... or the one from Georg: https://lists.linuxcontainers.org/pipermail/lxc-users/2015-November/010417.html
On 25 November 2015 at 18:48, Bostjan Skufca <[email protected]> wrote: > I recently asked a similar questions (did not mention rdb though that was > exactly what I had in my mind:), maybe you will find Stephane's answer > informative: > > https://lists.linuxcontainers.org/pipermail/lxc-users/2015-November/010414.html > > b. > > > On 25 November 2015 at 16:40, Dilvan Moreira <[email protected]> wrote: > >> Hi, >> >> I am setting up a small cluster using a VM (master) and 3 bare metal >> servers (all running Ubuntu 14.04). Each bare metal server also has 2T of >> disk space exported using Ceph 0.94.5 >> <http://docs.ceph.com/docs/v0.94.5/start/>. >> >> I would like to be able to run LXD VMs (containers) on this cluster and >> to easily migrate these VMs to different nodes. I could have installed >> OpenStack, but that seems rather complicated to me (maybe OpenStack is an >> overkill for such a small cluster like mine). So, my solution was to create >> a big Ceph/rbd block volume and mount it at the LXD container folder ( >> /var/lib/lxd/containers) in all nodes. To move a VM, I just shut it down >> in one node and then start it again in another. >> >> For just one VM it's working fine, but it doesn't seem to me as a long >> term solution. My questions: >> >> 1. >> >> Is there a way to pass a block volume (Ceph/rbd) or folder to a LXD >> VM, so LXD itself would mount the root folder (/)? It would be nice >> to have a block volume for each VM (and not all VMs using the same >> folder). >> 2. >> >> Is there a simpler solution than OpenStack for my use case (or a >> simpler installation procedure for OpenStack)? >> 3. >> >> Ultimately, I would like my cluster to have the ability to schedule >> VMs to nodes, move VMs from failed nodes, etc. Any suggestions on how to >> get that? >> >> -- >> Dilvan de Abreu Moreira, Ph.D. [email protected] >> http://java.icmc.usp.br >> Warning: I use a spam filter, some emails sent to me CAN be lost! >> >> _______________________________________________ >> lxc-users mailing list >> [email protected] >> http://lists.linuxcontainers.org/listinfo/lxc-users >> > >
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