https://community.intel.com/t5/Intel-Moderncode-for-Parallel/mpirun-failed-to-start-when-TMPDIR-is-set/m-p/782078#M270 If you want an expert explanation of this problem, the cluster and HPC forum would be a more likely place to ask. Mon, 23 Jul 2012 14:50:33 GMT TimP 2012-07-23T14:50:33Z https://community.intel.com/t5/Intel-Moderncode-for-Parallel/mpirun-failed-to-start-when-TMPDIR-is-set/m-p/782077#M269 <P><SPAN style="font-family: 'Times New Roman'; color: blue; font-size: x-small;">When the environment variable TMPDIR is set to the current directory, not matter it is '.', './', or full path, the Intel MPI failed to run.</SPAN></P><P><SPAN style="font-family: 'Times New Roman'; color: blue; font-size: x-small;"><BR /></SPAN></P><P>This happens on all MPI versions ( including 4.0)</P><P></P><P>[linfa@babbage testrun]$ setenv TMPDIR .<BR />[linfa@babbage testrun]$ {/opt/intel/impi/3.2.0.011/bin64/mpirun} -n 2 <OUR program=""><BR /><B>mpdboot_babbage.tx.altair.com (handle_mpd_output 730): Failed to establish a socket connection with babbage:54848 : (111, 'Connection refused')<BR />mpdboot_babbage.tx.altair.com (handle_mpd_output 747): failed to connect to mpd on babbage</B></OUR></P> Tue, 17 Jul 2012 17:32:15 GMT https://community.intel.com/t5/Intel-Moderncode-for-Parallel/mpirun-failed-to-start-when-TMPDIR-is-set/m-p/782077#M269 linfa 2012-07-17T17:32:15Z https://community.intel.com/t5/Intel-Moderncode-for-Parallel/mpirun-failed-to-start-when-TMPDIR-is-set/m-p/782078#M270 If you want an expert explanation of this problem, the cluster and HPC forum would be a more likely place to ask. Mon, 23 Jul 2012 14:50:33 GMT https://community.intel.com/t5/Intel-Moderncode-for-Parallel/mpirun-failed-to-start-when-TMPDIR-is-set/m-p/782078#M270 TimP 2012-07-23T14:50:33Z https://community.intel.com/t5/Intel-Moderncode-for-Parallel/mpirun-failed-to-start-when-TMPDIR-is-set/m-p/782079#M271 Would you mind giving a link? It looks like it is not part of this forum Mon, 23 Jul 2012 17:22:54 GMT https://community.intel.com/t5/Intel-Moderncode-for-Parallel/mpirun-failed-to-start-when-TMPDIR-is-set/m-p/782079#M271 linfa 2012-07-23T17:22:54Z https://community.intel.com/t5/Intel-Moderncode-for-Parallel/mpirun-failed-to-start-when-TMPDIR-is-set/m-p/782080#M272 <A href="http://software.intel.com/en-us/forums/intel-clusters-and-hpc-technology/">http://software.intel.com/en-us/forums/intel-clusters-and-hpc-technology/</A> Mon, 23 Jul 2012 17:48:09 GMT https://community.intel.com/t5/Intel-Moderncode-for-Parallel/mpirun-failed-to-start-when-TMPDIR-is-set/m-p/782080#M272 TimP 2012-07-23T17:48:09Z