[Mvapich-discuss] OSU benchmarks default iterations

Subramoni, Hari subramoni.1 at osu.edu
Sat Feb 11 16:44:03 EST 2023


Hi, Benson.

Thank you for your interest in the OMB project.

The feature you suggest will definitely be useful. If not too much trouble, please do provide us with a patch. We will review it and take it in with an acknowledgement to you.

Best,
Hari.

-----Original Message-----
From: Mvapich-discuss <mvapich-discuss-bounces at lists.osu.edu> On Behalf Of Benson Muite via Mvapich-discuss
Sent: Saturday, February 11, 2023 4:33 AM
To: Mvapich-discuss at lists.osu.edu
Subject: [Mvapich-discuss] OSU benchmarks default iterations

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The collective communication benchmarks are set to have a default number of iterations which the user can change when running.  This can be somewhat inconvenient. mpiBench https://urldefense.com/v3/__https://github.com/LLNL/mpiBench__;!!KGKeukY!yzg6lAgsZ-Ukg7gBTSjFQp7tiIL1q20F9nML5wCMV-IllIoAyugVBwIK-_DqIXGf9PccGBidr4vMdaHX2jV2pB7l8kSeX6KLs5U$
measures how long the warmup iterations take, and then uses this measurement to estimate how many iterations to do in a full measurement within a certain time limit.  Might something like this be considered?
Can contribute a patch if that is the case.
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