Found the problem - should have a fix committed soon. Issue is with differences in the number of daemons launched by the various plms (whether or not procs are launched local to mpirun).
On 3/27/08 10:39 AM, "Ralph H Castain" <r...@lanl.gov> wrote: > Hmmm...puzzling. It is working fine for me on TM machines and on my Mac. > However, Galen reports it borked on alps as well. > > I'll have to dig a little to check this out and see if there is something > missing on those PLMs. Will get back shortly. > > Sorry for problem > > > On 3/27/08 10:28 AM, "Tim Prins" <tpr...@cs.indiana.edu> wrote: > >> Unfortunately now with r17988 I cannot run any mpi programs, they seem >> to hang in the modex. >> >> Tim >> >> Ralph H Castain wrote: >>> Thanks Tim - I found the problem and will commit a fix shortly. >>> >>> Appreciate your testing and reporting! >>> >>> >>> On 3/27/08 8:24 AM, "Tim Prins" <tpr...@cs.indiana.edu> wrote: >>> >>>> This commit breaks things for me. Running on 3 nodes of odin: >>>> >>>> mpirun -mca btl tcp,sm,self examples/ring_c >>>> >>>> causes a hang. All of the processes are stuck in >>>> orte_grpcomm_base_barrier during MPI_Finalize. Not all programs hang, >>>> and the ring program does not hang all the time, but fairly often. >>>> >>>> Tim >>>> >>>> r...@osl.iu.edu wrote: >>>>> Author: rhc >>>>> Date: 2008-03-24 16:50:31 EDT (Mon, 24 Mar 2008) >>>>> New Revision: 17941 >>>>> URL: https://svn.open-mpi.org/trac/ompi/changeset/17941 >>>>> >>>>> Log: >>>>> Fix the allgather and allgather_list functions to avoid deadlocks at large >>>>> node/proc counts. Violated the RML rules here - we received the allgather >>>>> buffer and then did an xcast, which causes a send to go out, and is then >>>>> subsequently received by the sender. This fix breaks that pattern by >>>>> forcing >>>>> the recv to complete outside of the function itself - thus, the allgather >>>>> and >>>>> allgather_list always complete their recvs before returning or sending. >>>>> >>>>> Reogranize the grpcomm code a little to provide support for soon-to-come >>>>> new >>>>> grpcomm components. The revised organization puts what will be common code >>>>> elements in the base to avoid duplication, while allowing components that >>>>> don't need those functions to ignore them. >>>>> >>>>> Added: >>>>> trunk/orte/mca/grpcomm/base/grpcomm_base_allgather.c >>>>> trunk/orte/mca/grpcomm/base/grpcomm_base_barrier.c >>>>> trunk/orte/mca/grpcomm/base/grpcomm_base_modex.c >>>>> Text files modified: >>>>> trunk/orte/mca/grpcomm/base/Makefile.am | 5 >>>>> trunk/orte/mca/grpcomm/base/base.h | 23 + >>>>> trunk/orte/mca/grpcomm/base/grpcomm_base_close.c | 4 >>>>> trunk/orte/mca/grpcomm/base/grpcomm_base_open.c | 1 >>>>> trunk/orte/mca/grpcomm/base/grpcomm_base_select.c | 121 ++--- >>>>> trunk/orte/mca/grpcomm/basic/grpcomm_basic.h | 16 >>>>> trunk/orte/mca/grpcomm/basic/grpcomm_basic_component.c | 30 - >>>>> trunk/orte/mca/grpcomm/basic/grpcomm_basic_module.c | 845 >>>>> ++------------------------------------- >>>>> trunk/orte/mca/grpcomm/cnos/grpcomm_cnos.h | 8 >>>>> trunk/orte/mca/grpcomm/cnos/grpcomm_cnos_component.c | 8 >>>>> trunk/orte/mca/grpcomm/cnos/grpcomm_cnos_module.c | 21 >>>>> trunk/orte/mca/grpcomm/grpcomm.h | 45 + >>>>> trunk/orte/mca/rml/rml_types.h | 31 >>>>> trunk/orte/orted/orted_comm.c | 27 + >>>>> 14 files changed, 226 insertions(+), 959 deletions(-) >>>>> >>>>> >>>>> Diff not shown due to size (92619 bytes). >>>>> To see the diff, run the following command: >>>>> >>>>> svn diff -r 17940:17941 --no-diff-deleted >>>>> >>>>> _______________________________________________ >>>>> svn mailing list >>>>> s...@open-mpi.org >>>>> http://www.open-mpi.org/mailman/listinfo.cgi/svn >>>> _______________________________________________ >>>> devel mailing list >>>> de...@open-mpi.org >>>> http://www.open-mpi.org/mailman/listinfo.cgi/devel >>> >>> >>> _______________________________________________ >>> devel mailing list >>> de...@open-mpi.org >>> http://www.open-mpi.org/mailman/listinfo.cgi/devel >> >> _______________________________________________ >> devel mailing list >> de...@open-mpi.org >> http://www.open-mpi.org/mailman/listinfo.cgi/devel > > > _______________________________________________ > devel mailing list > de...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/devel