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Hi DK It fails at a different point in the application code which is interesting. The same code runs fine with the HBv2 setup. Also compiling it against HPC-X runs fine as well on HBv4 Schism code can be obtained here https: //github. com/schism-dev/schism
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<p class="MsoNormal">Hi DK<o:p></o:p></p>
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<p class="MsoNormal"> It fails at a different point in the application code which is interesting. The same code runs fine with the HBv2 setup. Also compiling it against HPC-X runs fine as well on HBv4<o:p></o:p></p>
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<p class="MsoNormal"> Schism code can be obtained here <a href="https://urldefense.com/v3/__https://github.com/schism-dev/schism__;!!KGKeukY!33wuU66KdVsf0lwLQHTUQe9vF7u_p3HeuBwVw3aNy2-bEYfzZ_gra2ezzS6BVDgTyEpIOk0eTYLGxSkPdG7sy1mdfsebWUyiOMKTEors-A$">
https://github.com/schism-dev/schism</a> which is the application.<o:p></o:p></p>
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<p class="MsoNormal"> Some of the example error files are attached here. The before_ and after_ refers to before and after the patch.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"> Perhaps I can run a test suite for mvapich2? <o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal" style="background:white"><span style="color:#212121">Nicky <o:p></o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:black">From:</span></b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:black"> Panda, Dhabaleswar <panda@cse.ohio-state.edu><br>
<b>Sent:</b> Friday, July 12, 2024 6:21:47 AM<br>
<b>To:</b> Paniraja Guptha, Akshay <panirajaguptha.1@osu.edu>; Announcement about MVAPICH (MPI over InfiniBand, RoCE, Omni-Path, Slingshot, iWARP and EFA) Libraries developed at NBCL/OSU <mvapich-discuss@lists.osu.edu>; Sandhu, Prabhjot(Nicky)@DWR <Prabhjot.Sandhu@water.ca.gov><br>
<b>Subject:</b> Re: Azure HBv4 mpi failure</span> <o:p></o:p></p>
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<p class="MsoNormal"> <o:p></o:p></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><span style="font-size:11.0pt">[You don't often get email from panda@cse.ohio-state.edu. Learn why this is important at
<a href="https://urldefense.com/v3/__https://aka.ms/LearnAboutSenderIdentification__;!!KGKeukY!33wuU66KdVsf0lwLQHTUQe9vF7u_p3HeuBwVw3aNy2-bEYfzZ_gra2ezzS6BVDgTyEpIOk0eTYLGxSkPdG7sy1mdfsebWUyiOMJUO8M9lA$">https://aka.ms/LearnAboutSenderIdentification</a> ]<br>
<br>
Sorry to know that the issue still persists with the patch. Can you please provide some more details on the failure you are seeing?<br>
<br>
Thanks,<br>
<br>
DK<br>
<br>
________________________________________<br>
From: Mvapich-discuss <mvapich-discuss-bounces+panda.2=osu.edu@lists.osu.edu> on behalf of Sandhu, Prabhjot(Nicky)@DWR via Mvapich-discuss <mvapich-discuss@lists.osu.edu><br>
Sent: Thursday, July 11, 2024 8:41 PM<br>
To: Paniraja Guptha, Akshay; Announcement about MVAPICH (MPI over InfiniBand, RoCE, Omni-Path, Slingshot, iWARP and EFA) Libraries developed at NBCL/OSU<br>
Subject: Re: [Mvapich-discuss] Azure HBv4 mpi failure<br>
<br>
Hi Akshay, I patched it and the warning message goes away but the application still fails with internal checks. In other words, the issue remains. From: Paniraja Guptha, Akshay <panirajaguptha.</span><span style="font-size:11.0pt;font-family:"Arial",sans-serif"> </span><span style="font-size:11.0pt">1@</span><span style="font-size:11.0pt;font-family:"Arial",sans-serif"> </span><span style="font-size:11.0pt">osu.</span><span style="font-size:11.0pt;font-family:"Arial",sans-serif"> </span><span style="font-size:11.0pt">edu>
Sent: Thursday, July 11, 2024<br>
<br>
Hi Akshay,<br>
I patched it and the warning message goes away but the application still fails with internal checks. In other words, the issue remains.<br>
<br>
<br>
From: Paniraja Guptha, Akshay <panirajaguptha.1@osu.edu><br>
Sent: Thursday, July 11, 2024 12:36 PM<br>
To: Paniraja Guptha, Akshay <panirajaguptha.1@osu.edu>; Announcement about MVAPICH (MPI over InfiniBand, RoCE, Omni-Path, Slingshot, iWARP and EFA) Libraries developed at NBCL/OSU <mvapich-discuss@lists.osu.edu>; Sandhu, Prabhjot(Nicky)@DWR <Prabhjot.Sandhu@water.ca.gov><br>
Subject: RE: Azure HBv4 mpi failure<br>
<br>
You don't often get email from panirajaguptha.1@osu.edu<mailto:panirajaguptha.1@osu.edu>. Learn why this is important<<a href="https://urldefense.com/v3/__https://aka.ms/LearnAboutSenderIdentification__;!!KGKeukY!0TzJcH9W0K9L5-SZAqrNAJCksDvztRhINlrGkx2NCf0n0BS8P_e6UP_lJoZVpr9zBkMOs-sU0lXs0haOKeBwi5h-B4S_cw8SWdM7L8Tmvg$">https://gcc02.safelinks.protection.outlook.com/?url=https%3A%2F%2Furldefense.com%2Fv3%2F__https%3A%2F%2Faka.ms%2FLearnAboutSenderIdentification__%3B!!KGKeukY!0TzJcH9W0K9L5-SZAqrNAJCksDvztRhINlrGkx2NCf0n0BS8P_e6UP_lJoZVpr9zBkMOs-sU0lXs0haOKeBwi5h-B4S_cw8SWdM7L8Tmvg%24&data=05%7C02%7CPrabhjot.Sandhu%40water.ca.gov%7Cd8a64d4b6f644002eaf108dca27599ab%7Cb71d56524b834257afcd7fd177884564%7C0%7C0%7C638563873182557953%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C0%7C%7C%7C&sdata=wjw5GrQIs0OgmfwjTua084pEOe6ldlveD9ZgMZmq%2Bog%3D&reserved=0</a>><br>
Hi Nicky,<br>
Can you please try the attached patch?<br>
<br>
-Akshay<br>
<br>
From: Mvapich-discuss <mvapich-discuss-bounces@lists.osu.edu<mailto:mvapich-discuss-bounces@lists.osu.edu>> On Behalf Of Paniraja Guptha, Akshay via Mvapich-discuss<br>
Sent: Monday, July 1, 2024 11:38 AM<br>
To: Sandhu, Prabhjot(Nicky)@DWR <Prabhjot.Sandhu@water.ca.gov<mailto:Prabhjot.Sandhu@water.ca.gov>>; Announcement about MVAPICH (MPI over InfiniBand, RoCE, Omni-Path, Slingshot, iWARP and EFA) Libraries developed at NBCL/OSU <mvapich-discuss@lists.osu.edu<mailto:mvapich-discuss@lists.osu.edu>><br>
Subject: Re: [Mvapich-discuss] Azure HBv4 mpi failure<br>
<br>
Hi Nicky,<br>
Thanks for bringing this to our attention. We will take a look at the issue and get back to you.<br>
<br>
-Akshay Paniraja Guptha<br>
<br>
From: Mvapich-discuss <mvapich-discuss-bounces+panirajaguptha.1=osu.edu@lists.osu.edu<mailto:mvapich-discuss-bounces+panirajaguptha.1=osu.edu@lists.osu.edu>> On Behalf Of Sandhu, Prabhjot(Nicky)@DWR via Mvapich-discuss<br>
Sent: Monday, July 1, 2024 11:09 AM<br>
To: mvapich-discuss@lists.osu.edu<mailto:mvapich-discuss@lists.osu.edu><br>
Subject: [Mvapich-discuss] Azure HBv4 mpi failure<br>
<br>
I compiled my code against the lastest alma linux 8.</span><span style="font-size:11.0pt;font-family:"Arial",sans-serif"> </span><span style="font-size:11.0pt">7 and mvapich2-2.</span><span style="font-size:11.0pt;font-family:"Arial",sans-serif"> </span><span style="font-size:11.0pt">3.</span><span style="font-size:11.0pt;font-family:"Arial",sans-serif"> </span><span style="font-size:11.0pt">7-1
on Azure. The code performs very well when using HBv2-series or HBv3-series, however it fails when using HBv4-series with the following warning at start of the mpirun<br>
<br>
I compiled my code against the lastest alma linux 8.7 and mvapich2-2.3.7-1 on Azure. The code performs very well when using HBv2-series<<a href="https://urldefense.com/v3/__https:/learn.microsoft.com/en-us/azure/virtual-machines/sizes/high-performance-compute/hb-family*hbv2-series__;Iw!!KGKeukY!wHkEMZ0eG8-_lzRbW3pQoiNeTm2zvI6k4mCGcQ5RhL_zSzxaLb28swQvFn_sXZm35ID-u19N9dXDw0rWbGB0sUpj2J05VChdBNmn6MzFmg$">https://gcc02.safelinks.protection.outlook.com/?url=https%3A%2F%2Furldefense.com%2Fv3%2F__https%3A%2Flearn.microsoft.com%2Fen-us%2Fazure%2Fvirtual-machines%2Fsizes%2Fhigh-performance-compute%2Fhb-family*hbv2-series__%3BIw!!KGKeukY!wHkEMZ0eG8-_lzRbW3pQoiNeTm2zvI6k4mCGcQ5RhL_zSzxaLb28swQvFn_sXZm35ID-u19N9dXDw0rWbGB0sUpj2J05VChdBNmn6MzFmg%24&data=05%7C02%7CPrabhjot.Sandhu%40water.ca.gov%7Cd8a64d4b6f644002eaf108dca27599ab%7Cb71d56524b834257afcd7fd177884564%7C0%7C0%7C638563873182565969%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C0%7C%7C%7C&sdata=sa%2BbBktweekguSQQ4T%2FHokZDn8mU340EQb1vmlkKfQU%3D&reserved=0</a>>
or HBv3-series<<a href="https://urldefense.com/v3/__https:/learn.microsoft.com/en-us/azure/virtual-machines/sizes/high-performance-compute/hb-family*hbv3-series__;Iw!!KGKeukY!wHkEMZ0eG8-_lzRbW3pQoiNeTm2zvI6k4mCGcQ5RhL_zSzxaLb28swQvFn_sXZm35ID-u19N9dXDw0rWbGB0sUpj2J05VChdBNl1qZThrw$">https://gcc02.safelinks.protection.outlook.com/?url=https%3A%2F%2Furldefense.com%2Fv3%2F__https%3A%2Flearn.microsoft.com%2Fen-us%2Fazure%2Fvirtual-machines%2Fsizes%2Fhigh-performance-compute%2Fhb-family*hbv3-series__%3BIw!!KGKeukY!wHkEMZ0eG8-_lzRbW3pQoiNeTm2zvI6k4mCGcQ5RhL_zSzxaLb28swQvFn_sXZm35ID-u19N9dXDw0rWbGB0sUpj2J05VChdBNl1qZThrw%24&data=05%7C02%7CPrabhjot.Sandhu%40water.ca.gov%7Cd8a64d4b6f644002eaf108dca27599ab%7Cb71d56524b834257afcd7fd177884564%7C0%7C0%7C638563873182572023%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C0%7C%7C%7C&sdata=kJSv6VNU4HU0BK%2F8ISu3j%2B8dUE1D6WpwjKyVbbY44rc%3D&reserved=0</a>>,
however it fails when using HBv4-series<<a href="https://urldefense.com/v3/__https:/learn.microsoft.com/en-us/azure/virtual-machines/sizes/high-performance-compute/hb-family*hbv4-series__;Iw!!KGKeukY!wHkEMZ0eG8-_lzRbW3pQoiNeTm2zvI6k4mCGcQ5RhL_zSzxaLb28swQvFn_sXZm35ID-u19N9dXDw0rWbGB0sUpj2J05VChdBNmJDg7Qiw$">https://gcc02.safelinks.protection.outlook.com/?url=https%3A%2F%2Furldefense.com%2Fv3%2F__https%3A%2Flearn.microsoft.com%2Fen-us%2Fazure%2Fvirtual-machines%2Fsizes%2Fhigh-performance-compute%2Fhb-family*hbv4-series__%3BIw!!KGKeukY!wHkEMZ0eG8-_lzRbW3pQoiNeTm2zvI6k4mCGcQ5RhL_zSzxaLb28swQvFn_sXZm35ID-u19N9dXDw0rWbGB0sUpj2J05VChdBNmJDg7Qiw%24&data=05%7C02%7CPrabhjot.Sandhu%40water.ca.gov%7Cd8a64d4b6f644002eaf108dca27599ab%7Cb71d56524b834257afcd7fd177884564%7C0%7C0%7C638563873182576978%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C0%7C%7C%7C&sdata=%2FCJEEG74iIYF5Q%2FA2VkrVP5ne74Cy%2FuoP2U0tW61Huw%3D&reserved=0</a>>
with the following warning at start of the mpirun after which the application code also fails.<br>
<br>
[get_link_speed] Invalid link speed 128<br>
<br>
<br>
Has anyone seen this message? Are there any env vars or config vars to be set?<br>
<br>
<br>
Nicky<o:p></o:p></span></p>
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