[rescue] sun x4450 showing half the ram...

Francois Dion francois.dion at gmail.com
Wed Sep 2 10:58:25 CDT 2015


Yep, 4 processors.

If I install a pair of DIMMS in C0D0 and nothing in A0B0, it posts without
warnings... weird

On Wed, Sep 2, 2015 at 11:27 AM, Nick B <nick at pelagiris.org> wrote:

> Do you have all processors installed?  It's pretty common for half the
> memory to be wired to half the processors.
> Nick
>
> On Wed, Sep 2, 2015 at 10:59 AM, Jeremy Towers <jeremy.towers at gmail.com>
> wrote:
>
> >  By default, Xen hypervisor along with 32-bit kernels on OEL5/RHEL5
> > are running in 32-bit mode. Only the first 16GB of the physical memory
> > can be accessed by Xen in 32-bit mode. You can verify  it by the
> > command 'xm dmesg', e.g.:
> > #xm dmesg
> > ...
> > (XEN) WARNING: Only the first 16 GB of the physical memory map can be
> > accessed
> > (XEN) by Xen in 32-bit mode. Truncating the memory map...
> > Regards
> >
> > Jeremy ~(_8^(|)
> >
> > Jeremy Towers
> >
> >
> > On 2 September 2015 at 15:34, Francois Dion <francois.dion at gmail.com>
> > wrote:
> > > Sun X4450 with 32 * 2GB, shows 32GB instead of 64GB. Dropping to just 4
> > > dimms (A0, B0, C0, D0) shows 4GB instead of 8GB. Using only A0B0 with
> > > whatever DIMMS never gets to boot at all.
> > >
> > > I swapped mezzanine too, no changes. Thoughts?
> > >
> > > --
> > > raspberry-python.blogspot.com - www.pyptug.org - www.3DFutureTech.info
> -
> > > @f_dion
> > > _______________________________________________
> > > rescue list - http://www.sunhelp.org/mailman/listinfo/rescue
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>



-- 
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@f_dion


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