Re: [O-MPI users] attempt to override read-only MCA parameter "orte_infrastructure" - FIXED!

Daryl, I've added support for this in bproc, committed to the trunk. Tim Jeff Squyres wrote: No, you are not doing anything wrong. Currently, this is not handled. I think I documented this in the README file, but I can add a message to the orterun --help output, or just remove it fo

Re: [O-MPI users] HOWTO turn of "multi-rail" support at runtime?

Daryl, Try setting: -mca btl_base_include self,mvapi To specify that only lookback (self) and mvapi btls should be used. Can you forward me the config.log from your build? Thanks, Tim Daryl W. Grunau wrote: Hi, I've got a dual-homed IB + GigE connected cluster for which I've bu

Re: [O-MPI users] OpenMPI hang issue

Hello Chris, Please give the next release candidate a try. There was an issue w/ the GM port that was likely causing this. Thanks, Tim Parrott, Chris wrote: Greetings, I have been testing OpenMPI 1.0rc3 on a rack of 8 2-processor (single core) Opteron systems connected via both Gigabit

Re: [O-MPI users] Hpl Bench mark and Openmpi rc3 (Jeff Squyres)

ne: -mca pml teg I'm interested in seeing if there is any performance difference. Thanks, Tim

Re: [O-MPI users] TCP problems with 1.0rc4

the IP address exported by the peer is not reachable. You can use the tcp btl parameters: -mca btl_tcp_include eth0,eth1 or -mca btl_tcp_exclude eth1 To specify the set of interfaces to use/not use. Tim

Re: [O-MPI users] TCP problems with 1.0rc4

/btl_tcp_if_exclude. Regards, Tim

Re: [O-MPI users] Infiniband performance problems (mvapi)

256 Also can you forward me a copy of the test code or a reference to it? Thanks, Tim

Re: [O-MPI users] Infiniband performance problems (mvapi)

Mike, I believe was probably corrected today and should be in the next release candidate. Thanks, Tim Mike Houston wrote: Woops, spoke to soon. The performance quoted was not actually going between nodes. Actually using the network with the pinned option gives: [0,1,0

Re: [O-MPI users] Infiniband performance problems (mvapi)

Mike, Let me confirm this was the issue and look at the TCP problem as well. Will let you know. Thanks, Tim Mike Houston wrote: What's the ETA, or should I try grabbing from cvs? -Mike Tim S. Woodall wrote: Mike, I believe was probably corrected today and should be in the next re

Re: [O-MPI users] Infiniband performance problems (mvapi)

r should I try grabbing from cvs? -Mike Tim S. Woodall wrote: Mike, I believe was probably corrected today and should be in the next release candidate. Thanks, Tim Mike Houston wrote: Woops, spoke to soon. The performance quoted was not actually going between nodes. Actually using the

Re: [O-MPI users] Infiniband performance problems (mvapi)

Mike, I believe this issue has been corrected on the trunk, and should be in the next release candidate, probably by the end of the week. Thanks, Tim Mike Houston wrote: mpirun -mca btl_mvapi_rd_min 128 -mca btl_mvapi_rd_max 256 -np 2 -hostfile /u/mhouston/mpihosts mpi_bandwidth 21 131072

Re: [O-MPI users] problems with bproc cluster

might try doing a bpsh ldd orted And check that the libraries resolve / and or rebuild with the indicated configure option. Regards, Tim John Ouellette wrote: Hi, I'm having problems with getting code (specifically ASC FLASH) to run on our bproc-based cluster using Open-MPI. Our clust

Re: [O-MPI users] problems with bproc cluster

John, Any progress on this? John Ouellette wrote: Hi Tim, H, nope. I recompiled OpenMPI to produce the static libs, and even recompiled my app statically, and received the same error messages. If orted isn't starting on the compute nodes, is there any way I can debug this to fin

Re: [O-MPI users] error creating high priority cq for mthca0

ke the limits were propigated to the back end nodes. Tim, this should fix your problem as well? On Thu, 2005-12-01 at 17:26 -0800, Todd Wilde wrote: > How about this one: > > For Redhat AS4.0 and Fedora Core 3 or a newer kernel, edit the > file /etc/security/limits.conf and add the f

[OMPI users] hwloc, OpenMPI and unsupported OSes and toolchains

d under that license). If someone is available for off-line discussion (to minimize unnecessary traffic to the list), I'd be more than willing to summarize the conversation and contribute it to the online documentation. Thank you, tim -- "Nuclear power is a hell of a way to bo

[OMPI users] hwloc, OpenMPI and unsupported OSes and toolchains

d everything will be published under that license). If someone is available for off-line discussion (to minimize unnecessary traffic to the list), I'd be more than willing to summarize the conversation and contribute it to the online documentation. Thank you, tim -- "Nuclear power is

Re: [OMPI users] Memory allocation problem with OpenIB

Hello Emanuel, You might want to try an actual hard limit, say 8GB, rather than unlimited. I've run into issues w/ unlimited in the past. Thanks, Tim Emanuel Ziegler wrote: Hi! After solving my last problem with the help of this list (thanks again :) I encountered another problem rega

Re: [OMPI users] Building 32-bit OpenMPI package for 64-bit Opteron platform

s, if they are available on the backend nodes. So, it's more convienent if they are linked statically, but not a requirement. Tim Ralph David Gunter wrote: Unfortunately static-only will create binaries that will overwhelm our machines. This is not a realistic option. -david On Apr 11

Re: [OMPI users] openmpi-2.0.1

Error 1 > Do you have the Intel compilervars.[c]sh sourced (and associated library files visible) on each node where you expect to install? -- Tim Prince ___ users mailing list users@lists.open-mpi.org https://rfd.newmexicoconsortium.org/mailman/listinfo/users

Re: [OMPI users] Rounding errors and MPI

You might try inserting parentheses so as to specify your preferred order of evaluation. If using ifort, you would need -assume protect-parens . Sent via the ASUS PadFone X mini, an AT&T 4G LTE smartphone Original Message From:Oscar Mojica Sent:Mon, 16 Jan 2017 08:28:05 -0500

Re: [OMPI users] Performance degradation of OpenMPI 1.10.2 when oversubscribed?

scheduling (although linux is more capable than Windows). Agree that explicit use of taskset under MPI should have been superseded by the options implemented by several MPI including openmpi. -- Tim Prince ___ users mailing list users@list

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