openstack team mailing list archive

[Wolfgang Hennerbichler <wolfgang.hennerbichler@xxxxxxxxxxxxxxxx>]

Thank you for your answer,

I am not saying that I need a clustered filesystem, with clvm I just 
have all lvm-volumes available on all machines, but only one machine 
would attach to the filesystem of a specific LV at a time.

On 05/17/2012 05:07 AM, Narayan Desai wrote:
> I'm not sure that it would be particularly easy to make nova-volume
> support clustered filesystems; the current model only supports
> attaching a volume to a single instance at a time. Aside from that, it
> shouldn't be too hard to use fc as the data path instead of iscsi.
> We're looking at using iSER in a similar capacity.
>   -nld
>
> On Wed, May 16, 2012 at 4:05 AM, Wolfgang Hennerbichler
> <wolfgang.hennerbichler@xxxxxxxxxxxxxxxx>  wrote:
> > dear openstack godfathers;
> >
> > I do plan to migrate from crappy vmware and some ibm based cloud stack to
> > openstack and kvm. here's the thing: I am lucky enough to have decent
> > hardware, all the compute nodes are interconnected via fibre channel.
> > so I don't want and don't need  iscsi. do you think I can make it with
> > something like clvm? I read through the docs of openstack, but I am not
> > really sure now if I can make clvm fly without hacking around in openstack
> > (and nova-volume) too much, especially when it comes to live migration and
> > so on...
> >
> > I realize OpenStack was not built for SAN and FC, but I would really like to
> > hear your opinions on that.
> > Thanks,
> >
> > Wolfgang
> > --
> > DI (FH) Wolfgang Hennerbichler
> > Software Development
> > Unit Advanced Computing Technologies
> > RISC Software GmbH
> > A company of the Johannes Kepler University Linz
> >
> > _______________________________________________
> > Mailing list: https://launchpad.net/~openstack
> > Post to     : openstack@xxxxxxxxxxxxxxxxxxx
> > Unsubscribe : https://launchpad.net/~openstack
> > More help   : https://help.launchpad.net/ListHelp


--
DI (FH) Wolfgang Hennerbichler
Software Development
Unit Advanced Computing Technologies
RISC Software GmbH
A company of the Johannes Kepler University Linz

IT-Center
Softwarepark 35
4232 Hagenberg
Austria

Phone: +43 7236 3343 245
Fax: +43 7236 3343 250
wolfgang.hennerbichler@xxxxxxxxxxxxxxxx
http://www.risc-software.at