[Beowulf] memory usage

[Michael Di Domenico]

On Fri, Jun 22, 2018 at 2:44 PM, Skylar Thompson
<skylar.thompson at gmail.com> wrote:
> On Friday, June 22, 2018, Michael Di Domenico <mdidomenico4 at gmail.com>
> wrote:
>>
>> On Fri, Jun 22, 2018 at 2:28 PM, Skylar Thompson
>> <skylar.thompson at gmail.com> wrote:
>> > Assuming Linux, you can get that information out of /proc/<pid>/smaps
>> > and
>> > numa_maps.
>>
>> the memory regions are in there for the used bits, but i don't have
>> anything that translates those regions to which cpu the region sits on
>
> I think the number before the = in the page count fields (Nn=pages) is the
> NUMA node number. Not exactly the CPU, but the memory isn't allocated to a
> specific CPU (modulo CPU cache).

ah, spiffy.  i glossed right over that in the manpage