[mpich-discuss] problems with mpdboot

[Pavan Balaji]

Check if your host file contains the same name as what is returned by 
the "hostname" command (e.g., "foo" is different from "foo.domain.edu"). 
Otherwise, mpd can't find the local hostname in your host file.

  -- Pavan

bjday wrote:
> Hello MPICH2 Gurus
> 
> I am installing MPICH2 on some lab computers at the request of a 
> professor.  I have ran into a during testing.  When i run mpdboot I 
> receive this error
> 
> mpdboot -n 2 -f mpd.hosts -v -d
> debug: starting
> running mpdallexit on c4labpc19.csee.usf.edu
> LAUNCHED mpd on c4labpc19.csee.usf.edu  via
> debug: launch cmd= /usr/local/mpich2/bin/mpd.py   --ncpus=1 -e -d
> debug: mpd on c4labpc19.csee.usf.edu  on port 37116
> RUNNING: mpd on c4labpc19.csee.usf.edu
> debug: info for running mpd: {'ncpus': 1, 'list_port': 37116, 
> 'entry_port': '', 'host': 'c4labpc19.csee.usf.edu', 'entry_host': '', 
> 'ifhn': ''}
> LAUNCHED mpd on c4labpc12.csee.usf.edu  via  c4labpc19.csee.usf.edu
> debug: launch cmd= ssh -x -n -q c4labpc12.csee.usf.edu 
> '/usr/local/mpich2/bin/mpd.py  -h c4labpc19.csee.usf.edu -p 37116  
> --ncpus=1 -e -d'
> debug: mpd on c4labpc12.csee.usf.edu  on port no_port
> mpdboot_c4labpc19.csee.usf.edu (handle_mpd_output 406): from mpd on 
> c4labpc12.csee.usf.edu, invalid port info:
> no_port
> 
> I have seen this in the forums but there was not a resolution posted.  I 
> have gone through the trouble shooting in the install guide and i can 
> complete until step 7 where mpdboot is used..  I can start mpd on the 
> master, get the port, then connect the slave computers by specifying the 
> master name and port number.  Any ideas why pc12 is reporting no port?
> 
> Thank you,
> Brian

-- 
Pavan Balaji
http://www.mcs.anl.gov/~balaji