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Von: Michal Skrivanek [michal.skrivanek(a)redhat.com]=0A=
Gesendet: Donnerstag, 22. Mai 2014 13:17=0A=
An: Markus Stockhausen=0A=
Cc: ovirt-users=0A=
Betreff: Re: [ovirt-users] QEMU hangup with SPICE console=0A=
=0A=
On 22 May 2014, at 08:48, Markus Stockhausen wrote:=0A=
=0A=
> Hello,=0A=
>=0A=
>=0A=
> our hypervisor nodes are running on FC19. virt-preview repos is activat=
ed.=0A=
> Windows VMs are using SPICE protocol.=0A=
>=0A=
> From time to time we see hangups of the windows machines. QEMU=0A=
> has 100% CPU and a perf report gives the following output:=0A=
>=0A=
> Samples: 70K of event 'cycles', Event count (approx.): 49527366887=0A=
>=0A=
> 51,76% qemu-system-x86 libspice-server.so.1.8.0 [.] 0x000000000005a6=
e8=0A=
> 41,15% qemu-system-x86 [vdso] [.]
0x00000000000007=
01=0A=
> 2,09% qemu-system-x86 libc-2.17.so [.]
clock_gettime=0A=
> 1,10% qemu-system-x86 libspice-server.so.1.8.0 [.] pthread_self@plt=
=0A=
> 0,60% qemu-system-x86 libpthread-2.17.so [.]
pthread_self=0A=
> 0,53% qemu-system-x86 libspice-server.so.1.8.0 [.] clock_gettime@pl=
t=0A=
> 0,27% qemu-system-x86 qemu-system-x86_64 [.]
0x00000000001d62=
38=0A=
> ...=0A=
>=0A=
> No SPICE client is connected to the VM.=0A=
> Any idea how to isolate the error better?=0A=
=0A=
disable spice i suppose resolve this=0A=
how about qxl drivers? installed or not?=0A=
definitely check on spice and/or qemu list=85=0A=
=0A=
installed spice debuginfo and got more details. Reason seems to be=0A=
this bug:
http://cgit.freedesktop.org/spice/spice/commit/?id=3D4019a8801d7a=
67035749562c0c1f403c24f36b0b=0A=
=0A=
As the CPU consumption is quite nasty I advise anyone who gets similar issu=
es=0A=
on FC19 nodes to jump onto FC20. spice-server 0.12.5 including the bugfix h=
as =0A=
been pushed to the testing repos and should be available the next weeks.=0A=
=0A=
https://admin.fedoraproject.org/updates/FEDORA-2014-6559/spice-0.12.5-2.fc2=
0=0A=
=0A=
Markus=0A=
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