mailto:[email protected]>> wrote: > On Wed, Oct 5, 2016 at 10:24 AM, Simone Tiraboschi <[email protected] > <mailto:[email protected]>> wrote: > > > On Wed, Oct 5, 2016 at 9:17 AM, gregor <[email protected] > <mailto:[email protected]>> 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 > [email protected] > http://lists.ovirt.org/mailman/listinfo/users
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