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From: Jeff Squyres (jsquyres_at_[hidden])
Date: 2005-08-04 07:19:10


I can confirm this -- running a simple MPI "hello world" on one node
with the rsh pls, the MPI processes finish and exit, but then orterun
hangs:

(gdb) bt
#0 0xb7e8ef88 in poll () from /lib/libc.so.6
#1 0xb7f4f8a5 in poll_dispatch (arg=0xb7f6f080, tv=0xbfffe4f8) at
poll.c:196
#2 0xb7f4d72b in opal_event_loop (flags=1) at event.c:515
#3 0xb7f5ac6e in opal_progress () at opal_progress.c:211
#4 0xb7d6fca1 in opal_condition_wait (c=0xb7d7242c, m=0xb7d72418)
     at condition.h:72
#5 0xb7d6f7f0 in orte_pls_rsh_finalize () at pls_rsh_module.c:833
#6 0xb7fb3ab6 in orte_pls_base_finalize () at pls_base_close.c:40
#7 0xb7d9092f in orte_rmgr_urm_finalize () at rmgr_urm.c:336
#8 0xb7fc14f7 in orte_rmgr_base_close () at rmgr_base_close.c:33
#9 0xb7fd3563 in orte_system_finalize () at orte_system_finalize.c:61
#10 0xb7fceca5 in orte_finalize () at orte_finalize.c:36
#11 0x0804a0d9 in main (argc=4, argv=0xbfffe6d4) at orterun.c:390

Am investigating...

On Aug 3, 2005, at 10:55 PM, Ralph H. Castain wrote:

> Hmmm...it was running for me last night and (I thought) this morning,
> but I'll test it again and see if I can reproduce the problem. Could
> be something crept in there.
>
>
> At 06:28 PM 8/3/2005, you wrote:
>> I just noticed that mpirun hangs forever inside the
>> orte_rmgr.finalize() routine. AFAIK this is new to today, and
>> confirmed
>> on PPC64, x86-64, x86-32.
>>
>> Don't have the immediate time, at the moment, to dig deeper, but
>> thought I would throw that out there.
>>
>> Cheers,
>> Josh
>>
>> ----
>> Josh Hursey
>> jjhursey_at_[hidden]
>> http://www.open-mpi.org/
>>
>> _______________________________________________
>> devel mailing list
>> devel_at_[hidden]
>> http://www.open-mpi.org/mailman/listinfo.cgi/devel
>
>
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-- 
{+} Jeff Squyres
{+} The Open MPI Project
{+} http://www.open-mpi.org/