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Re: [Xen-users] Loop devices in SuSE 10.1

To: Falko Tesch <falko.tesch@xxxxxxxxxxx>
Subject: Re: [Xen-users] Loop devices in SuSE 10.1
From: "Ulrich Windl" <ulrich.windl@xxxxxxxxxxxxxxxxxxxx>
Date: Thu, 15 Feb 2007 08:26:00 +0100
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On 14 Feb 2007 at 12:08, Falko Tesch wrote:

> Some more infos:
> dmesg says:
> ---------- snip ---------
> Kernel command line: root=/dev/sda2 vga=788 max_loop=64 resume=/dev/sda1 
> splash=silent showopt xencons=tty
> loop: loaded (max 8 devices)
> ---------- snap ----------

Could it be (non XEN issue) that max_loop= is only effective when the loop code 
is 
compiled in (to kernel), but does not work if it's loaded as a module? Maybe 
then 
you need to spacify module load parameters.

Ulrich


> 
> Falko
> 
> Falko Tesch schrieb:
> > Hi Folks,
> > 
> > I'm getting nuts here!
> > Whenever I try to start a second vm I get this wonderful "vbd 768 
> > backend device not found" (or similar).
> > I know, it means I ran out of loop devices.
> > 
> > But!
> > I already added max_loop=64 to my grub
> > Here's my menul.lst:
> > ---------- snip -------------
> > title XEN
> >     root (hd0,1)
> >     kernel /boot/xen.gz console=vga
> >     module /boot/vmlinuz-xen root=/dev/sda2 vga=788 max_loop=64 
> > resume=/dev/sda1 splash=silent showopt xencons=tty
> >     module /boot/initrd-xen
> > ---------- snap -------------
> > 
> > I already created 64 loop devices in /dev
> > Still SuSE 10.1 shows only 8 loop devices within boot log (and 
> > persistently removing all but 8 loop devices in /dev on reboot!).
> > 
> > I also tried
> > echo 'options loop max_loop=64' > /etc/modprobe.d/loop
> > and creating devices manually after booting.
> > 
> > Still, no avail!
> > 
> > Anyone who had and solved this issue?
> > 
> > Regards
> > Falko
> > 
> > _______________________________________________
> > Xen-users mailing list
> > Xen-users@xxxxxxxxxxxxxxxxxxx
> > http://lists.xensource.com/xen-users
> 
> _______________________________________________
> Xen-users mailing list
> Xen-users@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-users



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