Openmpi experiences random hangs when using shared memory communication

Bug #504659 reported by Simen Gaure
32
This bug affects 6 people
Affects Status Importance Assigned to Milestone
openmpi (Ubuntu)
Confirmed
Undecided
Unassigned

Bug Description

Openmpi in 9.10 suffers from the bug described here https://svn.open-mpi.org/trac/ompi/ticket/2043
More importantly, from the version information from 10.04 (Lucid) it also seems to apply there.

ProblemType: Bug
Architecture: amd64
Date: Fri Jan 8 09:47:06 2010
DistroRelease: Ubuntu 9.10
NonfreeKernelModules: vmnet vmci vmmon nvidia
Package: libopenmpi1.3 1.3.2-3ubuntu1.1
ProcEnviron:
 LANGUAGE=nb_NO:nb:no_NO:no:nn_NO:nn:en_GB:en
 PATH=(custom, user)
 LANG=nb_NO.UTF-8
 SHELL=/bin/bash
ProcVersionSignature: Ubuntu 2.6.31-17.54-generic
SourcePackage: openmpi
Uname: Linux 2.6.31-17-generic x86_64
XsessionErrors:
 (polkit-gnome-authentication-agent-1:3086): GLib-CRITICAL **: g_once_init_leave: assertion `initialization_value != 0' failed
 (thunderbird-bin:3117): GLib-WARNING **: g_set_prgname() called multiple times
 (firefox:5495): GLib-WARNING **: g_set_prgname() called multiple times
 (firefox:5539): GLib-WARNING **: g_set_prgname() called multiple times
 (firefox:11868): GLib-WARNING **: g_set_prgname() called multiple times

Revision history for this message
Simen Gaure (simen) wrote :
Revision history for this message
Jan Frybort (jan.frybort) wrote :

I can confirm this. Openmpi version 1.4.1 is vorking properly.

Revision history for this message
Emmanuel FARHI (farhi) wrote :

I can also confirm this bug on Karmic.
Upgrade to openmpi 1.4.1 is absolutely required.
Openmpi 1.2.5 used in 8.04 also works fine.
I use Karmic amd64 on an 8 core machine.

Revision history for this message
Emmanuel FARHI (farhi) wrote :

Current solution on Karmic is to remove openmpi, install mpich and start 'mpd'. It is much more stable.

Changed in openmpi (Ubuntu):
status: New → Confirmed
Revision history for this message
Graziano (graziano-giuliani-gmail) wrote :

OpenMPI works only disabling sm btl on ubuntu for me, either using 32/64 bit and intel/amd processors on x86. Mpich is not a solution.

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