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Intel® Clusters and HPC Technology

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A forum for HPC experts and enthusiasts to share their knowledge, resources, and insights for the advancement of HPC solutions, cluster solutions, and the computing architectures that implement them. Other useful information: Support Resources and Product Information

Prior to posting here, take a look at the Intel® MPI Library Troubleshooting section in the latest User's Guides, as that might have the solution you need:

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Topic / Topic starter Post date Replies Last Post
Normal topic SLURM 14.11.9 with MPI_Comm_accept causes Assertion failed when communicating
by John D.
Thu, 07/28/2016 - 05:02 4
by John D.
Tue, 09/06/2016 - 08:27
Normal topic mpdboot - fails
by (name withheld)
Tue, 06/10/2008 - 09:28 5
by jbuddie
Tue, 06/10/2008 - 09:28
Normal topic Unable to run IntelMPI on two different machines
by martialp
Wed, 03/31/2010 - 04:10 3
by Gergana S. (Intel)
Wed, 03/31/2010 - 04:10
Normal topic Intel MPI 4.0.1 with OSC mpiexec unable to launch properly
by slyleo
Fri, 01/21/2011 - 10:37 3
by slyleo
Thu, 01/27/2011 - 15:26
Normal topic Memory leak with Intel MPI
by Matthias N.
Wed, 11/04/2015 - 01:09 1
by Dmitry S. (Intel)
Wed, 11/18/2015 - 02:40
Normal topic hfi1 driver version confusion
by Jason L.
Thu, 11/17/2016 - 11:51 0
by Jason L.
Thu, 11/17/2016 - 11:51
Normal topic I_MPI_FABRICS: ofa or dapl ?
by Guillaume De Nayer
Thu, 03/15/2012 - 06:20 13
by Paul C.
Fri, 10/25/2013 - 09:11
Normal topic Intermittently Cannot Connect To Local MPD
by Richard R.
Mon, 09/23/2013 - 12:24 3
by Richard R.
Wed, 09/25/2013 - 15:08
Normal topic NUMA complete documentation
by prinzrainer
Sat, 05/28/2011 - 19:59 1
by Dmitry Kuzmin (...
Mon, 05/30/2011 - 05:18
Normal topic What is the purpose fo using -rr and -grr round robin options of mpiexec utility ?
by Arthur V. Ratz
Thu, 02/11/2016 - 21:57 2
by Arthur V. Ratz
Thu, 02/11/2016 - 23:19
Normal topic What could be a cause of the MPI program to run slower on multinode cluster?
by Arthur V. Ratz
Mon, 03/27/2017 - 05:30 5
by Arthur V. Ratz
Sat, 04/01/2017 - 06:15
Normal topic IA32_CTL Model Specific Register
by mrshanbh
Mon, 09/13/2004 - 03:23 0
by mrshanbh
Mon, 09/13/2004 - 03:23
Normal topic Service is not running after Intel MPI RTE installs on 32 bit OS
by adambruss
Thu, 08/09/2012 - 12:56 3
by James T. (Intel)
Wed, 10/31/2012 - 12:14
Normal topic large scale MPI error: HYDT_bscu_wait_for_completion
by Beichuan Y.
Fri, 03/07/2014 - 07:40 1
by James T. (Intel)
Tue, 03/25/2014 - 07:36
Normal topic Intel MPI debugging and profiling tools?
by Joe
Wed, 11/16/2011 - 09:08 2
by Joe
Wed, 11/16/2011 - 09:08
Normal topic How to use the Intel Trace Collector(ITC) in non-MPI Application
by klouis
Mon, 12/29/2008 - 05:06 2
by srimks
Mon, 12/29/2008 - 05:06
Normal topic Fast coordinates calculations
by (name withheld)
Thu, 12/08/2005 - 12:37 0
by (name withheld)
Thu, 12/08/2005 - 12:37
Hot topic HYDT_bscu_wait_for_completion
by Eh C.
Mon, 02/11/2013 - 10:29 31
by James T. (Intel)
Wed, 06/19/2013 - 11:56
Normal topic INTEL-MPI-5.0: -prepend-rank on the mpirun command line does not work
by Michael R.
Tue, 08/05/2014 - 01:34 5
by James T. (Intel)
Fri, 09/05/2014 - 09:29
Normal topic MPI Library for Windows Thread support level
by sashibala
Mon, 07/13/2009 - 11:20 3
by Gergana S. (Intel)
Mon, 07/13/2009 - 11:20
Normal topic MPI: polling 'passive' rma operations
by zp3
Sun, 05/03/2015 - 13:48 5
by Mark L. (Intel)
Wed, 06/03/2015 - 11:49
Normal topic mpiicc, mpiicpc, mpiifort, etc. are missing in Parallel Studio XE Cluster Edition
by Islem M.
Fri, 05/20/2016 - 08:18 1
by jimdempseyatthecove
Sun, 05/22/2016 - 18:42
Normal topic Intel optimised Linpack scaling comparision
by Balamurugan R.
Mon, 01/02/2006 - 08:25 1
by Clay B.
Tue, 01/03/2006 - 17:34
Normal topic Uninstall Problem
by Jayanth D.
Wed, 02/13/2013 - 19:02 1
by James T. (Intel)
Thu, 02/14/2013 - 09:21
Normal topic qdel not killing all processes started under Intel MPI
by Noah K.
Mon, 08/25/2014 - 16:47 5
by Gergana S. (Intel)
Wed, 08/27/2014 - 09:00
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For more complete information about compiler optimizations, see our Optimization Notice.