Re: POWER6 not seeing memory above 2Gb

[lsorense@csclub.uwaterloo.ca (Lennart Sorensen)]

On Thu, Mar 23, 2017 at 10:14:27AM -0400, Adam Stouffer wrote:
> No LPAR or VM, running just "bare metal". I had AIX installed previously
> and it recognized 16Gb.
> 
> uname -a
> Linux new-host-4 3.16.0-4-powerpc64 #1 SMP Debian 3.16.39-1+deb8u2
> (2017-03-07) ppc64 GNU/Linux
> 
> lscpu
> Architecture:          ppc64
> CPU op-mode(s):        32-bit, 64-bit
> Byte Order:            Big Endian
> CPU(s):                4
> On-line CPU(s) list:   0-3
> Thread(s) per core:    2
> Core(s) per socket:    1
> Socket(s):             2
> NUMA node(s):          1
> Model:                 IBM,8203-E4A
> Hypervisor vendor:     pHyp
> Virtualization type:   para
> L1d cache:             64K
> L1i cache:             64K
> NUMA node0 CPU(s):     0-3
> 
> Seems like a config issue? Wouldn't a 32 bit kernel see the 32 bit limit,
> under 4Gb?

That ought to be working.  I know the p520 I worked with before it
worked fine.

Which bootloader are you using?  I use grub2, just in case the bootloader
has anything to do with memory detection in linux.

-- 
Len Sorensen