Open Stack

Indeed... and not :)

While you loose QCOW2 snapshot capabilities with KVM, you still have 
possibility to perform a live LVM snapshot, provided the RAW volume is 
backed by LVM.

-Sylvain

Le 12/04/2013 16:48, Juan José Pavlik Salles a écrit :
> I was talking with a co-worker and he pointed out something... turning 
> the volumes from qcow2 to raw would end up loosing snapshot 
> capabilities. Is that accurate?
>
>
> 2013/4/11 Joe Topjian <joe.topjian at cybera.ca 
> <mailto:joe.topjian at cybera.ca>>
>
>     You could manually convert your qcow image to raw and import it
>     into Glance. I'm quite sure I tried that when I was doing my
>     testing and it worked.
>
>
>     On Thu, Apr 11, 2013 at 1:40 PM, Juan José Pavlik Salles
>     <jjpavlik at gmail.com <mailto:jjpavlik at gmail.com>> wrote:
>
>         That makes sense!! I'm using qcow2 yes. I was looking for
>         another good reason to move to Grizzly and i think i just
>         found it hahaha. I was think about moving in a week or two,
>         but... will be earlier than expected. Is there any workaround
>         for this in Folsom? Thanks Jow
>
>
>         2013/4/11 Joe Topjian <joe.topjian at cybera.ca
>         <mailto:joe.topjian at cybera.ca>>
>
>             Hello,
>
>             Are you using a raw image or qcow2?  Only raw images work
>             with Folsom. Grizzly will convert qcow to raw for you.
>
>             Here's a recent thread that discussed booting from volume:
>             http://www.gossamer-threads.com/lists/openstack/operators/25632
>
>             Thanks,
>             Joe
>
>
>
>             On Thu, Apr 11, 2013 at 1:32 PM, Juan José Pavlik Salles
>             <jjpavlik at gmail.com <mailto:jjpavlik at gmail.com>> wrote:
>
>                 Sorry, i should have written more details. I'm working
>                 with a Folsom deploy, using Ubuntu 12.04.2 and KVM as
>                 hypervisor. Thanks!
>
>
>                 2013/4/11 Juan José Pavlik Salles <jjpavlik at gmail.com
>                 <mailto:jjpavlik at gmail.com>>
>
>                     Hi guys, i'm having some problems trying to boot
>                     an instance from a volume. I've created a bootable
>                     volume with this sentence:
>
>                     root at cocinero:~# cinder --os-username demo
>                     --os-tenant-name demo --os-password MyPassword
>                     create --image-id
>                     "5fd4c15d-da66-400a-ae75-7fe2feb9a257"
>                     --display-name vol_ubuntu_12_4 3
>
>                     That worked great, i even see the volume in
>                     dashboard. Then i tried to boot an instance, with
>                     this line:
>
>                     nova --os-username demo --os-tenant-name demo
>                     --os-password MyPassword boot --image
>                     "Ubuntu-12.04.02-PSI" --flavor 1
>                     --block_device_mapping
>                     vda=e25e9112-9c82-45c2-b16e-660efd0de891:::0
>                     prueba_boot_volumen1
>
>                     After executing that i go to the VNC and see:
>
>                     Booting from hard disk...
>                     Boot failed, not bootable disk
>
>                     So... something is wrong. I checked the logs while
>                     creating the volumen and i havent found anything bad.
>
>                     I also tried using:
>
>                     root at cocinero:~# nova --os-username demo
>                     --os-tenant-name demo --os-password MyPassword
>                     volume-create --image-id
>                     5fd4c15d-da66-400a-ae75-7fe2feb9a257
>                     --display-name volumen-booteable 3
>
>                     Instead of going straight to cinder.
>
>                     Any ideas? Thanks!!!
>                     -- 
>                     Pavlik Juan José
>
>
>
>
>                 -- 
>                 Pavlik Juan José
>
>                 _______________________________________________
>                 OpenStack-operators mailing list
>                 OpenStack-operators at lists.openstack.org
>                 <mailto:OpenStack-operators at lists.openstack.org>
>                 http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators
>
>
>
>
>             -- 
>             Joe Topjian
>             Systems Administrator
>             Cybera Inc.
>
>             www.cybera.ca <http://www.cybera.ca>
>
>             Cybera is a not-for-profit organization that works to spur
>             and support innovation, for the economic benefit of
>             Alberta, through the use of cyberinfrastructure.
>
>
>
>
>         -- 
>         Pavlik Juan José
>
>
>
>
>     -- 
>     Joe Topjian
>     Systems Administrator
>     Cybera Inc.
>
>     www.cybera.ca <http://www.cybera.ca>
>
>     Cybera is a not-for-profit organization that works to spur and
>     support innovation, for the economic benefit of Alberta, through
>     the use of cyberinfrastructure.
>
>
>
>
> -- 
> Pavlik Juan José
>
>
> _______________________________________________
> OpenStack-operators mailing list
> OpenStack-operators at lists.openstack.org
> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.openstack.org/pipermail/openstack-operators/attachments/20130412/1d90749e/attachment.html>