Re: [openstack-dev] [nova][libvirt] Logging interactions of libvirt + QEMU in Nova

2015-02-04 Thread Kashyap Chamarthy
On Wed, Feb 04, 2015 at 11:15:18AM -0500, Davanum Srinivas wrote: > Daniel, Kashyap, > > One question that came up on IRC was, how/where to configure say a > directory where core dumps from qemu would end up. Sean was seeing a > scenario where he noticed a core dump from qemu in dmesg/syslog If

Re: [openstack-dev] [nova][libvirt] Logging interactions of libvirt + QEMU in Nova

2015-02-04 Thread Davanum Srinivas
Aha, thanks Daniel. On Wed, Feb 4, 2015 at 12:01 PM, Daniel P. Berrange wrote: > On Wed, Feb 04, 2015 at 11:57:56AM -0500, Davanum Srinivas wrote: >> Daniel, >> >> The last tip on this page possibly? >> http://wiki.stoney-cloud.org/wiki/Debugging_Qemu > > Note that "tip" is not merely affecting Q

Re: [openstack-dev] [nova][libvirt] Logging interactions of libvirt + QEMU in Nova

2015-02-04 Thread Daniel P. Berrange
On Wed, Feb 04, 2015 at 11:57:56AM -0500, Davanum Srinivas wrote: > Daniel, > > The last tip on this page possibly? > http://wiki.stoney-cloud.org/wiki/Debugging_Qemu Note that "tip" is not merely affecting QEMU processes - the recommended change is affecting core dumps for everything on the enti

Re: [openstack-dev] [nova][libvirt] Logging interactions of libvirt + QEMU in Nova

2015-02-04 Thread Davanum Srinivas
Daniel, The last tip on this page possibly? http://wiki.stoney-cloud.org/wiki/Debugging_Qemu -- dims On Wed, Feb 4, 2015 at 11:18 AM, Daniel P. Berrange wrote: > On Wed, Feb 04, 2015 at 11:15:18AM -0500, Davanum Srinivas wrote: >> Daniel, Kashyap, >> >> One question that came up on IRC was, how

Re: [openstack-dev] [nova][libvirt] Logging interactions of libvirt + QEMU in Nova

2015-02-04 Thread Daniel P. Berrange
On Wed, Feb 04, 2015 at 11:15:18AM -0500, Davanum Srinivas wrote: > Daniel, Kashyap, > > One question that came up on IRC was, how/where to configure say a > directory where core dumps from qemu would end up. Sean was seeing a > scenario where he noticed a core dump from qemu in dmesg/syslog and >

Re: [openstack-dev] [nova][libvirt] Logging interactions of libvirt + QEMU in Nova

2015-02-04 Thread Davanum Srinivas
Daniel, Kashyap, One question that came up on IRC was, how/where to configure say a directory where core dumps from qemu would end up. Sean was seeing a scenario where he noticed a core dump from qemu in dmesg/syslog and was wondering how to specify a directory to capture a core dump if/when it oc

Re: [openstack-dev] [nova][libvirt] Logging interactions of libvirt + QEMU in Nova

2015-02-04 Thread Kashyap Chamarthy
On Wed, Feb 04, 2015 at 10:27:34AM +, 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. > > >

Re: [openstack-dev] [nova][libvirt] Logging interactions of libvirt + QEMU in Nova

2015-02-04 Thread Daniel P. Berrange
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

[openstack-dev] [nova][libvirt] Logging interactions of libvirt + QEMU in Nova

2015-02-04 Thread Kashyap Chamarthy
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 be