https://community.intel.com/t5/Intel-MPI-Library/Intel-MPI-issue/m-p/1155273#M6206 <P>Duplicate thread. Please&nbsp;refer to this thread instead:&nbsp;<A href="https://software.intel.com/en-us/forums/intel-clusters-and-hpc-technology/topic/851861">https://software.intel.com/en-us/forums/intel-clusters-and-hpc-technology/topic/851861</A></P> Mon, 06 Apr 2020 05:36:53 GMT PrasanthD_intel 2020-04-06T05:36:53Z https://community.intel.com/t5/Intel-MPI-Library/Intel-MPI-issue/m-p/1155272#M6205 <P>I was running a MPI program on Skylake nodes. The program is able to finish on only one node (np=2, ph=2) and reports no error. However, if I run it using two Skylake nodes (np=2, ph=1), I would get the following error:&nbsp;</P><BLOCKQUOTE><P>rank = 1, revents = 8, state = 8<BR />Assertion failed in file ../../src/mpid/ch3/channels/nemesis/netmod/tcp/socksm.c at line 2988: (it_plfd-&gt;revents &amp; POLLERR) == 0<BR />internal ABORT - process 0</P></BLOCKQUOTE><P>Weird thing is, all my colleagues using csh can finish the run without reporting this failed assertion, and who are using bash (including me)&nbsp;always get this assertion issue failed at the same line (2988). What could be the potential causes for this type of error?&nbsp;</P><P>&nbsp;</P> Sat, 04 Apr 2020 03:12:00 GMT https://community.intel.com/t5/Intel-MPI-Library/Intel-MPI-issue/m-p/1155272#M6205 llodds 2020-04-04T03:12:00Z https://community.intel.com/t5/Intel-MPI-Library/Intel-MPI-issue/m-p/1155273#M6206 <P>Duplicate thread. Please&nbsp;refer to this thread instead:&nbsp;<A href="https://software.intel.com/en-us/forums/intel-clusters-and-hpc-technology/topic/851861">https://software.intel.com/en-us/forums/intel-clusters-and-hpc-technology/topic/851861</A></P> Mon, 06 Apr 2020 05:36:53 GMT https://community.intel.com/t5/Intel-MPI-Library/Intel-MPI-issue/m-p/1155273#M6206 PrasanthD_intel 2020-04-06T05:36:53Z