Re: [OMPI devel] [Open MPI] #2043: sm BTL hang with GCC 4.4.x

2010-01-05 Thread Eugene Loh
Both. It originally meant we need to get the fix out ASAP. Follow-up e-mail (Louis sent privately to me, I responded just now to the users list to publish/archive the info) suggests that our fixes don't fix his problem. So, the fixes are insufficient, or he's encountering a different problem

[OMPI devel] Howto pause BTL's sending at runtime

2010-01-05 Thread Christoph Konersmann
Hi all, I'm trying to implement a method to pause all BTL's sending packets to their destinations. Currently I added a state variable to orte_process_info which will be changed with an external program through process_commands() in orte/orted/orted_comm.c (I hope it's processed globaly not l

Re: [OMPI devel] [Open MPI] #2043: sm BTL hang with GCC 4.4.x

2010-01-05 Thread Jeff Squyres
...just catching up after the holidays... Just to ensure I understand: does this mean that the sm issue is *not* yet resolved? Or does it mean that it *is* resolved on the 1.4 branch and we need to get 1.4.1 out ASAP? On Jan 4, 2010, at 10:17 AM, Eugene Loh wrote: > Open MPI wrote: > > >#2

[OMPI devel] Thread safety levels

2010-01-05 Thread Sylvain Jeaugey
Hi list, I'm currently playing with thread levels in Open MPI and I'm quite surprised by the current code. First, the C interface : at ompi/mpi/c/init_thread.c:56 we have : #if OPAL_ENABLE_MPI_THREADS *provided = MPI_THREAD_MULTIPLE; #else *provided = MPI_THREAD_SINGLE; #endif prior to

Re: [OMPI devel] RFC: Suspend/resume enhancements

2010-01-05 Thread Terry Dontje
This only happens when the orte_forward_job_control MCA flag is set to 1 and the default is that it is set to 0. Which I believe meets Ralph's criteria below. --td Ralph Castain wrote: I don't have any issue with this so long as (a) it is -only- active when someone sets a specific MCA param

Re: [OMPI devel] RFC: Suspend/resume enhancements

2010-01-05 Thread Ralph Castain
I don't have any issue with this so long as (a) it is -only- active when someone sets a specific MCA param requesting it, and (b) that flag is -not- set by default. On Jan 4, 2010, at 11:50 AM, Iain Bason wrote: > WHAT: Enhance the orte_forward_job_control MCA flag by: > > 1. Forwarding sign