unately that's something that Easybuild makes (relatively) easy.
Thanks for your time everyone - this is my last week at Swinburne before
I leave Australia to start at NERSC in December!
All the best,
Chris
--
Christopher Samuel OzGrav Senior Data Science Support
ARC Centre of Excellence for Grav
On 15/11/18 12:10 pm, Christopher Samuel wrote:
> I wonder if it's because they use libtool instead?
Yup, it's libtool - using it compile my toy example shows the same
behaviour with "readelf -d" pulling in the private libraries directly. :-(
[csamuel@farnarkle2 libtool]$ cat
On 15/11/18 11:45 am, Christopher Samuel wrote:
> Unfortunately that's not the case, just creating a shared library
> that only links in libmpi.so will create dependencies on the private
> libraries too in the final shared library. :-(
Hmm, I might be misinterpreting the outpu
000)
/lib64/ld-linux-x86-64.so.2 (0x7f018a46b000)
libnuma.so.1 => /lib64/libnuma.so.1 (0x7f0188e52000)
libltdl.so.7 => /lib64/libltdl.so.7 (0x7f0188c48000)
libgcc_s.so.1 =>
/apps/skylake/software/core/gcccore/6.4.0/lib64/libgcc_s.so.1
(0x7f018a499000)
you folks have come across before?
All the best,
Chris
--
Christopher Samuel OzGrav Senior Data Science Support
ARC Centre of Excellence for Gravitational Wave Discovery
http://www.ozgrav.org/ http://twitter.com/ozgrav
___
devel mai
On 08/11/17 12:30, Kawashima, Takahiro wrote:
> As other people said, Fujitsu MPI used in K is based on old
> Open MPI (v1.6.3 with bug fixes).
I guess the obvious question is will the vanilla Open-MPI work on K?
--
Christopher SamuelSenior Systems Administrator
Mel
On 30/10/17 14:07, Christopher Samuel wrote:
> We have an issue where codes compiled with Open-MPI kill nodes with
> ConnectX-4 and ConnectX-5 cards connected to Mellanox Ethernet switches
> using the mlx5 driver from the latest Mellanox OFED
For the record, this crash is fixed in Mell
--
Christopher SamuelSenior Systems Administrator
Melbourne Bioinformatics - The University of Melbourne
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545
___
devel mailing list
devel@lists.open-mpi.org
https://lists.open-mpi.org/mailman
t a backtrace from all threads at once with:
thread apply all bt
It's not just limited to 'bt' either:
(gdb) help thread apply
Apply a command to a list of threads.
List of thread apply subcommands:
thread apply all -- Apply a command to all threads
--
Christopher SamuelSenior Sys
pened before then I'd suggest allow for it to happen
again by adding HHMM. Otherwise looks sensible to me (YMMV).
--
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545
http://www.
On 31/08/16 14:01, Paul Hargrove wrote:
> So, the sparc platform is a bit more orphaned that it already was when
> support stopped at Wheezy.
Ah sorry, I didn't realise you were on a non-LTS Wheezy architecture.
--
Christopher SamuelSenior Systems Administrator
VLSCI - Victoria
===>]
8,192,091 1.75M/s in 7.3s
2016-08-31 12:12:08 (1.07 MB/s) - `openmpi-2.0.1rc2.tar.bz2' saved
[8192091/8192091]
All the best,
Chris
--
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb
GNU/Linux 7 \n \l
cheers,
Chris
--
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545
http://www.vlsci.org.au/ http://twitter.com/vlsci
On 19/07/16 02:05, Brice Goglin wrote:
> Yes, kill all netloc lists.
Will the archives be preserved somewhere for historical reference?
All the best,
Chris
--
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email:
l involved with this.
--
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545
http://www.vlsci.org.au/ http://twitter.com/vlsci
think it sends the right message
about openness and hopefully allows a community to build around MPI
testing in general.
Certainly happy to try it out!
All the best,
Chris
--
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Emai
On 18/05/16 09:59, Gilles Gouaillardet wrote:
> the (main) reason is none of us are lawyers and none of us know whether
> all test suites can be redistributed for general public use or not.
Thanks Gilles,
All the best,
Chris
--
Christopher SamuelSenior Systems Administrator
ool and found MTT but commented:
# OpenMPI has the MPI Testing Tool which looks like it would work,
# but most of there tests seem private.
and so moved on to look at other options instead.
All the best,
Chris
--
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Scien
On 03/05/16 18:11, Paul Hargrove wrote:
> xlc-13.1.0 on Linux dies compiling the embedded hwloc in this rc
> (details below).
In case it's useful xlc 12.1.0.9-140729 (yay for BGQ living in the past)
doesn't ICE on RHEL6 on Power7.
All the best,
Chris
--
Christopher Samuel
ebug why their
code wouldn't compile. :-)
Apologies for the noise.
All the best,
Chris
--
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545
http://www.vlsci.org.au/ http://twitter.com/vlsci
sers
(who happened to be our director) tried to use it it failed because the
mpi.mod module created during the build is compiler dependent. :-(
So ever since we've done separate builds for GCC and for Intel.
All the best!
Chris
--
Christopher SamuelSenior Systems Administrator
VLSCI -
Chris
--
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545
http://www.vlsci.org.au/ http://twitter.com/vlsci
open fine for me
at the moment (using KDE's Okular PDF viewer).
Thanks for putting them up Jeff!
All the best,
Chris
--
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55
On 02/09/15 13:09, Christopher Samuel wrote:
> Instead PMI2 is in a contrib directory which appears to need manual
> intervention to install.
Confirming from the Slurm list that PMI2 is not built by default, it's
only the RPM build process that will include it without intervention.
dering in case anyone had run into this here too?
All the best,
Chris
--
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545
http://www.vlsci.org.au/ http://twitter.com/vlsci
an HPC company no longer exists.
INRIA does have Open-MX (Myrinet Express over Generic Ethernet
Hardware), last release December 2014. No idea if it's still developed
or used..
http://open-mx.gforge.inria.fr/
Brice?
Open-MPI is listed as working with it there. ;-)
--
Christopher Samuel
On 14/07/15 01:49, Ralph Castain wrote:
> Okay, 1.8.7rc3 (we already had an rc2) is now out with all these changes
> - please take one last look.
Looks OK for XRC here, thanks!
--
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Init
tps://software.intel.com/en-us/articles/intelr-mpss-transition-to-yocto-faq
All the best,
Chris
--
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545
http://www.vlsci.org.au/ http://twitter.
$USER just broke the build at VMWare"; for example:
https://twitter.com/vmwarepbs/status/4634524702
:-)
--
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545
htt
Thanks!
Chris
--
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545
http://www.vlsci.org.au/ http://twitter.com/vlsci
e with lungs can get
# it. We hope that further funding to research will one day
# provide a cure and better trials for others.
Valē Chris.
All the best,
Chris
--
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.e
a convenient server with a not-so-mainstream architecture (and an
older RHEL release through necessity). Sorry to get your hopes up! :-)
All the best,
Chris
--
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au P
cript of gdb doing "thread apply all bt full" in
case that's helpful.
All the best,
Chris
--
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545
http://www.vlsci.org.au/
E (though of course may
not be relevant) - "The first Read response was not treated as
implicit ACK" (discovered in 2.30.8000).
All the best,
Chris
--
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au
rts this:
3405 open("/dev/mem", O_RDONLY)= -1 EACCES (Permission denied)
FWIW dmidecode does the same.
samuel@haswell:~$ dmidecode
# dmidecode 2.12
/dev/mem: Permission denied
All the best,
Chris
--
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Science
-mirror$
I'm using https://github.com/open-mpi/ompi-svn-mirror.git so
let me know if I should be using something else now.
cheers,
Chris
--
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3
s work on an
alternative solution that we will be able to use.
Thanks!
Chris
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545
http://www.vlsci.org.au/ http://twitter.com/vlsci
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
On 08/05/14 23:45, Ralph Castain wrote:
> Artem and I are working on a new PMIx plugin that will resolve it
> for non-Mellanox cases.
Ah yes of course, sorry my bad!
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Vic
ted on then is flat out at the moment but I'll try and
sneak a 64-core job using identical configs and compare mpirun, srun
on its own and srun with PMI2.
All the best,
Chris
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
luster that those tests were run on has 70 nodes, each with 16
cores, so I suspect we're a long long way away from that pain point.
All the best!
Chris
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au
to enable PMI2 by default so that only those
who requested it got it then I'd be more than happy - we'd just add it
to our script to build it.
All the best!
Chris
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.ed
CPUs 0.280824 s/step 1.62514 days/ns 904.91 MB memory
WallClock: 7522.677246 CPUTime: 7522.677246 Memory: 969.433594 MB
So to me it looks like (for NAMD on our system at least) that
PMI2 does seem to give better scalability.
All the best!
Chris
- --
Christopher SamuelSenior Systems Admin
t;
> Average of 563 seconds.
>
> So that's about 23% slower.
>
> Everything is identical (they're all symlinks to the same golden
> master) *except* for the srun / mpirun which is modified by
> copying the batch script and substituting mpirun for srun.
- --
Christopher Samuel
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On 30/03/14 02:04, Ralph Castain wrote:
> turns out that some linux distro's automatically set LS_COLORS in
> your environment when running old versions of csh/tcsh via their
> default dot files
For example RHEL6 does this..
- --
Ch
hanks for the idea, Samuel!)
My pleasure!
All the best,
Chris
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545
http://www.vlsci.org.au/ http://twitter.com/vlsci
-B
ag of jobs it's not likely
useful, but if you had a system dedicated to running an in house code
then you could conceive of situations where you might want to react to
over-temperature cores, nodes, etc.
cheers,
Chris
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victoria
occurs, ia64 will be removed from testing on
# Friday 24th January 2014.
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545
http://www.vlsci.org.au/ http://twitter.com
er way to
assist would be to help out Sylvestre and the other Debian
maintainers? This might be a handy place to start:
http://qa.debian.org/developer.php?login=pkg-openmpi-maintainers%40lists.alioth.debian.org
All the best,
Chris
- --
Christopher SamuelSenior Systems Administrator
occurs with plain v1.6.5 and it doesn't
> occur with patched v1.6.5.
Perfect, thanks!
Sorry for the delay, been away on holiday.
All the best,
Chris
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.e
est,
Chris
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545
http://www.vlsci.org.au/ http://twitter.com/vlsci
-BEGIN PGP SIGNATURE-
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ebug info hadn't shown it
getting to the point of launching the executable. Mea culpa.
I blame jet-lag. ;-)
cheers,
Chris (about to get a second dose)
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phon
ris
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545
http://www.vlsci.org.au/ http://twitter.com/vlsci
-BEGIN PGP SIGNATURE-
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Comm
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On 06/09/13 14:14, Christopher Samuel wrote:
> However, modifying the test program confirms that variable is getting
> propagated as expected with both mpirun and srun for 1.6.5 and the 1.7
> snapshot. :-(
Investigating further by setting
samuel@barcoo ~]$ module show openmpi 2>&1 | grep binding
setenv OMPI_MCA_orte_process_binding core
However, modifying the test program confirms that variable is getting
propagated as expected with both mpirun and srun for 1.6.5 and the 1.7
snapshot. :-(
cheers,
Chris
- --
Chris
has:
envar 64
whereas srun has:
envar NULL
Are these differences significant?
I'm intrigued that the problem child (srun 1.6.5) is the only one
where number is 1.
All the best,
Chris
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Comput
e.
Hope this is useful!
All the best,
Chris
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545
http://www.vlsci.org.au/ http://twitter.com/vlsci
-BEGIN PGP
a lot more than that and has a
reputation for being a *very* chatty MPI code.
For comparison whilst users see GROMACS also suffer with srun under
1.6.5 they don't see anything like the slow down that NAMD gets.
All the best,
Chris
- --
Christopher SamuelSenior Systems Administrator
VL
ith-slurm --with-openib
--enable-static --enable-shared
make -j
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545
http://www.vlsci.org.au/ http://twitter.com/vlsci
-
nds
Open-MPI 1.7.3a1r29103 with srun - 7476 seconds
So that's about 11% faster, and the mpirun speed has decreased though
of course that's built using PMI so perhaps that's the cause?
cheers,
Chris
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computat
y release
> it soon.
Stupid question, but never having played with PMI before is it just
the case of appending the --with-pmi option to our current configure?
thanks,
Chris
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation
-BEGIN PGP SIGNED MESSAGE-
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On 03/09/13 02:03, Jiri Hladky wrote:
> I vote for --append-legend
I like that too, though the idea of an additional undocumented --jirka
option also appeals. :-)
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian L
out!
All the best,
Chris
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545
http://www.vlsci.org.au/ http://twitter.com/vlsci
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On 30/08/13 16:01, Christopher Samuel wrote:
> Thanks for this, I'll take a look further next week..
The code where it's SEGV'ing is here:
/* check that one of the above allocation paths succeeded */
if ((unsigned long)(size) >= (unsigne
all,
or the spin with the Intel compiler build. Nice!
Thanks for this, I'll take a look further next week..
Very much obliged,
Chris
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone:
image.
cheers,
Chris
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545
http://www.vlsci.org.au/ http://twitter.com/vlsci
-BEGIN PGP SIGNATURE-
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ws the node to which the device using the
IRQ reports itself as being attached. This hardware locality
information does not include information about any possible driver
locality preference."
cheers,
Chris
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Scie
this done before I need to leave for the day). :-(
cheers,
Chris
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545
http://www.vlsci.org.au/ http://twitter.com/vlsci
it so far.
In the long term I suspect the jobacct_gather/cgroup plugin will give
better numbers once it's had more work.
All the best,
Chris
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61
-BEGIN PGP SIGNED MESSAGE-
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On 07/08/13 16:19, Christopher Samuel wrote:
> Anyone seen anything similar, or any ideas on what could be going
> on?
Sorry, this was with:
# ACCOUNTING
JobAcctGatherType=jobacct_gather/linux
JobAcctGatherFrequency=30
Since those initial
-BEGIN PGP SIGNED MESSAGE-
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On 07/08/13 16:18, Christopher Samuel wrote:
> Anyone seen anything similar, or any ideas on what could be going
> on?
Apologies, forgot to mention that Slurm is set up with:
# ACCOUNTING
JobAcctGatherType=jobacct_gather
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On 23/07/13 17:06, Christopher Samuel wrote:
> Bringing up a new IBM SandyBridge cluster I'm running a NAMD test
> case and noticed that if I run it with srun rather than mpirun it
> goes over 20% slower.
Following on from this issue, we
ng to see if it resolves the difference.
When I've got the current rush out of the way I'll try a private build
of 1.7 and see how that goes with NAMD.
cheers!
Chris
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
E
ystems and to only use srun if the code requires it (one or two
commercial apps that use Intel MPI).
Can I ask, if the PMI2 ideas work out is that likely to get backported
to OMPI 1.6.x ?
All the best,
Chris
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victoria
o the Phis appear in the hwloc topology object?
They appear in lstopo as mic0 and mic1.
> Chris: can you run lstopo on one of the nodes and send me the
> output (off-list)?
One of the hosts? Not a problem, will do.
All the best!
Chris
- --
Christopher SamuelSenior Systems Administra
the best,
Chris
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545
http://www.vlsci.org.au/ http://twitter.com/vlsci
-BEGIN PGP SIGNATURE-
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hanks so much to you all!
All the best,
Chris
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545
http://www.vlsci.org.au/ http://twitter.com/vlsci
-BEGIN PGP SIGNA
?
All the best,
Chris
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545
http://www.vlsci.org.au/ http://twitter.com/vlsci
-BEGIN PGP SIGNATURE-
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s library development package
License : MIT
Description : Development package for libpciaccess.
If they're not enabled then you won't see it.
cheers,
Chris
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu
than they appear, etc, etc, etc...
Of course it might be possible to ask the pciutils maintainer to split
out libpci from pciutils and LGPL it.
Interestingly, Steam for Linux appears to have linked to libpci..
http://steamcommunity.com/app/221410/discussions/1/846938351130480716/
cheers!
Chris
- --
y=thursday
Is there interest from OMPI in supporting this, given it looks like
it's quite likely to make it into the mainline kernel?
Or is better to wait for it to be merged, and then take a look?
All the best,
Chris
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Lif
d also much harder to maintain. Does anyone know of a good
# library for cgroups?
So I've pointed them at this thread and strongly encouraged them
to get involved.
cheers,
Chris
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
ce it's started asking for many more cores or
RAM.. :-)
> So we need the capability in ORTE to support the non-direct-launch
> cases.
I'm pretty sure we're agreeing here, just in different ways of
expressing ourselves.. :-)
cheers!
Chris
- --
Christopher SamuelSenior System
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On 06/11/12 01:43, Ralph Castain wrote:
> On Nov 4, 2012, at 7:28 PM, Christopher Samuel
> <sam...@unimelb.edu.au> wrote:
>
>> I would argue that the resource managers *should* be doing it
>
> No argument from me - I wou
if all tasks lives in
# the root memcg.
cheers,
Chris
- --
Christopher SamuelSenior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545
http://www.vlsci.org.au/ http://twitter.com/vlsci
-BEG
" when a new "PCI device" is
> added by the PCI backend.
That could also be useful to some folks for non-PCI devices, say if a
CPU gets hotplugged in/out (or more likely added/removed from a
cpuset/cgroup you're in).
- --
Christopher SamuelSenior Systems Administrator
V
/autoconf-2.67/html_node/C-Compiler.html
But not for C++:
http://www.gnu.org/savannah-checkouts/gnu/autoconf/manual/autoconf-2.69/html_node/C_002b_002b-Compiler.html
So perhaps the fact that they've never needed to implement
such a test is in itself a good guide ?
cheers,
Chris
- --
Christoph
ariant of lstopo and use the alternatives
system to select which to use.
cheers,
Chris
--
Christopher Samuel - Senior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545
http://www.vlsci.unimelb.edu.au/
On 25/04/12 23:44, Jeffrey Squyres wrote:
> FWIW: Having lstopo plugins for output would obviate the need for
> having two executable names.
IIRC that's generally handled via the alternatives system (or
diversions if you don't like alternatives) in Debian/Ubuntu.
--
Christopher
don't see that reported as a bug in the BTS, so I'd suggest
reporting it and seeing what happens.
http://bugs.debian.org/cgi-bin/pkgreport.cgi?src=nvidia-settings
cheers!
Chris
- --
Christopher Samuel - Senior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
E
attributes.
OK, please find attached both lstopo -v (with debug enabled) and also
the XML file requested. This is BG/P, not BG/Q of course!
cheers!
Chris
- --
Christopher Samuel - Senior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu
Chris
- --
Christopher Samuel - Senior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545
http://www.vlsci.unimelb.edu.au/
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Version: GnuPG v1.4.11 (GNU/Linux)
Comment: Using GnuPG with M
ode to see what /proc
or /sys look like in each case.
cheers,
Chris
- --
Christopher Samuel - Senior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545
http://www.vlsci.unimelb.edu.au/
-BEGI
uot;
Net L#3 "ib0"
OpenFabrics L#4 "mlx4_0"
Looks OK to me.
- --
Christopher Samuel - Senior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0)3 903 55545
http://www.vlsci.unime
ut BG/P uses code derived from MPICH2 according
to: http://wiki.bg.anl-external.org/index.php/Main_Page
Our BG/P seems to claim it's from MPICH2 1.1:
samuel@tambo:~> mpicc -v
mpicc for 1.1
cheers,
Chris
- --
Christopher Samuel - Senior Systems Administrator
VLSCI - Victorian Life Scien
't implement fork() or
execve(), they're designed to start your code and just keep running it
until it dies.
[1] - http://wiki.bg.anl-external.org/index.php/Cnk
cheers!
Chris
- --
Christopher Samuel - Senior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
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On 21/03/12 13:37, Daniel Ibanez wrote:
> Please let me know if theres a hint of what could be causing it,
> where to post, and what info to provide.
Are you running Linux or CNK on the compute nodes for this?
cheers!
Chris
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Chris
r
> 1.6.0).
What symptoms would an affected job show? Does it fail with an OMPI
error or does it just hang using 0% CPU?
cheers,
Chris
- --
Christopher Samuel - Senior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email: sam...@unimelb.edu.au Phone: +61 (0
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On 29/02/12 07:44, Jeffrey Squyres wrote:
> - BlueGene fixes
rc3 fixes the builds on our front end node, thanks!
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Christopher Samuel - Senior Systems Administrator
VLSCI - Victorian Life Sciences Computation Initiative
Email:
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On 13/02/12 22:11, Matthias Jurenz wrote:
> Do you have any idea? Please help!
Do you see the same bad latency in the old branch (1.4.5) ?
cheers,
Chris
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Christopher Samuel - Senior Systems Administrator
VLSCI - Victorian Life Scien
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On 24/02/12 15:12, Christopher Samuel wrote:
> I suspect this is irrelevant, but I got a build failure trying to
> compile it on our BG/P front end node (login node) with the IBM XL
> compilers.
Oops, forgot how I built it..
export
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