[OMPI devel] Lots and lots of warnings on master

2015-11-10 Thread Ralph Castain
This is from an older compiler, so take it for what it’s worth - I’ll take care of the orte ones, but the bcol, nbc, and osc ones will need addressing: pmix1_server_south.c: In function 'myerr': pmix1_server_south.c:58: warning: 'nm' may be used uninitialized in this function pmix1_client.c: In

[OMPI devel] ompi_win_create hangs on a non uniform cluster

2015-11-10 Thread Gilles Gouaillardet
Nathan, a simple MPI_Win_create test hangs on my non uniform cluster (ibm/onesided/c_create) one node has an IB card but not the other one. the node with the IB card select the rdma osc module, but the other node select the pt2pt module. and then it hangs because both ends do no try to initi

[OMPI devel] Modex-less operations: setting options

2015-11-10 Thread Ralph Castain
Yo folks We discussed this a bit at last week’s developer telecon, and so I’m attempting to capture the options/plans as they were discussed so that others may chime in with suggestions. Several new capabilities have been added to OMPI in recent months, all focused on exascale operations. Toge

[OMPI devel] 1.10.2 plans

2015-11-10 Thread Ralph Castain
As per the telecon today, we will be shooting for a 1.10.2 bug-fix release in Dec. This will be limited only to critical (i.e., blocker) bugs, so please (a) take a scrub at any existing PRs and move anything not meeting the criteria to the 1.10.3 milestone, and (b) mark any upcoming PRs accordin

Re: [OMPI devel] Issues with nonblocking collectives for zero-sized messages

2015-11-10 Thread Lisandro Dalcin
On 10 November 2015 at 11:35, Nick Papior wrote: > Please try the patch from this post: > http://www.open-mpi.org/community/lists/users/2015/11/28030.php > It worked. Thanks. -- Lisandro Dalcin Research Scientist Computer, Electrical and Mathematical Sciences & Engineering (CEMSE)

Re: [OMPI devel] Issues with nonblocking collectives for zero-sized messages

2015-11-10 Thread Nick Papior
Please try the patch from this post: http://www.open-mpi.org/community/lists/users/2015/11/28030.php 2015-11-10 9:27 GMT+01:00 Lisandro Dalcin : > This is with 1.10.1, configured with flags --enable-debug > --enable-mem-debug. Use the attached test cases to reproduce yourself. > > * Iallgatherv()

[OMPI devel] Issues with nonblocking collectives for zero-sized messages

2015-11-10 Thread Lisandro Dalcin
This is with 1.10.1, configured with flags --enable-debug --enable-mem-debug. Use the attached test cases to reproduce yourself. * Iallgatherv() prints a warning, but otherwise seems to succeed (for some reason, running under valgrind hangs, so I cannot test further): $ mpicc iallgatherv.c $ ./a.