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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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Intel monitors this forum Monday – Friday, 09:00 – 17:00 Pacific Time (GMT –7:00). Depending on the amount of research we need to do to track down the answer, it may take a day or two for us to respond.
Topic / Topic starter Post date Repliessort ascending Last Post
Normal topic Have You Heard Of "Scaling Performance Forward"?
by Wesley Shimanek...
Wed, 04/15/2009 - 06:37 1
by srimks
Wed, 04/15/2009 - 06:37
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 Can we use intel MPI 4.0 with a default 8-byte integer Fortran application?
by John Young
Wed, 02/09/2011 - 10:01 1
by Dmitry Kuzmin (...
Wed, 02/09/2011 - 10:01
Normal topic mpiifort and 'end-of-file during read'
by Ines F.
Fri, 03/21/2014 - 10:52 1
by James T. (Intel)
Tue, 04/08/2014 - 13:29
Normal topic [IMB PATCH] Fix group memory leak
by Michal S.
Tue, 08/09/2016 - 11:35 1
by Dmitry S. (Intel)
Fri, 08/12/2016 - 08:54
Normal topic What is hyperthreading? Is it related to SMP?
by Deleted User
Tue, 11/02/2004 - 17:14 1
by suzanne
Wed, 11/10/2004 - 17:58
Normal topic Broken links after Intel MPI Library runtime install on Win 7 Ent
by Austen D.
Thu, 03/28/2013 - 15:13 1
by James T. (Intel)
Fri, 03/29/2013 - 06:47
Normal topic MPI_Test blocks on the request from MPI_Rget
by seongyun k.
Mon, 02/15/2016 - 01:57 1
by Mark L. (Intel)
Mon, 02/29/2016 - 18:39
Normal topic Nocona vs Northwood
by anthony1980
Mon, 11/15/2004 - 13:31 1
by Tim P.
Mon, 11/15/2004 - 23:15
Closed topic Problem with the use of Intel MPI DAPL fabric
by dingjun.chencmgl.ca
Wed, 01/08/2014 - 07:10 1
by James T. (Intel)
Fri, 01/10/2014 - 09:27
Normal topic Documentation for configuring Intel Cluster Studio XE with Moab/Torque queue manager
by An Le (Intel)
Tue, 01/29/2013 - 09:34 1
by James T. (Intel)
Wed, 01/30/2013 - 09:17
Normal topic Poor performance of MPI even with Infiniband
by seongyun k.
Wed, 01/27/2016 - 18:47 1
by Artem R. (Intel)
Thu, 01/28/2016 - 01:06
Normal topic mpdboot take two via .. is correct?
by jperaltac
Thu, 07/29/2010 - 14:44 1
by Gergana S. (Intel)
Thu, 07/29/2010 - 14:44
Normal topic one-sided communication in Intel MPI
by M Wang
Thu, 06/10/2010 - 08:52 1
by Dmitry Kuzmin (...
Thu, 06/10/2010 - 08:52
Normal topic mpif77 not passing
by Ignacio F.
Wed, 09/11/2013 - 08:44 1
by James T. (Intel)
Wed, 09/11/2013 - 11:47
Normal topic MPI 64 bit
by valerio19
Fri, 03/04/2011 - 00:36 1
by Dmitry Kuzmin (...
Fri, 03/04/2011 - 00:36
Normal topic MPI V3.2 single-user seat can be used in HPC env?
by zhanghgaokaifh.cn
Wed, 12/24/2008 - 19:30 1
by Tim P.
Wed, 12/24/2008 - 19:30
Normal topic Misterious BLACS
by phaser75
Tue, 11/24/2009 - 00:15 1
by Dmitry Kuzmin (...
Tue, 11/24/2009 - 00:15
Normal topic mpitune: Error in thread 'MTWTN_0': 'NoneType' object has no attribute 'group'
by Pak Lui
Fri, 07/06/2012 - 18:36 1
by Dmitry Kuzmin (...
Sun, 07/08/2012 - 23:25
Normal topic Need help making sense of NBC performance (MPI3)
by Ariel B.
Tue, 08/25/2015 - 04:23 1
by Mark L. (Intel)
Tue, 08/25/2015 - 22:26
Normal topic missing mpivars.sh in intel-compilerprof-256-12.1-7 when running mpirun
by andres-more (Intel)
Tue, 03/20/2012 - 12:28 1
by Gergana S. (Intel)
Tue, 03/20/2012 - 12:43
Normal topic MPI run crashes on more than one node
by Sravan K.
Mon, 01/20/2014 - 03:58 1
by James T. (Intel)
Wed, 01/22/2014 - 11:16
Normal topic RLIMIT_MEMLOCK too small, although locked men = unlimited
by joseph g.
Sat, 06/27/2015 - 06:00 1
by James T. (Intel)
Tue, 07/07/2015 - 07:40
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 Link error with MPICH2
by plumar
Tue, 06/29/2010 - 03:18 1
by Dmitry Kuzmin (...
Tue, 06/29/2010 - 05:10
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