[mpich-discuss] ubuntu install

[Pavan Balaji]

Alternatively, you can use mpiexec.hydra, in which case you don't have
to worry about mpd at all.

Here's some usage information:
http://wiki.mcs.anl.gov/mpich2/index.php/Using_the_Hydra_Process_Manager

 -- Pavan

On 02/02/2010 02:43 PM, Rajeev Thakur wrote:
> See Section 5.1.6 on pg 18 of the MPICH2 installation guide for how to run MPD as root
> http://www.mcs.anl.gov/research/projects/mpich2/documentation/files/mpich2-1.2.1-installguide.pdf 
> 
> Rajeev
> 
>> -----Original Message-----
>> From: mpich-discuss-bounces at mcs.anl.gov 
>> [mailto:mpich-discuss-bounces at mcs.anl.gov] On Behalf Of Guido 
>> Vettoretti
>> Sent: Tuesday, February 02, 2010 2:23 PM
>> To: mpich-discuss at mcs.anl.gov
>> Subject: [mpich-discuss] ubuntu install
>>
>> Hi,
>>
>> I installed mpich2 under ubuntu using synaptic package manager and 
>> everything went fine. The problem I'm getting is I can't mpiexec as a 
>> regular user , only as root
>>
>> I have an /etc/mpd.conf file set as chmod 600
>> I have a /home/user/.mpd.conf file
>> I have run mpd & as user and/or root
>> but I get this error:
>>
>> /shared/bin/mpdroot: open failed for root's mpd conf 
>> filempdtrace (__init__ 1171): forked process failed; status=255
>>
>> http://debianclusters.cs.uni.edu/index.php/MPICH:_Troubleshoot
> ing_the_MPD
>> I had to change a couple of things to get mpiexec to work as user:
>>     run mpd --daemon as root
>>     chown user\: /etc/mpd.conf
>>     chown user\: /tmp/mpd2.console_root
>> to get mpiexec to work.
>>
>> This is not a good solution. Does anyone have a good explanation for 
>> this behaviour. My user wants to user the root mpd , why?
>>
>> Thanks
>> Guido
>>
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>> mpich-discuss at mcs.anl.gov
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>>
> 
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-- 
Pavan Balaji
http://www.mcs.anl.gov/~balaji