Re: [Xen-users] how can you boot an existing linux domU off the cdrom on sles11 dom0?

[Steven Timm <timm@xxxxxxxx>]

What type of file system does the domU have, it may be possilbe
to stop the domU and mount the file system on dom0 and make
the change that way.

Steve


On Thu, 22 Apr 2010, James Pifer wrote:

> I have a sles10 domU running on a sles11 dom0. xen is version 3.4. We're
> trying to pass through a scsi card to the domU. We assign the domU the
> scsi card through virt manager. When we try to boot the domU it won't
> boot. We need to update fstab and menu.lst, but we need to boot with the
> hardware attached to see how it's being seen by the domU.
>
> On a physical machine we usually boot off the sles boot cd in rescue
> mode and modify the file accordingly. In this case, I can't get the domU
> to boot from the cd.
>
> Any suggestions on how to do this? I've done it with Citrix XenServer,
> but have never been able to do it on a sles dom0.
>
> I've tried adding a cdrom and using xm commands to save config, delete
> the domU, modify the config enabling the cdrom as bootable, then
> restoring the domU with xm new -F command, but then it won't boot at
> all.
>
> Help is appreciated.
>
> Thanks,
> James
>
>
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> http://lists.xensource.com/xen-users
--
------------------------------------------------------------------
Steven C. Timm, Ph.D  (630) 840-8525
timm@xxxxxxxx  http://home.fnal.gov/~timm/
Fermilab Computing Division, Scientific Computing Facilities,
Grid Facilities Department, FermiGrid Services Group, Assistant Group Leader.

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