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<p class="MsoNormal"><span style="font-size:11.0pt">Hi,<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 building MPICH on are aging Infiniband cluster using the following formula<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="p1"><span class="s1">./configure --prefix=/people/d3g293/mpich/mpich-3.3.2/install --with-device=ch4:ofi:sockets --with-libfabric=embedded --enable-threads=multiple --with-slurm CC=gcc CXX=g++</span><o:p></o:p></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">It’s been working pretty well but I recently tried to build mpich-3.3.2 and mpich-3.4a2 and although the build seems to work okay, I’m having problems actually running anything. If I run on 2 nodes the code
seems to hang on MPI_Init and it looks like it is producing the error message<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="p1"><span class="s1">[proxy:0:1@node013.local] HYDU_sock_connect (utils/sock/sock.c:145): unable to connect from "node013.l</span><o:p></o:p></p>
<p class="p1"><span class="s1">ocal" to "node012.local" (Connection refused)</span><o:p></o:p></p>
<p class="p1"><span class="s1">[proxy:0:1@node013.local] main (pm/pmiserv/pmip.c:183): unable to connect to server node012.local at p</span><o:p></o:p></p>
<p class="p1"><span class="s1">ort 37769 (check for firewalls!)</span><o:p></o:p></p>
<p class="p1"><span class="s1">srun: error: node013: task 1: Exited with exit code 5</span><o:p></o:p></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">If I run on a single node, things seem to work. Any idea what is going on here? I’ve got a working build of mpich-3.3, so things were okay up until recently. Has something in MPICH changed and my configuration
formula is no good, or is this more likely to be due to some system modification?<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">Bruce Palmer<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Senior Research Scientist<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Pacific Northwest National Laboratory<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Richland, WA 99352<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">(509) 375-3899<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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