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: 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.

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 Replies Last Postsort ascending
Sticky topic Sticky: Intel Premier Support Legacy Status Update
by Noga C. (Intel)
Mon, 12/12/2016 - 18:42 0
by Noga C. (Intel)
Mon, 12/12/2016 - 18:42
Sticky topic Sticky: New tutorial available on analyzing hybrid OpenMP+MPI applications
by Gergana S. (Intel)
Wed, 11/02/2016 - 15:36 0
by Gergana S. (Intel)
Wed, 11/02/2016 - 15:36
Sticky topic Sticky: Intel MPI Library Troubleshooting Guide
by Gergana S. (Intel)
Mon, 07/27/2015 - 14:47 0
by Gergana S. (Intel)
Mon, 07/27/2015 - 14:47
Normal topic mpirun errors
by lakshitha p.
Fri, 02/17/2017 - 12:00 0
by lakshitha p.
Fri, 02/17/2017 - 12:00
Normal topic mpsvars error
by Raju A.
Fri, 02/10/2017 - 11:08 1
by Si, Zhuowei
Thu, 02/16/2017 - 20:14
Normal topic MPI/openMP segmentation error
by buu pham
Wed, 02/08/2017 - 18:51 1
by Si, Zhuowei
Thu, 02/16/2017 - 19:52
Normal topic MPI Bi-band benchmark shows MPI cannot exploit full duplex transmission mode
by seongyun k.
Mon, 01/16/2017 - 16:50 2
by McCalpin, John
Thu, 02/16/2017 - 13:23
Normal topic cross-compilation
by kazue motohashi
Wed, 02/15/2017 - 17:15 1
by Tim P.
Wed, 02/15/2017 - 18:54
Normal topic Problem with Intel Trace Collector
by Marco C.
Wed, 07/01/2015 - 12:07 8
by Pushpa H.
Wed, 02/08/2017 - 23:20
Normal topic MPI - Code hangs when send/recv large data
by Haoyan H.
Fri, 02/19/2016 - 18:12 5
by Tom K.
Tue, 02/07/2017 - 02:14
Normal topic MPI_Recv Hangs While Receiving Large Array
by Simon B.
Tue, 02/07/2017 - 01:41 0
by Simon B.
Tue, 02/07/2017 - 01:41
Hot topic mpiexec does not run
by Hewei S.
Fri, 12/30/2016 - 01:16 15
by Jose Carlos Aramburu
Fri, 02/03/2017 - 11:12
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 INTEL-MPI-5.0: Bug in MPI-3 shared-memory allocation (MPI_WIN_ALLOCATE_SHARED, MPI_WIN_SHARED_QUERY)
by Michael R.
Tue, 08/05/2014 - 00:51 4
by Tullos, James A
Wed, 02/01/2017 - 08:45
Normal topic MPI having bad performance in user mode, runs perfectly in root
by Jeremie Lagraviere
Thu, 01/21/2016 - 08:32 13
by Artem R. (Intel)
Wed, 02/01/2017 - 06:44
Normal topic mpiifort running fine on some nodes and showing "open_hca: device mlx4_0 not found" for others
by Edrisse C.
Wed, 01/25/2017 - 00:08 2
by Edrisse C.
Tue, 01/31/2017 - 22:00
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 libfabric.so.1 not found warning
by Ronald G.
Tue, 01/10/2017 - 08:53 1
by Tullos, James A
Tue, 01/31/2017 - 13:03
Normal topic MPI_Info_set crashes
by Qinghua W.
Wed, 01/18/2017 - 07:27 1
by Tullos, James A
Tue, 01/31/2017 - 12:56
Normal topic MPI_ISend bug on Fortran allocatable character
by Nathan W.
Wed, 01/18/2017 - 09:11 1
by Tullos, James A
Tue, 01/31/2017 - 12:48
Normal topic Why runtime is invalid?
by dingjun.chencmgl.ca
Tue, 01/31/2017 - 06:41 2
by dingjun.chencmgl.ca
Tue, 01/31/2017 - 12:38
Normal topic How to limit the amount of memory to be used for Eager messaging protocol?
by seongyun k.
Mon, 01/16/2017 - 16:46 1
by Dmitry S. (Intel)
Mon, 01/30/2017 - 09:01
Normal topic MPI processes got killed when the computer goes in sleeping mode
by Dany V.
Mon, 01/30/2017 - 06:21 1
by jimdempseyatthecove
Mon, 01/30/2017 - 08:07
Normal topic Problem executing HPCC and IMB benchmarks on IBM platform HPC
by Wodel Y.
Sun, 01/29/2017 - 04:08 0
by Wodel Y.
Sun, 01/29/2017 - 04:08
Normal topic Internal MPI error! cannot read from remote process
by paul g.
Sat, 11/05/2016 - 16:12 6
by Tullos, James A
Tue, 01/24/2017 - 10:33
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.