Got it! Will take a little thinking to fix - it's basically a conflict between 
rollup and tree spawn. For now, you can run with:

-mca orte_use_common_port 0 -mca plm_rsh_no_tree_spawn 1

Sorry about that - thanks for letting me know!
Ralph


On Jun 20, 2012, at 9:48 PM, Eugene Loh wrote:

> On 06/19/12 23:11, Ralph Castain wrote:
>> Also, how did you configure this version?
>  --enable-heterogeneous
>  --enable-cxx-exceptions
>  --enable-shared
>  --enable-orterun-prefix-by-default
>  --with-sge
>  --enable-mpi-f90
>  --with-mpi-f90-size=small
>  --disable-peruse
>  --disable-mpi-thread-multiple
>  --disable-debug
>  --disable-mem-debug
>  --disable-mem-profile
>  --enable-contrib-no-build=vt
> 
>>  If you had --disable-static, then there was a bug that would indeed cause a 
>> hang. Just committing that fix now.
> I still get a hang even with r26623.
>> On Jun 19, 2012, at 9:01 PM, Ralph Castain wrote:
>>> See if it works with -mca orte_use_common_port 0
> 
> I get a segfault:
> 
> [remote1:01409] *** Process received signal ***
> [remote1:01409] Signal: Segmentation Fault (11)
> [remote1:01409] Signal code: Address not mapped (1)
> [remote1:01409] Failing at address: 2c
> /home/eugene/r26609/lib/libopen-rte.so.0.0.0'show_stackframe+0x7d0
> /lib/amd64/libc.so.1'__sighndlr+0x6
> /lib/amd64/libc.so.1'call_user_handler+0x2c5
> /home/eugene/r26609/lib/libopen-rte.so.0.0.0'orte_grpcomm_base_rollup_recv+0x73
>  [Signal 11 (SEGV)]
> /home/eugene/r26609/lib/openmpi/mca_rml_oob.so'orte_rml_recv_msg_callback+0x9c
>  
> /home/eugene/r26609/lib/openmpi/mca_oob_tcp.so'mca_oob_tcp_msg_data+0x283
> /home/eugene/r26609/lib/libopen-rte.so.0.0.0'event_process_active_single_queue+0x54c
>  
> /home/eugene/r26609/lib/libopen-rte.so.0.0.0'event_process_active+0x41
> /home/eugene/r26609/lib/libopen-rte.so.0.0.0'opal_libevent2019_event_base_loop+0x606
>  
> /home/eugene/r26609/lib/libopen-rte.so.0.0.0'orte_daemon+0xd6d
> /home/eugene/r26609/bin/orted'0xd4b
> [remote1:01409] *** End of error message ***
> Segmentation Fault (core dumped)
> 
>>> 
>>> On Jun 19, 2012, at 8:31 PM, Eugene Loh wrote:
>>>> I'm having bad luck with the trunk starting with r26609.  Basically, 
>>>> things hang if I run
>>>> 
>>>>   mpirun -H remote1,remote2 -n 2 hostname
>>>> 
>>>> where remote1 and remote2 are remote nodes.
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