Re: [OMPI users] Accessing Process Affinity within MPI Program

Sorry for the delay in answering this; this mail came after I disappeared for the US holidays. Yes -- through an Open MPI extension (you must configure Open MPI with --enable-mpi-ext=affinity or --enable-mpi-ext=all). See: http://www.open-mpi.org/doc/v1.8/man3/OMPI_Affinity_str.3.php

Re: [OMPI users] Icreasing OFED registerable memory

Hi Waleed As Devendar said (and I tried to explain before), you need to allow the locked memory limit to be unlimited for user processes (in /etc/security/limits.conf), *AND* somehow the daemon/job_script/whatever that launches the mpiexec command must request "ulimit -l unlimited" (directly or

Re: [OMPI users] Icreasing OFED registerable memory

Can you read this thread and see if following grid engine param setting is missing? http://marc.info/?l=npaci-rocks-discussion=135844781420954=2 --- Check that your GridEngine configuration has the following: execd_params H_MEMORYLOCKED=infinity The command qconf -sconf

Re: [OMPI users] Icreasing OFED registerable memory

Hi Waleed, -- Memlock limit: 65536 -- such a low limit should be due to per-user lock memory limit . Can you make sure it is set to "unlimited" on all nodes ( "ulimit -l unlimited")? -Devendar On Tue, Jan 6, 2015 at 3:42 AM, Waleed Lotfy wrote: >

Re: [hwloc-users] Hwloc on windows does not show pci devices

Ah, that explains - thanks for clarifying /Uffe On 2015-01-06 15:26, Brice Goglin wrote: Hello We don't have PCI support on Windows unfortunately. And on non-Linux platforms, you would have PCI devices without their locality, not really useful. The hwloc I/O doc says: "Note that I/O

Re: [hwloc-users] Hwloc on windows does not show pci devices

Hello We don't have PCI support on Windows unfortunately. And on non-Linux platforms, you would have PCI devices without their locality, not really useful. The hwloc I/O doc says: "Note that I/O discovery requires significant help from the operating system. The pciaccess library (the development

[hwloc-users] Hwloc on windows does not show pci devices

Hello, Question: the hwloc binaries (1.10.0) for Windows found on the website does not output pci devices even when supplying "--whole-io" option. hwloc on both linux and freebsd produces the expected output - with pci devices. I haven't been able to find any info about reduced

[OMPI users] [ICCS/Alchemy] 2nd CfP: Architecture, Languages, Compilation and Hardware support for Emerging ManYcore systems

Please accept our apologies if you receive multiple copies of this CfP. *** * ALCHEMY Workshop 2015 * Architecture, Languages, Compilation and Hardware support for Emerging ManYcore systems * * Held in

Re: [OMPI users] Icreasing OFED registerable memory

Hi guys, Sorry for getting back so late, but we ran into some problems during the installation process and as soon as the system came up I tested the new versions for the problem but it showed another memory related warning.