[openstack-dev] [nova][libvirt] Logging interactions of libvirt + QEMU in Nova
Kashyap Chamarthy
kchamart at redhat.com
Wed Feb 4 13:48:18 UTC 2015
On Wed, Feb 04, 2015 at 10:27:34AM +0000, Daniel P. Berrange wrote:
> On Wed, Feb 04, 2015 at 11:23:34AM +0100, Kashyap Chamarthy wrote:
> > Heya,
> >
> > I noticed a ping (but couldn't respond in time) on #openstack-nova IRC
> > about turning on logging in libvirt to capture Nova failures.
> >
> > This was discussed on this list previously by Daniel Berrange, just
> > spelling it out here for reference and completness' sake.
> >
> >
> > (1) To see the interactions between libvirt and QEMU, in
> > /etc/libvirt/libvirtd.conf, have these two config attributes:
> >
> > . . .
> > log_filters="1:libvirt 1:qemu 1:conf 1:security 3:event 3:json 3:file 1:util"
>
> You really want "3:object" in there /before/ 1:util too otherwise you'll
> be spammed with object ref/unref messages
Thanks for this detail.
>
> > log_outputs="1:file:/var/tmp/libvirtd.log"
>
> Use /var/log/libvirt/libvirtd.log instead of /var/tmp
Ah, yeah, it was an incorrect copy/paste.
--
/kashyap
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