On Tue, Nov 29, 2016 at 7:22 PM, Hee Il Kim <[email protected]> wrote:
> Hi Frank, > > How was the performance of KNL? I had a chance to run qc0 on a KNL test > machine here (single node). It was 4.6x slower than Haswell 2.3GHz (AVX). > The tests were done with -O1 option to bypass the issue of Intel 17. > That's approximately what I would expect. I've been fighting with an (unrelated, luckily) segfault until a few days ago. More on the machine: > KNL 7230 > Centos 7.2 with xppsl-1.4.3 > Intel compiler 17.0.1 > Quadrant mode > Cache/Flat modes tested with AVX512/AVX2/AVX > > Vectors thorn is going to be updated for AVX512? > Yes, the respective changes are implemented, and will be available after the release freeze is lifted. -erik Please take a look at the attached option file. > > Hee Il > > > 2016-11-23 6:42 GMT+09:00 Frank Loeffler <[email protected]>: > >> On Tue, Nov 22, 2016 at 04:37:19PM -0500, rahul kashyap wrote: >> >>> Let me port first and then I'll follow your instructions for the tests. >>> >> >> I've put together an experimental simfactory entry to the new nodes. It >> runs, and tests pass (except the ones from Dissipation). It should be >> considered experimental because it does not fully implement proper logging >> in, and I also used a compute node to compile (because I didn't want to >> mess with cross-compiling on my first try). This works, but makes using the >> machine a bit more 'hand-work' than others. >> >> I'll upload those soon to simfactory, marked as 'experimental'. >> >> Frank >> >> >> _______________________________________________ >> Users mailing list >> [email protected] >> http://lists.einsteintoolkit.org/mailman/listinfo/users >> >> > > _______________________________________________ > Users mailing list > [email protected] > http://lists.einsteintoolkit.org/mailman/listinfo/users > > -- Erik Schnetter <[email protected]> http://www.perimeterinstitute.ca/personal/eschnetter/
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