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Home→Author mev - Page 2 << 1 2 3 4 … 7 8 >>

Author Archives: mev

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wspy – added support for –memstats

Performance analysis, tools and experiments Posted on 2018-06-19 by mev2018-06-19

I have added support to wspy for the –memstats option.

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Posted in tools | Tagged memory, wspy | Leave a reply

OpenFOAM summary

Performance analysis, tools and experiments Posted on 2018-06-15 by mev2018-06-15

I’ve analyzed the OpenFOAM CFD application using the motorbike tutorial page and created an analysis page for the results as well as added it to the overall workload summary. This post describes a few high-level takeaways I have from the … Continue reading →

Posted in analysis, featured | Tagged OpenFOAM | Leave a reply

openfoam notes

Performance analysis, tools and experiments Posted on 2018-06-14 by mev2018-06-15

OpenFOAM is free CFD software. While one can build it from source, there are also prebuilt Ubuntu repositories that I used in my testing.

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Posted in workloads | Tagged OpenFOAM | Leave a reply

gromacs – summary

Performance analysis, tools and experiments Posted on 2018-06-14 by mev2018-06-14

I’ve analyzed the gromacs computational chemistry application using three sample workloads and created an analysis page for the results as well as added them to the overall workload summary. This post describes a few higher-level takeaways I have from the … Continue reading →

Posted in analysis, featured, workloads | Tagged gromacs | Leave a reply

gromacs 5.1.5, Ryzen build issues (use -DGMX_SIMD)

Performance analysis, tools and experiments Posted on 2018-06-12 by mev2018-06-14

I downloaded and built gromacs from www.gromacs.org and used the 5.1.5 version because some of the tutorials/benchmarks still refer to this older version. This post documents steps I used to run gromacs 5.1.5 on a Ryzen processor.

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Posted in workloads | Tagged gromacs | Leave a reply

gromacs – setup notes

Performance analysis, tools and experiments Posted on 2018-06-11 by mev2018-06-11

This post documents steps I used to build, install and run gromacs. gromacs is a molecular dynamics package for simulating proteins, lipids and nucleic acids. It seems to be one of the more common HPC applications. My interest is less … Continue reading →

Posted in workloads | Tagged gromacs | Leave a reply

topdown equivalent metrics for AMD Zen?

Performance analysis, tools and experiments Posted on 2018-06-08 by mev2018-06-11

Intel processors provide a useful set of performance counters for doing topdown analysis, particularly at the first topdown level. This first level asks questions in the following hierarchy: Is a Uop dispatched? If yes, is it retired? If yes –> … Continue reading →

Posted in analysis | Tagged analysis technique, performance counters, top-down | Leave a reply

Phoronix article – CPU comparison (2018-06-08)

Performance analysis, tools and experiments Posted on 2018-06-08 by mev2018-06-15

Phoronix posted an article comparing 28 desktop CPUs. This post reviews some of the workloads that were used.

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Posted in analysis | Tagged phoronix benchmark article | Leave a reply

100+ phoronix benchmarks listed

Performance analysis, tools and experiments Posted on 2018-06-03 by mev2018-06-03

On the upper left of the web site is now an item labeled “phoronix”. Clicking there returns a table with a long list of Phoronix benchmarks. For each I’ve recorded the description, scores when running on my Intel reference system, … Continue reading →

Posted in analysis, featured | Tagged phoronix, top-down | Leave a reply

Phoronix article – OS comparison (2018-05-31)

Performance analysis, tools and experiments Posted on 2018-05-31 by mev2018-06-01

Phoronix posted an article comparing 15 different OS versions. This posting doesn’t reproduce the measurements, but instead looks at overall summaries made as well as looks at the benchmarks being used for comparisons.

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Posted in analysis | Tagged phoronix benchmark article | Leave a reply

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