It's production ready, RedHat offers a commercial support on it. Just keep in mind that it's owned by Redhat ;)
On Tue, Jul 10, 2012 at 12:24 PM, Leander Bessa Beernaert < [email protected]> wrote: > Is GlusterFS be more viable for a production environment? > > > On Tue, Jul 10, 2012 at 11:17 AM, Sébastien Han > <[email protected]>wrote: > >> Great! >> >> The last time I ran the live-migration, it was with GlusterFS and CephFS >> and I didn't changed any permissions in libvirt. I did the live-migration >> with NFS once but it was in Diablo (horrible), I don't really remember my >> setup. Maybe you should consider to try GlusterFS. >> >> >> On Tue, Jul 10, 2012 at 12:07 PM, Leander Bessa Beernaert < >> [email protected]> wrote: >> >>> That did! Thanks :) >>> >>> Do you by change have any pointer on getting the live-migration to work >>> without running libvirt under root? >>> >>> >>> On Tue, Jul 10, 2012 at 10:55 AM, Sébastien Han <[email protected] >>> > wrote: >>> >>>> Change the vncserver_listen to 0.0.0.0 and re-try the live-migration, >>>> you should get better results :) >>>> >>>> >>>> >>>> On Tue, Jul 10, 2012 at 11:52 AM, Leander Bessa Beernaert < >>>> [email protected]> wrote: >>>> >>>>> If i don't run libvirt with root, it can't write to the shared folder. >>>>> It's the only way i've been able to get this to work. :S >>>>> >>>>> Below follows the configuration of one of the compute nodes. 10.0.1.1 >>>>> is the controller and 10.0.1.2 is the compute node. >>>>> >>>>> novncproxy_base_url=http://10.0.1.1:6080/vnc_auto.html >>>>>> xvpvncproxy_base_url=http://10.0.1.1:6081/console >>>>>> vncserver_proxyclient_address=10.0.1.2 >>>>>> vncserver_listen=10.0.1.2 >>>>> >>>>> >>>>> On Tue, Jul 10, 2012 at 10:49 AM, Sébastien Han < >>>>> [email protected]> wrote: >>>>> >>>>>> I forgot to ask, did you enable the vnc console? >>>>>> >>>>>> If so, with which parameters? >>>>>> >>>>>> >>>>>> On Tue, Jul 10, 2012 at 11:48 AM, Sébastien Han < >>>>>> [email protected]> wrote: >>>>>> >>>>>>> Hi! >>>>>>> >>>>>>> Usually you get: >>>>>>> >>>>>>> 2012-07-09 13:58:27.179+0000: 10227: warning : >>>>>>>> qemuDomainObjTaint:1134 : Domain id=2 name='instance-00000002' >>>>>>>> uuid=57aca8a6-d062-4a08-8d87-e4d11d259ac7 is tainted: high-privileges >>>>>>> >>>>>>> >>>>>>> when you change permission in libvirt (root I presumed) which is not >>>>>>> necessary. >>>>>>> >>>>>>> 2012-07-10 09:26:02.244+0000: 10229: error : virExecWithHook:328 : >>>>>>>> Cannot find 'pm-is-supported' in path: No such file or directory >>>>>>> >>>>>>> >>>>>>> This error is harmless and can be easily solved by installing the >>>>>>> following package: >>>>>>> >>>>>>> sudo apt-get install pm-utils -y >>>>>>> >>>>>>> >>>>>>> Do you have something in the nova-scheduler logs? >>>>>>> >>>>>>> Cheers! >>>>>>> >>>>>>> On Tue, Jul 10, 2012 at 11:29 AM, Leander Bessa Beernaert < >>>>>>> [email protected]> wrote: >>>>>>> >>>>>>>> Well i've checked the libvirt logs on both nodes and i found these >>>>>>>> two lines: >>>>>>>> >>>>>>>> 2012-07-09 13:58:27.179+0000: 10227: warning : >>>>>>>>> qemuDomainObjTaint:1134 : Domain id=2 name='instance-00000002' >>>>>>>>> uuid=57aca8a6-d062-4a08-8d87-e4d11d259ac7 is tainted: high-privileges >>>>>>>>> 2012-07-09 13:58:27.736+0000: 10226: error : qemuMonitorIORead:513 >>>>>>>>> : Unable to read from monitor: Connection reset by peer >>>>>>>> >>>>>>>> >>>>>>>> The log is alos filled with the message below, it gets repeated >>>>>>>> over and over and over. >>>>>>>> >>>>>>>> 2012-07-10 09:26:02.244+0000: 10229: error : virExecWithHook:328 : >>>>>>>>> Cannot find 'pm-is-supported' in path: No such file or directory >>>>>>>>> 2012-07-10 09:26:02.244+0000: 10229: warning : qemuCapsInit:856 : >>>>>>>>> Failed to get host power management capabilities >>>>>>>> >>>>>>>> >>>>>>>> On Tue, Jul 10, 2012 at 8:16 AM, Razique Mahroua < >>>>>>>> [email protected]> wrote: >>>>>>>> >>>>>>>>> Hi Leander, >>>>>>>>> try to check libvirtd.log files, >>>>>>>>> is the instance still running on the first node while you are >>>>>>>>> lauching the migration process ? >>>>>>>>> >>>>>>>>> Razique >>>>>>>>> *Nuage & Co - Razique Mahroua** * >>>>>>>>> [email protected] >>>>>>>>> >>>>>>>>> >>>>>>>>> Le 9 juil. 2012 à 16:09, Leander Bessa Beernaert a écrit : >>>>>>>>> >>>>>>>>> Ok, so i've updated to the test packages from >>>>>>>>> >>>>>>>>> The migration still fails, but i see no errors in the logs. I'm >>>>>>>>> trying to migrate a VM with the m1.tiny flavor from one machine to >>>>>>>>> another. >>>>>>>>> Their hardware are identical and they have more than enough resources >>>>>>>>> to >>>>>>>>> support the m1.tiny flavor: >>>>>>>>> >>>>>>>>> cloud35 (total) 4 3867 186 >>>>>>>>>> cloud35 (used_now) 0 312 5 >>>>>>>>>> cloud35 (used_max) 0 0 0 >>>>>>>>> >>>>>>>>> >>>>>>>>> These are the logs from the origin compute node: >>>>>>>>> http://paste.openstack.org/show/19319/ and the destination >>>>>>>>> compute node: http://paste.openstack.org/show/19318/ . The >>>>>>>>> scheduler's log has no visible errors or stack traces. >>>>>>>>> >>>>>>>>> I'm still using nfsv4. >>>>>>>>> >>>>>>>>> Any ideas? >>>>>>>>> >>>>>>>>> >>>>>>>>> On Fri, Jul 6, 2012 at 7:57 PM, Leander Bessa Beernaert < >>>>>>>>> [email protected]> wrote: >>>>>>>>> >>>>>>>>>> Thanks for the tip, it's a better than nothing :) >>>>>>>>>> >>>>>>>>>> Regards, >>>>>>>>>> Leander >>>>>>>>>> >>>>>>>>>> On Fri, Jul 6, 2012 at 6:32 PM, Mandar Vaze / मंदार वझे < >>>>>>>>>> [email protected]> wrote: >>>>>>>>>> >>>>>>>>>>> Not sure if you are able to debug this, but a while ago there >>>>>>>>>>> was a bug where instance.id was passed where instance.uuid was >>>>>>>>>>> expected. This used to cause some problem. >>>>>>>>>>> It looks like you are using distribution package rather than >>>>>>>>>>> devstack installation, so it is likely that the issue is now fixed. >>>>>>>>>>> Can you >>>>>>>>>>> try latest packages (and/or try devstack if you can) >>>>>>>>>>> >>>>>>>>>>> I wish I could help more. >>>>>>>>>>> >>>>>>>>>>> -Mandar >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> On Fri, Jul 6, 2012 at 3:26 PM, Leander Bessa Beernaert < >>>>>>>>>>> [email protected]> wrote: >>>>>>>>>>> >>>>>>>>>>>> Hello, >>>>>>>>>>>> >>>>>>>>>>>> I've recently setup a system to test out the live migration >>>>>>>>>>>> feature. So far i've been able to launch the instances with the >>>>>>>>>>>> shared nfs >>>>>>>>>>>> folder. However, when i run the live-migration command i encounter >>>>>>>>>>>> this >>>>>>>>>>>> error in the destination compute node: >>>>>>>>>>>> >>>>>>>>>>>> 2012-07-05 09:33:48 ERROR nova.manager [-] Error during >>>>>>>>>>>>> ComputeManager.update_available_resource: Domain not found: no >>>>>>>>>>>>> domain with >>>>>>>>>>>>> matching id 2 >>>>>>>>>>>>> 2012-07-05 09:33:48 TRACE nova.manager Traceback (most recent >>>>>>>>>>>>> call last): >>>>>>>>>>>>> 2012-07-05 09:33:48 TRACE nova.manager File >>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/manager.py", line 155, in >>>>>>>>>>>>> periodic_tasks >>>>>>>>>>>>> 2012-07-05 09:33:48 TRACE nova.manager task(self, context) >>>>>>>>>>>>> 2012-07-05 09:33:48 TRACE nova.manager File >>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line >>>>>>>>>>>>> 2409, in >>>>>>>>>>>>> update_available_resource >>>>>>>>>>>>> 2012-07-05 09:33:48 TRACE nova.manager >>>>>>>>>>>>> self.driver.update_available_resource(context, self.host) >>>>>>>>>>>>> 2012-07-05 09:33:48 TRACE nova.manager File >>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/connection.py", >>>>>>>>>>>>> line >>>>>>>>>>>>> 1936, in update_available_resource >>>>>>>>>>>>> 2012-07-05 09:33:48 TRACE nova.manager 'vcpus_used': >>>>>>>>>>>>> self.get_vcpu_used(), >>>>>>>>>>>>> 2012-07-05 09:33:48 TRACE nova.manager File >>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/connection.py", >>>>>>>>>>>>> line >>>>>>>>>>>>> 1743, in get_vcpu_used >>>>>>>>>>>>> 2012-07-05 09:33:48 TRACE nova.manager dom = >>>>>>>>>>>>> self._conn.lookupByID(dom_id) >>>>>>>>>>>>> 2012-07-05 09:33:48 TRACE nova.manager File >>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/libvirt.py", line 2363, in >>>>>>>>>>>>> lookupByID >>>>>>>>>>>>> 2012-07-05 09:33:48 TRACE nova.manager if ret is >>>>>>>>>>>>> None:raise libvirtError('virDomainLookupByID() failed', conn=self) >>>>>>>>>>>>> 2012-07-05 09:33:48 TRACE nova.manager libvirtError: Domain >>>>>>>>>>>>> not found: no domain with matching id 2 >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> Any ideas on how to solve this? >>>>>>>>>>>> >>>>>>>>>>>> Regards, >>>>>>>>>>>> Leander >>>>>>>>>>>> >>>>>>>>>>>> _______________________________________________ >>>>>>>>>>>> Mailing list: https://launchpad.net/~openstack >>>>>>>>>>>> Post to : [email protected] >>>>>>>>>>>> Unsubscribe : https://launchpad.net/~openstack >>>>>>>>>>>> More help : https://help.launchpad.net/ListHelp >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>> >>>>>>>>> _______________________________________________ >>>>>>>>> Mailing list: https://launchpad.net/~openstack >>>>>>>>> Post to : [email protected] >>>>>>>>> Unsubscribe : https://launchpad.net/~openstack >>>>>>>>> More help : https://help.launchpad.net/ListHelp >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>> >>>>>>>> _______________________________________________ >>>>>>>> Mailing list: https://launchpad.net/~openstack >>>>>>>> Post to : [email protected] >>>>>>>> Unsubscribe : https://launchpad.net/~openstack >>>>>>>> More help : https://help.launchpad.net/ListHelp >>>>>>>> >>>>>>>> >>>>>>> >>>>>> >>>>> >>>> >>> >> >
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