Den 18 maj 2016 7:03 em skrev Nicolás <[email protected]>: > > Hi Karli, > > El 18/05/16 a las 16:59, Karli Sjöberg escribió: >> >> >> Den 18 maj 2016 5:49 em skrev Nicolás <[email protected]>: >> > >> > Hi, >> > >> > Probably not an oVirt issue, but maybe someone can help. I've deployed a >> > pretty basic VM (ubuntu 14.04 server, 4GB RAM, 4 CPUs, 15GB storage). >> >> Just spitballing here: 14.04 only? Tried 16.04, or any other OS for that >> matter? For now, it sounds more guest related rather than oVirt. >> >> /K > > > I tried a vanilla centos-7.1 as well and the same happens. I'm of the same > opinion that this is more a guest related issue, it's just I'd like to find > out why this only happens with QXL and not with CIRRUS. > > Thanks.
Very interesting. Are your hosts all of the same architecture(family)? /K > >> > Each time I install an additional desktop environment (Gnome, KDE, >> > whatever...), CPU usage rises to 100% all time to the extreme that >> > interacting with the machine becomes impossible (maybe a mouse movement >> > is propagated 3 minutes later or so...). >> > >> > To debug this, I installed LXDE, which is a lightweight desktop >> > environment based on Xorg. I could see there is an Xorg process >> > consuming one of the CPUs and the machine stops responding as far as the >> > desktop environment goes. I have not changed anything in the >> > configuration file. >> > >> > I could also see this only happens when QXL is chosen as the display >> > driver. When CIRRUS is chosen, everything works smoothly and CPU is >> > ~100% idle. The downside is that we want to use SPICE and CIRRUS won't >> > allow it. >> > >> > Why does this happen? Is this an OS-side driver issue? Any hint how can >> > it be fixed? >> > >> > Thanks. >> > >> > Nicolás >> > _______________________________________________ >> > Users mailing list >> > [email protected] >> > http://lists.ovirt.org/mailman/listinfo/users > >
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