[cfarm-users] Nice on GCC202?

Jeffrey Walton noloader at gmail.com
Fri Mar 9 01:22:18 CET 2018

On Thu, Mar 8, 2018 at 6:25 PM, Jeff Law <law at redhat.com> wrote:
> On 03/08/2018 03:55 PM, Jeffrey Walton via cfarm-users wrote:
>> Hi Everyone,
>> GCC202 is a Sparc64 machine. It has 16 cpus and each cpu has 16 cores
>> for a total of 256 virtual cpu's.
>> My question is, what is nice? Should I use 8 cores, or can I use 128 of them?
> I just recently started firing off jobs over there.  I've throttled mine
> at 64.  At 128 the machine swapped like hell and was uber-slow.

Yeah, I observed about the same with 'make -j 128'.

I was not aware it was a low as Baptiste reported. I guess I should
use 4 instead of 8.


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