Re: [Xen-users] Re: Xenified linux kernel

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Wed, Jan 06, 2010 at 11:38:36AM +0000, Andrew Lyon wrote:
> On Wed, Jan 6, 2010 at 10:05 AM, Fajar A. Nugraha <fajar@xxxxxxxxx> wrote:
> > On Wed, Jan 6, 2010 at 4:56 PM, Andrew Lyon <andrew.lyon@xxxxxxxxx> wrote:
> >> I have just tested migration of a 64 bit pv domU and had no problem
> >> reconnecting the console afterwards, I moved it 10 times to be sure
> >> that it works reliably.
> >>
> >> I will test 32 bit pv domU once I have upgraded the kernel im my test domU.
> >
> > Weird. Could you send me your .config? At least this will help me
> > pinpoint whether the problem is in my config or something else.
> >
> > --
> > Fajar
> >
> 
> 32 bit domU also migrates successfully, I have attached the Xen and
> kernel config files for both 32 and 64 bit pv domU, and also the 64
> bit dom0 config for my Xen server.
> 
> I had not setup a migration capable environment before so I simply
> used file backed disks stored on a nfs server, this seems to work but
> occasionally a domU will crash during startup complaining that it
> cannot mount the root filesystem, I found that when this happens
> starting the domain with -p and then unpausing it after a couple of
> seconds will enable it to start, but once started I was able to
> complete several migrations while processes were running in the domU
> and it caused no problems.
> 

Did you try tap:aio: disks instead of file: ? 

-- Pasi


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