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<p class="MsoNormal"><span style="font-size:11.0pt">I have been using mpiexec.hydra for launching non-MPI applications that communicate via ZeroMQ. I use the configfile parameter, one line per application. Here’s an example:<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">-n 1 -env FNCS_BROKER tcp://*:5570 fncs_broker 10<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">-n 1 -wdir R1_12_47_1_feeder_6 gridlabd R1_12_47_1_feeder_6.glm<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">-n 1 -wdir R1_12_47_1_feeder_7 gridlabd R1_12_47_1_feeder_7.glm<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">-n 1 -wdir R1_12_47_2_feeder_0 gridlabd R1_12_47_2_feeder_0.glm<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">-n 1 -wdir R1_12_47_2_feeder_1 gridlabd R1_12_47_2_feeder_1.glm<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">-n 1 -wdir R1_12_47_2_feeder_2 gridlabd R1_12_47_2_feeder_2.glm<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">-n 1 -wdir R1_12_47_3_feeder_4 gridlabd R1_12_47_3_feeder_4.glm<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">-n 1 -wdir R1_12_47_3_feeder_5 gridlabd R1_12_47_3_feeder_5.glm<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">-n 1 -wdir R1_12_47_4_feeder_8 gridlabd R1_12_47_4_feeder_8.glm<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">-n 1 -wdir R1_25_00_1_feeder_3 gridlabd R1_25_00_1_feeder_3.glm<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">-n 1 -wdir matpower ./start_MATPOWER case9.m real_power_demand.txt 18000 3600<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">This worked well for this smaller case. I then tried a case with 15002 lines in my configfile, but I got a backtrace from mpiexec
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">*** glibc detected *** mpiexec: free(): invalid pointer: 0x0000000000736b10 ***<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’m guessing there is some size limit for the configfile? Can anyone confirm and suggest a patch?<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">Jeff<o:p></o:p></span></p>
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