[CentOS-virt] Re: xen+drbd Question

Alexandre Biancalana biancalana at gmail.com
Tue Aug 26 13:06:14 UTC 2008

On 8/25/08, Alexandre Biancalana <biancalana at gmail.com> wrote:
> Hi list,
>   I installed two new servers to be our virtualization HA. This servers
>  have CentOS 5.2, Xen 3.0.3, Drbd 8.2.6. The setup is ok, lvm drbd
>  resources sincronizing, Guest VM running without any problem.
>  My only doubt is that I can only use drbd resources inside guest vms
>  when I specify the disk resource in vms config like this:
>  disk   = ['phy:/dev/VolGroup00/vappprtem01,hda,w' ]
>  if I specify de disk like:
>  disk   = [drbd:vappprtem01,hda,w' ]
>  The Guest VM found the disk but this appear with zero size.
>  As far what I read the second way is the correct to live migration
>  work without any race condiction...
>  This link say that centos has a problem with block-drbd script
>  provided by drbd, is anybody aware of that ?
>  http://lists.xensource.com/archives/html/xen-users/2008-08/msg00176.html

This is a know problem ??? Any ideas ???


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