[hwloc-devel] Create success (hwloc r1.1a1r2050)

2010-05-04 Thread MPI Team
Creating nightly hwloc snapshot SVN tarball was a success. Snapshot: hwloc 1.1a1r2050 Start time: Tue May 4 21:01:04 EDT 2010 End time: Tue May 4 21:02:59 EDT 2010 Your friendly daemon, Cyrador

Re: [hwloc-devel] Windows 7 problems

2010-05-04 Thread Jeff Squyres
I'm told by my local Microsoft rep that Windows does not currently expose the total number of pages per numa node. Do we document that these numbers on Windows are *available* memory? On May 3, 2010, at 5:25 PM, Samuel Thibault wrote: > Brice Goglin, le Tue 04 May 2010 00:15:42 +0200, a écrit

Re: [OMPI devel] System V Shared Memory for Open MPI:Request forCommunity Input and Testing

2010-05-04 Thread Ashley Pittman
On 4 May 2010, at 15:27, Jeff Squyres wrote: > One thing to be careful with a run-time check is that you might not want > *all* processes on a box to try to alloc a sysv segment, fork a child, try to > connect, ...etc. With large count boxen, you might run out of sysv shmem > segments if all

Re: [OMPI devel] System V Shared Memory for Open MPI:Request forCommunity Input and Testing

2010-05-04 Thread Jeff Squyres
If there's a sleep(1) in the run-time test, that would be an annoying source of delay in the startup of a job. This is not a deal-breaker, but it would be nice(r) if there was a "fast" run-time check that could be checked during the sysv selection logic (i.e., sysv could disqualify itself if

Re: [OMPI devel] System V Shared Memory for Open MPI:Request for Community Input and Testing

2010-05-04 Thread N.M. Maclaren
On May 4 2010, Terry Dontje wrote: Ralph Castain wrote: Is a configure-time test good enough? For example, are all Linuxes the same in this regard. That is if you built OMPI on RH and it configured in the new SysV SM will those bits actually run on other Linux systems correctly? I think

Re: [OMPI devel] System V Shared Memory for Open MPI:Request for Community Input and Testing

2010-05-04 Thread Ralph Castain
On May 4, 2010, at 7:56 AM, Terry Dontje wrote: > Ralph Castain wrote: >> >> >> On May 4, 2010, at 3:45 AM, Terry Dontje wrote: >> >>> Is a configure-time test good enough? For example, are all Linuxes the >>> same in this regard. That is if you built OMPI on RH and it configured in >>>

Re: [OMPI devel] System V Shared Memory for Open MPI:Request for Community Input and Testing

2010-05-04 Thread Terry Dontje
Ralph Castain wrote: On May 4, 2010, at 3:45 AM, Terry Dontje wrote: Is a configure-time test good enough? For example, are all Linuxes the same in this regard. That is if you built OMPI on RH and it configured in the new SysV SM will those bits actually run on other Linux systems

Re: [OMPI devel] System V Shared Memory for Open MPI:Request for Community Input and Testing

2010-05-04 Thread Ralph Castain
On May 4, 2010, at 3:45 AM, Terry Dontje wrote: > Is a configure-time test good enough? For example, are all Linuxes the same > in this regard. That is if you built OMPI on RH and it configured in the new > SysV SM will those bits actually run on other Linux systems correctly? I > think

Re: [OMPI devel] System V Shared Memory for Open MPI:Request for Community Input and Testing

2010-05-04 Thread N.M. Maclaren
On May 4 2010, Terry Dontje wrote: Is a configure-time test good enough? For example, are all Linuxes the same in this regard. That is if you built OMPI on RH and it configured in the new SysV SM will those bits actually run on other Linux systems correctly? I think Jeff had hinted to

Re: [OMPI devel] System V Shared Memory for Open MPI:Request for Community Input and Testing

2010-05-04 Thread Terry Dontje
Is a configure-time test good enough? For example, are all Linuxes the same in this regard. That is if you built OMPI on RH and it configured in the new SysV SM will those bits actually run on other Linux systems correctly? I think Jeff had hinted to this similarly when suggesting this may

Re: [hwloc-devel] [hwloc-svn] svn:hwloc r2044

2010-05-04 Thread Samuel Thibault
bgog...@osl.iu.edu, le Tue 04 May 2010 01:32:00 -0400, a écrit : > @@ -326,6 +330,10 @@ > if (nr_tids == max_tids) { >max_tids += 8; >tids = realloc(tids, max_tids*sizeof(pid_t)); > + if (!tids) { > +errno = ENOMEM; > +return -1; > + } > } >

Re: [hwloc-devel] want 1.0rc4?

2010-05-04 Thread Samuel Thibault
Brice Goglin, le Tue 04 May 2010 07:54:47 +0200, a écrit : > line 41 of src/misc.c in hwloc_snprintf(): > > str = malloc(size); > > > I am not sure what to do about this one... Is there any value we could return > without possibly breaking the caller ? 0 seems relatively safe to

Re: [hwloc-devel] want 1.0rc4?

2010-05-04 Thread Brice Goglin
On 04/05/2010 03:57, Christopher Samuel wrote: > > On 03/05/10 09:57, Jeff Squyres wrote: > > > 1.0rc4 is up. > > Running coccicheck on 1.0rc4 flags up this construct, I presume > as an ambiguous construction: > > if (!topology->flags & HWLOC_TOPOLOGY_FLAG_WHOLE_SYSTEM) { > > That's at line