Hi, > On 16 Dec 2014, at 05:00, Christian Balzer <ch...@gol.com> wrote: > > > Hello, > > On Mon, 15 Dec 2014 09:23:23 +0100 Josef Johansson wrote: > >> Hi Christian, >> >> We’re using Proxmox that has support for HA, they do it per-vm. >> We’re doing it manually right now though, because we like it :). >> >> When I looked at it I couldn’t see a way of just allowing a set of hosts >> in the HA (i.e. not the storage nodes), but that’s probably easy to >> solve. >> > > Ah, Proxmox. I test drove this about a year ago and while it has some nice > features the "black box" approach of taking over bare metal hardware and > the ancient kernel doesn't mesh with other needs I have here. The ancient kernel is not needed if you’re running just KVM. They are working on a 3.10 kernel if I’m correct though. As it’s Debian 7 in the bottom now, just put in a back ported kernel and you’re good to go. 3.14 was bad but 3.15 should be ok. And it has Ceph support now a days :)
Cheers, Josef > > Thanks for reminding me, though. No problemo :) > > Christian > >> Cheers, >> Josef >> >>> On 15 Dec 2014, at 04:10, Christian Balzer <ch...@gol.com> wrote: >>> >>> >>> Hello, >>> >>> What are people here using to provide HA KVMs (and with that I mean >>> automatic, fast VM failover in case of host node failure) in with RBD >>> images? >>> >>> Openstack and ganeti have decent Ceph/RBD support, but no HA (plans >>> aplenty though). >>> >>> I have plenty of experience with Pacemaker (DRBD backed) but there is >>> only an unofficial RBD resource agent for it, which also only supports >>> kernel based RBD. >>> And while Pacemaker works great, it scales like leaden porcupines, >>> things degrade rapidly after 20 or so instances. >>> >>> So what are other people here using to keep their KVM based VMs up and >>> running all the time? >>> >>> Regards, >>> >>> Christian >>> -- >>> Christian Balzer Network/Systems Engineer >>> ch...@gol.com Global OnLine Japan/Fusion Communications >>> http://www.gol.com/ >>> _______________________________________________ >>> ceph-users mailing list >>> ceph-users@lists.ceph.com >>> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com >> >> > > > -- > Christian Balzer Network/Systems Engineer > ch...@gol.com <mailto:ch...@gol.com> Global OnLine Japan/Fusion > Communications > http://www.gol.com/ <http://www.gol.com/>
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