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Re: [Xen-devel] [Xen EFI] Impossible to limit the dom0 memory

>>> On 23.01.18 at 12:18, <msd+xen-devel@xxxxxx> wrote:
> As explained on the Xen_EFI wiki page, I have added a line "options=" 
> into my file "/boot/efi/EFI/xen/xen.cfg" :
> ```
> # cat /boot/efi/EFI/xen/xen.cfg :
> [global]
> default=xen
> [xen]
> options=dom0_mem=1G,max:1G
> kernel=vmlinuz root=/dev/md2 ro rootdelay=10 noquiet nosplash
> ramdisk=initrd.img
> ```
> With the line `options=dom0_mem=1G,max:1G` the server reboot infinitely.
> Without the line `options=dom0_mem=1G,max:1G`, the server boot 
> correctly, but obviously, the dom0 memory is in ballooning mode.
> I have attached a screen shot of the boot lines with the last lines I 
> can see before the reboot. Unfortunately, I have nothing in kern.log.

Of course there's nothing in a log on disk - the crash occurs way to
early. Yet you'll need to provide the kernel messages, either via
serial console (and "earlyprintk=xen") or some other means, in
order for anyone to be able to tell/guess where the problem might


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