Re: [OMPI devel] kernel 2.6.23 vs 2.6.24 - communication/wait times

2010-04-09 Thread Eugene Loh
Oliver Geisler wrote: This is the results of skampi pt2pt, first with shared memory allowed, second shared memory excluded. Thanks for the data. The TCP results are not very interesting... they look reasonable. The shared-memory data is rather straightforward: results are just plain ridi

Re: [OMPI devel] kernel 2.6.23 vs 2.6.24 - communication/wait times

2010-04-09 Thread Oliver Geisler
Sorry for replying late. Unfortunately I am not "full time administrator". And I am going to be a conference next week, so please be patient with me replying. On 4/7/2010 6:56 PM, Eugene Loh wrote: > Oliver Geisler wrote: > >> Using netpipe and comparing tcp and mpi communication I get the >> fol

Re: [OMPI devel] problem when binding to socket on a single socket node

2010-04-09 Thread Terry Dontje
Ralph Castain wrote: Okay, just wanted to ensure everyone was working from the same base code. Terry, Brad: you might want to look this proposed change over. Something doesn't quite look right to me, but I haven't really walked through the code to check it. At first blush I don't really get

[OMPI devel] Fwd: [all-osl-users] Upgrading trac

2010-04-09 Thread Jeff Squyres
FYI -- short Trac outage next Monday. Begin forwarded message: > From: "Kim, DongInn" > Date: April 9, 2010 2:19:33 PM EDT > Subject: [all-osl-users] Upgrading trac > > The OSL will upgrade trac from 0.11.5 to 0.11.7 on sourcehaven next > Monday(4/12/2010)? > > Date: Monday, April 12, 2010. >

Re: [OMPI devel] problem when binding to socket on a single socket node

2010-04-09 Thread Ralph Castain
Okay, just wanted to ensure everyone was working from the same base code. Terry, Brad: you might want to look this proposed change over. Something doesn't quite look right to me, but I haven't really walked through the code to check it. On Apr 9, 2010, at 9:33 AM, Terry Dontje wrote: > Nadia

Re: [OMPI devel] problem when binding to socket on a single socket node

2010-04-09 Thread Terry Dontje
Nadia Derbey wrote: On Fri, 2010-04-09 at 08:41 -0600, Ralph Castain wrote: Just to check: is this with the latest trunk? Brad and Terry have been making changes to this section of code, including modifying the PROCESS_IS_BOUND test... Well, it was on the v1.5. But I just checked:

Re: [OMPI devel] problem when binding to socket on a single socket node

2010-04-09 Thread Nadia Derbey
On Fri, 2010-04-09 at 08:41 -0600, Ralph Castain wrote: > Just to check: is this with the latest trunk? Brad and Terry have been making > changes to this section of code, including modifying the PROCESS_IS_BOUND > test... > > Well, it was on the v1.5. But I just checked: looks like 1. the ca

Re: [OMPI devel] problem when binding to socket on a single socket node

2010-04-09 Thread Ralph Castain
Just to check: is this with the latest trunk? Brad and Terry have been making changes to this section of code, including modifying the PROCESS_IS_BOUND test... On Apr 9, 2010, at 3:39 AM, Nadia Derbey wrote: > Hi, > > I am facing a problem with a test that runs fine on some nodes, and > fails

[OMPI devel] problem when binding to socket on a single socket node

2010-04-09 Thread Nadia Derbey
Hi, I am facing a problem with a test that runs fine on some nodes, and fails on others. I have a heterogenous cluster, with 3 types of nodes: 1) Single socket , 4 cores 2) 2 sockets, 4cores per socket 3) 2 sockets, 6 cores/socket I am using: . salloc to allocate the nodes, . mpirun binding/ma