[mpich-discuss] hydra_nameserver

[Bernard Secher - SFME/LGLS]

I have in some cases, the following error message when I unpublish a 
service name:

[mpiexec at is209011] HYD_pmcd_pmi_unpublish 
(/data/tmplgls/secher/mpich2-1.4.x-r8755-src/src/pm/hydra/pm/pmiserv/pmiserv_pmi.c:227): 
assert (!closed) failed
[mpiexec at is209011] fn_unpublish_name 
(/data/tmplgls/secher/mpich2-1.4.x-r8755-src/src/pm/hydra/pm/pmiserv/pmiserv_pmi_v1.c:639): 
error unpublishing service
[mpiexec at is209011] handle_pmi_cmd 
(/data/tmplgls/secher/mpich2-1.4.x-r8755-src/src/pm/hydra/pm/pmiserv/pmiserv_cb.c:44): 
PMI handler returned error
[mpiexec at is209011] control_cb 
(/data/tmplgls/secher/mpich2-1.4.x-r8755-src/src/pm/hydra/pm/pmiserv/pmiserv_cb.c:289): 
unable to process PMI command
[mpiexec at is209011] HYDT_dmxu_poll_wait_for_event 
(/data/tmplgls/secher/mpich2-1.4.x-r8755-src/src/pm/hydra/tools/demux/demux_poll.c:77): 
callback returned
error status
[mpiexec at is209011] HYD_pmci_wait_for_completion 
(/data/tmplgls/secher/mpich2-1.4.x-r8755-src/src/pm/hydra/pm/pmiserv/pmiserv_pmci.c:179): 
error waiting for
 event
[mpiexec at is209011] main 
(/data/tmplgls/secher/mpich2-1.4.x-r8755-src/src/pm/hydra/ui/mpich/mpiexec.c:397): 
process manager error waiting for completion

Have you any idea about the problem ?

Bernard

Pavan Balaji a écrit :
>
> On 07/07/2011 04:48 AM, Bernard Secher - SFME/LGLS wrote:
>> OK, I have configured again mpich.
>> I have now another problem. When I try to lookup a service name which is
>> not published, the MPI_Lookup_name() routine return a MPI_SUCCESS, and
>> not raise an error.
>
> Thanks for the report. That was a bug in MPICH2. I've just committed 
> in a fix in r8750. Can you try the latest nightly snapshot (>= r8750) 
> to see if it works for you? It should be available in a few minutes.
>
> http://www.mcs.anl.gov/research/projects/mpich2/downloads/tarballs/nightly/1.4.x/ 
>
>
>  -- Pavan
>


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