7 May
2013
7 May
'13
4:38 p.m.
On Mon, May 06, 2013 at 03:05:10PM -0500, Bob Cernohous wrote:
Ouch. So you've seen the scaling failures at 8k... ranks? racks? Kevin is failing at... 16 racks x 16 ranks per node... I think ... so 256k ranks.
MOAB in particular has fairly straightforward workloads that will exhaust memory (by attempting a 400 MiB memory allocation) at 2048 MPI processes. ==rob -- Rob Latham Mathematics and Computer Science Division Argonne National Lab, IL USA