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 everything runs on one core
by itabhiyanta
Wed, 01/16/2013 - 00:52 1
by James T. (Intel)
Wed, 01/16/2013 - 07:01
Hot topic Performance degradation with MPI_THREAD_MULTIPLE
by Adrian I.
Sun, 07/13/2014 - 07:04 18
by Adrian I.
Thu, 09/25/2014 - 08:59
Normal topic requirements in MPI
by yeaksuhoe
Sun, 06/07/2009 - 23:27 12
by yeaksuhoe
Sun, 06/07/2009 - 23:27
Normal topic Building netcdf-4.3.3.1 with Intel MPI library with parallel support : FAIL: run_par_test.sh
by Dhirendra K.
Sat, 08/01/2015 - 06:59 3
by Artem R. (Intel)
Mon, 08/24/2015 - 23:37
Normal topic Openmpi 1.10.3 and Intel parallel studio XE
by Stepha France
Mon, 08/15/2016 - 06:14 1
by Stepha France
Mon, 08/15/2016 - 07:18
Normal topic Python MPI4PY ISSUE
by AKOLKAR, RAHUL
Fri, 02/16/2018 - 21:51 0
by AKOLKAR, RAHUL
Fri, 02/16/2018 - 21:51
Normal topic Bogus python error from Intel MPI mpdboot on Fedora Core 4
by dave-glover
Fri, 05/19/2006 - 14:37 2
by Andrey Derbunov...
Wed, 10/11/2006 - 15:57
Normal topic Simultaneous MPI Runs at the same time...
by jdubose9
Wed, 10/12/2011 - 11:54 2
by Tim P.
Wed, 10/12/2011 - 11:54
Normal topic how can i active mpdboot on my each nodes
by Sungho L.
Wed, 05/29/2013 - 05:17 0
by Sungho L.
Wed, 05/29/2013 - 05:17
Normal topic Tuning Intel MPI for Phi
by Ronald W Green ...
Mon, 11/10/2014 - 06:57 0
by Ronald W Green ...
Mon, 11/10/2014 - 06:57
Normal topic How does Intel MPI handle network failures
by dludick
Tue, 10/27/2009 - 03:53 3
by Dmitry Kuzmin (...
Tue, 10/27/2009 - 03:53
Normal topic system command not executing with mpiicc -O
by srinivasan G.
Thu, 11/19/2015 - 22:54 7
by Gergana S. (Intel)
Tue, 12/01/2015 - 16:07
Normal topic Reference manual for Intel MPI library routines?
by Hallatschek, Klaus
Sun, 12/11/2016 - 13:20 1
by Klaus-Dieter Oe...
Fri, 12/16/2016 - 10:06
Normal topic Different math results in openMP depended on number of processes
by toastnmaker
Mon, 01/28/2008 - 09:16 1
by Georg Bisseling
Mon, 01/28/2008 - 09:16
Normal topic need your help - MPI library - a simple matrix multiplication program
by ericqian
Sun, 04/18/2010 - 22:00 4
by ericqian
Sun, 04/18/2010 - 22:05
Normal topic Which cloud environment is the best for creating a private computational cluster ?
by Arthur V. Ratz
Tue, 02/16/2016 - 20:36 1
by Arthur V. Ratz
Sat, 02/27/2016 - 20:35
Normal topic Join the Intel® Parallel Studio XE 2018 Beta program
by Gergana S. (Intel)
Thu, 04/13/2017 - 15:55 0
by Gergana S. (Intel)
Thu, 04/13/2017 - 15:55
Normal topic Can I download Intel Cluster Check?
by Jia Zhen
Mon, 08/16/2010 - 19:05 2
by Dmitry Kuzmin (...
Mon, 08/16/2010 - 19:05
Hot topic run intel cluster studio on windows xp 32bit
by Annalee (Intel)
Wed, 03/28/2012 - 08:20 22
by James T. (Intel)
Wed, 03/28/2012 - 08:20
Normal topic Slowdown p2p MPI calls
by unrue
Tue, 10/15/2013 - 08:37 3
by unrue
Mon, 11/04/2013 - 00:29
Normal topic MSW IE causes 100% CPU Freeze
by (name withheld)
Wed, 07/14/2004 - 16:05 1
by Vikram Chowdiah...
Wed, 07/14/2004 - 16:05
Normal topic impi-4.0.0.007 run on IB network with "dapl_cma_active: ARP_ERR, retries(15) exhausted"
by Terrence Liao
Tue, 02/08/2011 - 07:02 4
by Dmitry Kuzmin (...
Tue, 02/08/2011 - 07:02
Normal topic Intel MPI + FCA
by Pavel Mezentsev
Tue, 08/28/2012 - 14:08 1
by James T. (Intel)
Wed, 08/29/2012 - 14:09
Normal topic Setting affinity for third party applications that create threads
by dehvidc1
Mon, 03/24/2014 - 19:24 5
by Tim P.
Wed, 04/09/2014 - 07:13
Normal topic shm and ssm don't work, but rdma does
by jon
Mon, 01/26/2009 - 13:50 2
by jon
Mon, 01/26/2009 - 13:50
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