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<p class="MsoNormal"><span style="font-size:11.0pt">Hi everyone,<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’ve been having difficulty getting the --mpi=pmix_v3 option to work for me. I can get --mpi=pmi2 to work ok, but I really want to understand what I’m doing wrong here. Everything seems to build ok.<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">$ srun --mpi=list<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">srun: MPI types are...<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">srun: pmix<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">srun: pmix_v3<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">srun: cray_shasta<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">srun: none<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">srun: pmi2<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">$ srun --mpi=pmix_v3 -N5 date<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">srun: error: task 1 launch failed: Invalid MPI plugin name<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">srun: error: task 2 launch failed: Invalid MPI plugin name<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">srun: error: task 3 launch failed: Invalid MPI plugin name<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">srun: error: task 4 launch failed: Invalid MPI plugin name<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">srun: error: task 0 launch failed: Invalid MPI plugin name<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">$ srun --mpi=pmi2 -N5 date<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Fri Dec 4 13:52:39 EST 2020<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Fri Dec 4 13:52:39 EST 2020<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Fri Dec 4 13:52:39 EST 2020<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Fri Dec 4 13:52:39 EST 2020<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Fri Dec 4 13:52:39 EST 2020<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">openpmix:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">CC=/opt/rh/devtoolset-10/root/usr/bin/gcc ./configure --prefix=/share/local/pmix-3.2.1 --with-hwloc=/share/local/hwloc-2.4.0<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">Slurm 20.11.0:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">rpmbuild --define "_with_pmix --with-pmix=/fs/local/pmix-3.2.1" -ta slurm-20.11.0.tar.bz2<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">From config.log:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">./configure --build=x86_64-redhat-linux-gnu --host=x86_64-redhat-linux-gnu --program-prefix= --disable-dependency-tracking --prefix=/usr --exec-prefix=/usr --bindir=/usr/bin --sbindir=/usr/sbin --sysconfdir=/etc/slurm
--datadir=/usr/share --includedir=/usr/include --libdir=/usr/lib64 --libexecdir=/usr/libexec --localstatedir=/var --sharedstatedir=/var/lib --mandir=/usr/share/man --infodir=/usr/share/info --with-pmix=/fs/local/pmix-3.2.1 --disable-slurmrestd<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">Open MP 4.0.5: <o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">./configure '--prefix=/share/openmpi-4.0.5' '--with-cuda' '--with-pmix=/share/local/pmix-3.2.1' '--with-pmi=/usr' '--with-slurm' '--without-ucx' '--without-verbs'<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:5.0pt;color:white">-- <o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;color:black"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;color:black">Philip J. Yuengling<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;color:black">Johns Hopkins University<o:p></o:p></span></p>
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