[Openstack-operators] Distributed Filesystem

Jacob Godin jacobgodin at gmail.com
Thu Apr 25 00:41:55 UTC 2013


Hey John,

Thanks for the info! Have you had anyone simply using GlusterFS mounted to
/var/lib/nova and running instances that way? I'd be interested in hearing
some results if any.

Cheers,
Jacob


On Wed, Apr 24, 2013 at 4:51 PM, John Mark Walker <johnmark at redhat.com>wrote:

>
>
> ------------------------------
>
> I ended up using Gluster as a shared storage for instance and Ceph for
> Cinder/ Nova-volume and admin storage as well.
> works perfectly!
>
>
> For the record, this is what I usually recommend. Whenever someone asks me
> "Gluster or Ceph?" I ask them "for which part?" We (being the Gluster team)
> devoted almost all of our time to developing a scale-out NAS solution,
> which works well for shared storage for tenants in the cloud. We didn't
> really start to work on GlusterFS for hosting VMs until last year.
>
> For the curious among you, feel free to try out our new KVM/QEMU
> integration pieces which are available in GlusterFS 3.4, which is currently
> in alpha with a beta coming soon:
> http://download.gluster.org/pub/gluster/glusterfs/qa-releases/  - NOTE:
> it's in alpha! It will probably break! Do not run in production!
>
> I'd be very curious to hear how this works out for openstack users,
> particularly given our recent Cinder integration. Note that this requires
> QEMU >= 1.3 to utilize the new integration bits. To read a bit more about
> it, along with some links to howtos, see this blog post:
>
>   http://www.gluster.org/2012/11/integration-with-kvmqemu/
>
> Again - this is alpha code, so I can't recommend using it for any
> production system, anywhere. But if you're interested in putting it through
> its paces, I'd love to hear how it goes.
>
> Happy hacking,
> John Mark Walker
> Gluster Community Lead
>
>
>
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