[Gluster-users] gluster and kvm livemigration

Paul Boven boven at jive.nl
Thu Jan 23 15:49:22 UTC 2014


Hi Bernhard,

I'm having exactly the same problem on Ubuntu 13.04 with the 3.4.1 
packages from semiosis. It worked fine with glusterfs-3.4.0.

We've been trying to debug this on the list, but haven't found the 
smoking gun yet.

Please have a look at the URL below, and see if it matches what you are 
experiencing?

http://epboven.home.xs4all.nl/gluster-migrate.html

Regards, Paul Boven.

On 01/23/2014 04:27 PM, Bernhard Glomm wrote:
>
> I had/have problems with live-migrating a virtual machine on a 2sided
> replica volume.
>
> I run ubuntu 13.04 and gluster 3.4.2 from semiosis
>
>
> with network.remote-dio to enable I can use "cache mode = none" as
> performance option for the virtual disks,
>
> so live migration works without "--unsafe"
>
> I'm triggering the migration now through the "Virtual Machine Manager" as an
>
> unprivileged user which is group member of libvirtd.
>
>
> After migration the disks become read-only because
>
> on migration the disk files changes ownership from
>
> libvirt-qemu to root
>
>
> What am I missing?
>
>
> TIA
>
>
> Bernhard
>
>
>
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> Gluster-users at gluster.org
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>


-- 
Paul Boven <boven at jive.nl> +31 (0)521-596547
Unix/Linux/Networking specialist
Joint Institute for VLBI in Europe - www.jive.nl
VLBI - It's a fringe science



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