Intel® Developer Zone:
Intel® Clusters and HPC Technology

Announcements
 

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:

Please do not include private information such as your email address or product serial number in your posts. If you need to share private information with an Intel employee, they can start a private thread for you.

Forum Support Policy

This is a peer forum for developers using Intel® technology. Response times vary depending on the complexity of your issue.
Private messages can only be initiated by Intel employees and members of the Intel® Black Belt Developer program.
Topic / Topic starter Post date Replies Last Post
Normal topic open_hca: device mlx4_0 not found
by Praveen k.
Wed, 06/05/2013 - 07:16 11
by James T. (Intel)
Mon, 06/10/2013 - 08:53
Normal topic Ordering of images on different nodes using Coarray Fortran and IntelMPI
by Jan K.
Mon, 11/24/2014 - 10:01 2
by Jan K.
Tue, 11/25/2014 - 07:52
Normal topic problem with mpich on windows HPC cluster
by parsa.banihashemi
Sat, 05/16/2009 - 22:23 0
by parsa.banihashemi
Sat, 05/16/2009 - 22:23
Normal topic mailinglist/newsgroup
by toonkna
Wed, 06/23/2004 - 07:17 5
by Community Admin
Wed, 07/14/2004 - 05:45
Normal topic Performance of MPI cluster applications with IntelHyperThreading Technology Enabled
by Tim P.
Tue, 10/13/2009 - 11:37 1
by Gergana S. (Intel)
Tue, 10/13/2009 - 11:37
Normal topic Profiling for Clusters
by Henry Gabb (Intel)
Fri, 06/03/2005 - 15:29 0
by Henry Gabb (Intel)
Fri, 06/03/2005 - 15:29
Normal topic what is the purpose of the -rmk option to mpiexec.hydra
by Edmund Sumbar
Tue, 11/16/2010 - 10:07 2
by Edmund Sumbar
Wed, 11/17/2010 - 07:07
Normal topic Intel MPI gives wrong number of physical cores on core i7 Q820?
by Anders S.
Mon, 06/15/2015 - 10:33 5
by Anders S.
Tue, 07/07/2015 - 14:00
Hot topic Question about mpiexec (5.1.3)
by Zhanghong T.
Fri, 06/24/2016 - 00:43 15
by Zhanghong T.
Thu, 06/30/2016 - 13:33
Normal topic Intel multinode Run Problem
by Firat Y.
Tue, 10/24/2017 - 10:00 1
by Firat Y.
Wed, 10/25/2017 - 05:24
Normal topic Passing macro definitions (strings) to mpicc/mpicxx seems broken
by gryghash
Fri, 04/20/2012 - 12:36 2
by gryghash
Mon, 04/23/2012 - 12:08
Normal topic dynamic process management with tmi
by Robo B.
Tue, 11/19/2013 - 00:46 1
by Gergana S. (Intel)
Wed, 11/27/2013 - 15:15
Normal topic License Management
by bholt3
Tue, 03/30/2010 - 16:37 1
by Gergana S. (Intel)
Tue, 03/30/2010 - 16:37
Normal topic How to integrate Intel MPI 2.0 with Grid Engine (SGE)???
by rodrigo.delgado
Thu, 11/02/2006 - 19:05 4
by rodrigo.delgado
Wed, 11/15/2006 - 14:23
Hot topic MPI 4 multi nodes running problem on Windows
by Yongjun
Wed, 04/06/2011 - 08:56 15
by Dmitry Kuzmin (...
Wed, 04/06/2011 - 08:56
Normal topic Unusual requirement?
by Luis S.
Fri, 09/25/2015 - 04:44 1
by James T. (Intel)
Fri, 10/16/2015 - 08:06
Normal topic MPI library crash when spawning > 20 processes using MPI_COMM_SPAWN
by Ed F.
Thu, 10/13/2016 - 03:20 8
by Ed F.
Mon, 10/24/2016 - 04:03
Normal topic Compiling P3DFFT with OpenMPI
by charan_188
Thu, 10/18/2012 - 02:39 2
by charan_188
Sat, 10/20/2012 - 10:45
Normal topic IMPI dapl fabric error
This topic has been moved to "Intel® Math Kernel Library" (View topic)
Normal topic Bug report: Intel C++ Compiler 10.1: OpenMP running fails. (while MSCL is OK)
by jiefeng.liang
Mon, 06/02/2008 - 02:14 2
by jiefeng.liang
Mon, 06/02/2008 - 02:14
Normal topic sshconnectivity script does not work with password containing "["
by Alexis M.
Fri, 09/16/2011 - 15:36 4
by alexisgm
Fri, 09/16/2011 - 15:36
Normal topic How to set each process priority and affinity values when running an MPI program using mpiexec utility ?
by Arthur V. Ratz
Wed, 01/27/2016 - 21:21 5
by Arthur V. Ratz
Thu, 01/28/2016 - 19:21
Normal topic memory problem in I_MPI_WAIT_MODE=1 with shm:ofa fabrics
by Tofu
Tue, 01/31/2017 - 19:52 0
by Tofu
Tue, 01/31/2017 - 19:52
Normal topic MPI Internal Error: invalid error code 489e0e (Ring ids do not match)
by Dave K.
Thu, 03/07/2013 - 12:52 1
by James T. (Intel)
Thu, 03/14/2013 - 07:41
Normal topic MPI_Finalize Error Present with mpiicpc.
by Melissa
Fri, 09/19/2014 - 14:23 2
by Melissa
Fri, 09/19/2014 - 14:44
New posts
No new posts
Hot topic with new posts
Hot topic without new posts
Sticky topic
Locked topic
For more complete information about compiler optimizations, see our Optimization Notice.