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: 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 startersort ascending Post date Replies Last Post
Normal topic if an openmp code works on a single cpu with multi-threads, will it neccessarily work on a multi-processor machine?
by cuimenge
Thu, 01/10/2008 - 09:12 1
by Tim P.
Thu, 01/10/2008 - 09:12
Normal topic IEEE-style quad precision
by awbeale
Mon, 08/09/2004 - 23:06 2
by awbeale
Mon, 08/09/2004 - 23:06
Normal topic idb with mpirun error
by (name withheld)
Sat, 05/06/2006 - 19:44 5
by Community Admin
Thu, 05/11/2006 - 19:36
Normal topic idb parallel debugging "no main" problem
by sdettrick
Wed, 02/18/2009 - 10:12 5
by Tim P.
Wed, 02/18/2009 - 10:12
Normal topic idb discontinued, but mpiexec doesn't know
by dsi-intel d.
Fri, 10/03/2014 - 02:10 3
by Tullos, James A
Thu, 10/09/2014 - 09:19
Normal topic IDB debugging of a 32 bit MPI app on Intel Cluster Dev Toolkit 11.1
by Jim Eichler
Mon, 08/01/2011 - 16:32 2
by Jim Eichler
Tue, 08/02/2011 - 17:42
Normal topic ictvars.sh referring to wrong path for iccvars.sh
by Andrew P
Wed, 03/21/2012 - 10:46 2
by Tullos, James A
Mon, 04/02/2012 - 14:58
Normal topic ictvars.sh and friends add many times the same path to environment variables
by Guillaume De Nayer
Tue, 07/05/2011 - 02:07 2
by Guillaume De Nayer
Tue, 07/05/2011 - 02:07
Normal topic ICTCE under Windows HPC 2008
by hornik2008
Tue, 09/02/2008 - 05:04 2
by Tim P.
Tue, 09/02/2008 - 05:04
Normal topic ICT shared installation vs separated and ICT Live CD for dynamic node adding
by rabbitsoft
Tue, 03/23/2010 - 05:25 1
by Tim P.
Tue, 03/23/2010 - 05:29
Normal topic ICS Installation problems
by zuch
Tue, 05/24/2011 - 03:59 2
by zuch
Tue, 05/24/2011 - 03:59
Normal topic ICS 2011 is 15% slower than ICT 2010 on the same cluster with "basic install"
by Guillaume De Nayer
Tue, 07/05/2011 - 01:51 8
by Dmitry Kuzmin (...
Tue, 07/12/2011 - 02:14
Normal topic ICR: Infiniband specific tests
by jollyshah
Thu, 04/02/2009 - 03:33 2
by jollyshah
Thu, 04/02/2009 - 03:33
Normal topic ICR: HPCC test module
by jollyshah
Wed, 03/11/2009 - 21:53 0
by jollyshah
Wed, 03/11/2009 - 21:53
Normal topic IBM 4.0 and data-check
by Håkon B.
Wed, 11/12/2014 - 02:18 1
by Tullos, James A
Mon, 01/05/2015 - 13:32
Hot topic IB PKEY and Service_Level
by itayberm
Sun, 02/28/2010 - 06:53 15
by itayberm
Sun, 02/28/2010 - 06:53
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 I realy liked the rdram boards but this technology stoped
by nvance
Tue, 07/20/2004 - 00:11 0
by nvance
Tue, 07/20/2004 - 00:11
Normal topic I can't run program on slave node
by camiyu917gmail.com
Wed, 05/20/2009 - 17:43 14
by Dmitry Kuzmin (...
Wed, 05/20/2009 - 17:43
Normal topic I am interested in Thunder cluster's hpl efficiency
by Nan Qiao (Intel)
Thu, 07/01/2004 - 03:47 8
by Clay B.
Fri, 07/09/2004 - 22:18
Normal topic Hyperthreading and Java and Database
by manigandan
Wed, 09/14/2005 - 09:32 0
by manigandan
Wed, 09/14/2005 - 09:32
Hot topic HYDT_bscu_wait_for_completion
by Eh C.
Mon, 02/11/2013 - 10:29 31
by Tullos, James A
Wed, 06/19/2013 - 11:56
Normal topic Hybrid OpenMP/MPI doesn't work with the Intel compiler
by Chris S.
Wed, 10/09/2013 - 09:17 5
by Chris S.
Thu, 10/10/2013 - 07:41
Normal topic Hybrid OpenMP+MPI: How to synchronize access to MPI shared RMA window by multiple OpenMP threads ?
by Arthur V. Ratz
Thu, 02/04/2016 - 08:33 6
by Arthur V. Ratz
Tue, 02/09/2016 - 19:21
Normal topic Hybrid MPI/OpenMP process pinning
by Joel
Tue, 11/15/2011 - 07:17 6
by Dmitry S. (Intel)
Wed, 02/27/2013 - 00:52
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Hot topic with new posts
Hot topic without new posts
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For more complete information about compiler optimizations, see our Optimization Notice.