On Thu, Nov 10, 2011 at 04:10:29PM +0100, Andreas Kurz wrote: > On 11/10/2011 03:45 PM, Dejan Muhamedagic wrote: > > Hi, > > > > On Thu, Nov 10, 2011 at 01:01:12PM +0100, Andreas Kurz wrote: > >> On 11/10/2011 12:48 PM, Dmitry Golubev wrote: > >>> Hi, > >>> > >>>>> I am trying to make a live migration of virtual machines (custom > >>>>> resource > >>>>> agent). The idea is to suspend the virtual machine on one node, remount > >>>>> a > >>>>> filesystem (on top of DRBD) on another node and resume the virtual > >>>>> machine. > >>>> > >>>> May I ask: Why? There is already the VirtualDomain RA which works fine, > >>>> including live migration. > >>> > >>> Because from what I gather, VirtualDomain RA works only with virsh > >>> (KVM/Xen), > >>> but I need OpenVZ. The second reason is that I have groups of virtual > >>> machines > >>> that work on the same filesystem. There is no way to get this working with > >>> VirtualDomain RA, especially given the next point: > >> > >> Then OpenVE RA might fit. > > > > Actually, it's called ManageVE. Well, I wonder what else an RA > > could do other than manage :-> > > ah, yes .. ManageVE ... thx ;-)
What I meant to say is that it's really hard to recall such a name. Cheers, Dejan > Regards, > Andreas > > > > > Thanks, > > > > Dejan > > > >>>> Yes, migration only works without order-contraints the migrating service > >>>> depends on ... and no way to force it. > >>> > >>>> Use existing, working and tested RAs. > >>> > >>> Well, then I will need to hack unfortunately :( I hope it is possible for > >>> a > >>> resource agent to instruct other agents to move... > >> > >> no, I don't think this is possible IMHO > >> > >> Regards, > >> Andreas > >> > >> -- > >> Need help with Pacemaker? > >> http://www.hastexo.com/now > >> > >> > >>> > >>> Thanks, > >>> Dmitry > >>> > >>> > >>> _______________________________________________ > >>> Pacemaker mailing list: Pacemaker@oss.clusterlabs.org > >>> http://oss.clusterlabs.org/mailman/listinfo/pacemaker > >>> > >>> Project Home: http://www.clusterlabs.org > >>> Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf > >>> Bugs: > >>> http://developerbugs.linux-foundation.org/enter_bug.cgi?product=Pacemaker > >> > >> > >> > > > > > > > >> _______________________________________________ > >> Pacemaker mailing list: Pacemaker@oss.clusterlabs.org > >> http://oss.clusterlabs.org/mailman/listinfo/pacemaker > >> > >> Project Home: http://www.clusterlabs.org > >> Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf > >> Bugs: > >> http://developerbugs.linux-foundation.org/enter_bug.cgi?product=Pacemaker > > > > > > _______________________________________________ > > Pacemaker mailing list: Pacemaker@oss.clusterlabs.org > > http://oss.clusterlabs.org/mailman/listinfo/pacemaker > > > > Project Home: http://www.clusterlabs.org > > Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf > > Bugs: > > http://developerbugs.linux-foundation.org/enter_bug.cgi?product=Pacemaker > > -- > Need help with Pacemaker? > http://www.hastexo.com/now > > > _______________________________________________ > Pacemaker mailing list: Pacemaker@oss.clusterlabs.org > http://oss.clusterlabs.org/mailman/listinfo/pacemaker > > Project Home: http://www.clusterlabs.org > Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf > Bugs: > http://developerbugs.linux-foundation.org/enter_bug.cgi?product=Pacemaker _______________________________________________ Pacemaker mailing list: Pacemaker@oss.clusterlabs.org http://oss.clusterlabs.org/mailman/listinfo/pacemaker Project Home: http://www.clusterlabs.org Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf Bugs: http://developerbugs.linux-foundation.org/enter_bug.cgi?product=Pacemaker