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Hari, Here is a rather large patch for one-sided MPI communication data validation in CAS, FOP and ACC latency tests, enabled with the -c option. This should work for both GPU and non-GPU memory, although I only have CUDA testing available.
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<p class="MsoNormal"><span style="font-size:11.0pt">Hari,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Here is a rather large patch for one-sided MPI communication data validation in CAS, FOP and ACC latency tests, enabled with the -c option. This should work for both GPU and non-GPU memory, although I only
have CUDA testing available.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">The general approach is to perform a one-sided operation, then mock the operation and compare the mocked operation to the resulting values. In situations where the remote is not explicitly synchronizing in
each iteration we just perform one validation instead of many. <o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Additionally I included loops to test many data types, although I did not find a good way to parameterize this.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">I hope you find the changes helpful.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Luke Robison<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:11.0pt">From:</span></b><span style="font-size:11.0pt"> Subramoni, Hari <subramoni.1@osu.edu>
<br>
<b>Sent:</b> Friday, January 13, 2023 09:47<br>
<b>To:</b> Robison, Luke <lrbison@amazon.com>; mvapich-discuss@lists.osu.edu<br>
<b>Cc:</b> Subramoni, Hari <subramoni.1@osu.edu><br>
<b>Subject:</b> RE: [EXTERNAL]Contributing to OSU Micro Benchmarks<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p><strong><span style="background:#FFFF99">CAUTION</span></strong><span style="background:#FFFF99">: This email originated from outside of the organization. Do not click links or open attachments unless you can confirm the sender and know the content is safe.</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman",serif"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt">Dear, Luke.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Thanks for trying out OMB and enhancing it.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">We have not added data validation to the one-sided benchmarks yet. Kindly send over your patch to us. We will attempt to generalize it so that it is applicable to all the one-sided benchmarks and take it into
the code.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Best,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Hari.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:11.0pt">From:</span></b><span style="font-size:11.0pt"> Mvapich-discuss <<a href="mailto:mvapich-discuss-bounces@lists.osu.edu">mvapich-discuss-bounces@lists.osu.edu</a>>
<b>On Behalf Of </b>Robison, Luke via Mvapich-discuss<br>
<b>Sent:</b> Wednesday, January 11, 2023 5:41 PM<br>
<b>To:</b> <a href="mailto:mvapich-discuss@lists.osu.edu">mvapich-discuss@lists.osu.edu</a><br>
<b>Subject:</b> [Mvapich-discuss] Contributing to OSU Micro Benchmarks<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal" style="mso-line-height-alt:.75pt"><span style="font-size:1.0pt;color:white">OMB Team, I found the need to do some data validation of one-sided MPI operations. Rather than build my tests from scratch, I’ve made modifications to OSU’s osu_fop_latency
and osu_cas_latency, adding both a loop over datatype (and <o:p></o:p></span></p>
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<p class="MsoNormal" style="mso-line-height-alt:.75pt"><span style="font-size:1.0pt;color:white"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt">OMB Team,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">I found the need to do some data validation of one-sided MPI operations. Rather than build my tests from scratch, I’ve made modifications to OSU’s osu_fop_latency and osu_cas_latency, adding both a loop over
datatype (and op, when appropriate). Would your team be interested in taking my patch to incorporate an option to verify one-sided communications? What is the best way to submit a patch? (Is it to this group?)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Thank you,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Luke<o:p></o:p></span></p>
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