Intel® Developer Zone:
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: Intel® MPI Library support resources, Intel® Trace Analyzer and Collector 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 Issues with the I_MPI_HYDRA_BOOTSTRAP* envs, Intel MPI 4.0.1, SLES11 SP1
by Christian Gugge...
Mon, 11/15/2010 - 02:00 2
by Christian Gugge...
Mon, 11/15/2010 - 06:03
Normal topic Can Cluster Runtimes & Checker support RHEL 6.2?
by Ct Sun
Wed, 06/13/2012 - 04:20 2
by Tim P.
Wed, 06/13/2012 - 04:20
Normal topic SMPD : create process failed
by Ines F.
Wed, 01/08/2014 - 21:23 5
by James T. (Intel)
Wed, 01/22/2014 - 11:45
Normal topic 2D FFT performance on cluster
by (name withheld)
Wed, 04/12/2006 - 08:32 7
by (name withheld)
Wed, 04/26/2006 - 01:37
Normal topic Tool to obtain hardware counters on Nehalem processor
by notahoo
Mon, 12/22/2008 - 13:30 1
by Tim P.
Mon, 12/22/2008 - 13:30
Normal topic Fault Tolerance Question
by holysword
Mon, 06/15/2015 - 07:36 0
by holysword
Mon, 06/15/2015 - 07:36
Normal topic MPI: Too Many Communicators
by John Young
Wed, 06/22/2016 - 13:00 5
by ping t.
Thu, 01/05/2017 - 18:14
Normal topic How to guarantee that the number of processes are properly allocated to each of the nodes
by Sungho H.
Mon, 10/16/2017 - 14:55 1
by Klaus-Dieter Oe...
Tue, 11/07/2017 - 02:18
Normal topic Package/software for creating cluster
by ndsr
Sat, 04/02/2011 - 07:13 4
by ndsr
Sat, 04/02/2011 - 07:13
Normal topic Program launched with mpirun does nothing
by Miguel M.
Thu, 12/20/2012 - 09:06 1
by James T. (Intel)
Thu, 12/20/2012 - 09:09
Normal topic Intel Micro Benchmark Result Problem with PCI-passthrough via FDR infiniband
by phonlawat k.
Mon, 05/26/2014 - 23:08 3
by phonlawat k.
Sat, 06/21/2014 - 03:52
Hot topic Installing ICTCE on WCCS and jobs distribution problem
by toastnmaker
Mon, 01/14/2008 - 04:26 17
by toastnmaker
Mon, 01/14/2008 - 04:26
Normal topic Valgrind Support
by domw
Wed, 07/01/2009 - 07:05 1
by Gergana S. (Intel)
Wed, 07/01/2009 - 07:05
Normal topic Error using more than 1 node
by Brian S.
Sun, 09/20/2015 - 18:02 1
by James T. (Intel)
Fri, 10/16/2015 - 08:03
Normal topic Cluster two computers for Intel MPI
by Peter F.
Mon, 10/10/2016 - 11:15 2
by Peter F.
Thu, 10/20/2016 - 10:28
Normal topic MPI_BARRIER not finishing
by Jesper Carlson
Thu, 09/15/2011 - 05:59 4
by Dmitry Kuzmin (...
Thu, 09/15/2011 - 06:04
Normal topic ILP64 model: using MPI_IN_PLACE in MPI_REDUCE seems to yield wrong results
by Stefan K.
Mon, 04/22/2013 - 05:23 12
by James T. (Intel)
Tue, 09/02/2014 - 12:51
Normal topic Problem in running mpirun command through newly created user
by Ajay K.
Mon, 10/20/2014 - 02:47 0
by Ajay K.
Mon, 10/20/2014 - 02:47
Normal topic Running mpi w/o mpiexec/mpirun
by jaewonj
Mon, 11/09/2009 - 19:19 13
by jaewonj
Fri, 08/13/2010 - 10:49
Normal topic Can you help me to figure out why this program cannot be executed using more than 2 processors ?
by Arthur V. Ratz
Wed, 01/27/2016 - 21:18 12
by Arthur V. Ratz
Tue, 02/09/2016 - 19:20
Normal topic why 'logic' value of KMP_AFFINITY is invalid?
by dingjun.chencmgl.ca
Tue, 01/31/2017 - 07:41 1
by McCalpin, John
Wed, 02/01/2017 - 09:19
Normal topic Debugging HPC Applications
by Community Admin
Tue, 06/22/2004 - 18:07 6
by Community Admin
Fri, 07/09/2004 - 15:50
Normal topic Running NPB3.3 with I-MPI
by grovershah
Thu, 05/06/2010 - 06:14 1
by Dmitry Kuzmin (...
Thu, 05/06/2010 - 06:14
Normal topic Problem with intelmpi 4.0, process desapear, will be zombies or just finish
by jperaltac
Thu, 07/29/2010 - 09:36 4
by jperaltac
Thu, 07/29/2010 - 09:36
Normal topic Intel MPI on Windows Authorization questions
by jackyjngwn
Mon, 03/12/2012 - 10:53 11
by Christophe H.
Fri, 10/07/2016 - 00:41
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