[mpich-discuss] [HELP] Cannot start mpd

[Dave Goodell]

Also, you might have better luck with the Hydra process manager: http://wiki.mcs.anl.gov/mpich2/index.php/Using_the_Hydra_Process_Manager

-Dave

On Mar 29, 2010, at 9:57 AM, Dave Goodell wrote:

> It's hard to say what the problem is, although it sounds like a  
> networking configuration problem.  Did you try the troubleshooting  
> steps listed in Appendix A of the Installer's Guide?  In particular,  
> did you try the steps that use the "mpdcheck" utility?
>
> http://www.mcs.anl.gov/research/projects/mpich2/documentation/files/mpich2-1.2.1-installguide.pdf
>
> -Dave
>
> On Mar 29, 2010, at 6:04 AM, 甜瓜 wrote:
>
>> Howdy,
>>
>> It is my first time to use MPICH2. To explain my case clear, there  
>> are
>> two node, named n1 and n2 respectively.
>> I downloaded the latest source code and compiled it in n1 by default
>> "make". Then I copy all files into n2.
>> SSH trust and etc/hosts are configured.
>>
>> Case 1: start mpd on n1, OK.
>> Case 2: start “mpd --trace" on n2, stuck at:
>>            n2_60857: ENTER mpd_sockpair in
>> /home/sl/mpi/bin/mpdlib.py at line 213; ARGS=()
>> Case 3: start "mpdboot -n 2 -f mpd.hosts" on n1, OK. mpdtrace on each
>> node shows "n1, n2"
>>           mpdringtest OK.
>>           mpiexec -n 2 date   // Fail, mpiexec_n1 (mpiexec 392): no
>> msg recvd from mpd when expecting ack of request
>>
>> Case 4: start "mpdboot -n 2 -f mpd.hosts" on n2, failed with  
>> nothing output.
>>
>> Could you point out the reason?
>>
>> --
>> ShenLei
>> _______________________________________________
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>> mpich-discuss at mcs.anl.gov
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>
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