Re: [Xen-users] xl info displays less ram than the total available

[George Dunlap <george.dunlap@xxxxxxxxxx>]

On Wed, Oct 5, 2016 at 11:16 AM,  <blallo@xxxxxxxxxx> wrote:
>
> Hi all,
> I have been wondering if I could manage to make Xen function on my
> laptop, using as dom0 my Arch Linux installation. As far as I understood
> there is no currently supported package in the AUR nor, obviously, in
> the official repos. What to do? Compile it by myself! I went under all
> the process, in particular
>
> % PYTHON="/usr/bin/python2" ./configure --enable-stubdom \
>                --enable-systemd --prefix=/usr
>
> % PYTHON="/usr/bin/python2" NO_WERROR=1 make dist
>
> % sudo PYTHON="/usr/bin/python2" NO_WERROR=1 make install
>
> After that I manually added a grub entry to boot into my dom0
> chainbooted by Xen.
>
> And it seemed I succeeded, as far as I manage to boot into my system.
> Everything seem to work, except that if I look at the features of my system
>
> % sudo xl info
>
> I get a discouraging indication on the total amount of ram I have on my
> system
>
> total_memory           : 1948
> free_memory            : 120
>
> while the total memory is (as measured from Arch booted without Xen)
>
> % free -m
>            total       used     free     shared  buff/cache  available
>    Mem:    15924       8756     2206     737     4961        6100
>    Swap:   8191        0        8191
>
> What to do? I am very new to Xen, how can I debug it?

Thanks for your report.  Can you please attach the full output of "xl
info", as well as the output of "xl dmesg"?

Thanks,
 -George

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