[mpich-discuss] MPICH error on CentOS

bharat gupta bharat.85.monu at gmail.com
Wed Nov 6 18:43:38 CST 2013 

I didn't use any of these command , I issued the command 'mpirun -np 24
mdrun -v -deffnm mdrun' for running the gromacs' and after using this
command I got those errors


On Thu, Nov 7, 2013 at 9:42 AM, Ricardo Román Brenes <
roman.ricardo at gmail.com> wrote:

> Did you start mpd either with mpd or mpdboot?
> On Nov 6, 2013 6:39 PM, "Ricardo Román Brenes" <roman.ricardo at gmail.com>
> wrote:
>
>> He has to. Thats an older mpich than mine!  :-P
>> On Nov 6, 2013 6:34 PM, "Pavan Balaji" <balaji at mcs.anl.gov> wrote:
>>
>>>
>>> Looks like I’m late to this email chain.
>>>
>>> Please don’t use mpd.  mpd has been deprecated for many releases of
>>> mpich now.  You might be using a very old version of mpich.
>>>
>>>   —- Pavan
>>>
>>> On Nov 6, 2013, at 6:26 PM, bharat gupta <bharat.85.monu at gmail.com>
>>> wrote:
>>>
>>> > DO I need to add some command in mpd.hosts file
>>> >
>>> >
>>> > On Thu, Nov 7, 2013 at 9:22 AM, bharat gupta <bharat.85.monu at gmail.com>
>>> wrote:
>>> > I don't know much about mpi , as I am using gromacs which was complied
>>> with mpi option. , But I read somewhere that
>>> >
>>> >  " If a file named .mpd.conf is available in the user's home
>>> directory, only the user can have read and write privileges. The file must
>>> minimally contain a line with secretword=<secretword>. If you want to run
>>> MPD as root, create the mpd.conf file in the /etc directory instead of
>>> .mpd.conf in the root's home directory to run mpd as root. Avoid starting
>>> the MPD ring under the root account." Here'e the link
>>> http://software.intel.com/sites/products/documentation/hpc/ics/impi/41/lin/Reference_Manual/Multipurpose_Daemon_Commands.htm
>>> >
>>> > And after using chmod 700 , I still get the same error, but when I
>>> create a file mpd.conf in /etc I get the and added the
>>> secretword=<secretword> line in the file and run the same command, I get
>>> this error:-
>>> >
>>> > root at localhost INGT]# mpirun -np 24 mdrun -v -deffnm mdrun
>>> > mpdroot: perror msg: No such file or directory
>>> > mpdroot: cannot connect to local mpd at: /tmp/mpd2.console_root
>>> >     probable cause:  no mpd daemon on this machine
>>> >     possible cause:  unix socket /tmp/mpd2.console_root has been
>>> removed
>>> >
>>> > mpiexec_localhost.localdomain (__init__ 1208): forked process failed;
>>> status=255
>>> >
>>> >
>>> > On Thu, Nov 7, 2013 at 9:11 AM, Ricardo Román Brenes <
>>> roman.ricardo at gmail.com> wrote:
>>> > Try using chmod 700.  Can you run any other mpi example? Like cpi.c
>>> >
>>> > On Nov 6, 2013 6:08 PM, "bharat gupta" <bharat.85.monu at gmail.com>
>>> wrote:
>>> > It have changed the file permission (rw) for root , ls -l mpd.hosts
>>> gives the output
>>> > -rw-r--r--, 1 root root
>>> >
>>> >
>>> > On Thu, Nov 7, 2013 at 9:02 AM, Ricardo Román Brenes <
>>> roman.ricardo at gmail.com> wrote:
>>> > With rwx permission just for root?
>>> >
>>> > On Nov 6, 2013 6:00 PM, "bharat gupta" <bharat.85.monu at gmail.com>
>>> wrote:
>>> > I have created the file mpd.hosts in /etc folder in the root , but
>>> still it shows the same error ... /usr/bin/mpdroot: open failed for root's
>>> mpd conf filempiexec_localhost.localdomain (__init__ 1208): forked process
>>> failed; status=255
>>> >
>>> >
>>> > On Thu, Nov 7, 2013 at 8:45 AM, Ricardo Román Brenes <
>>> roman.ricardo at gmail.com> wrote:
>>> > You need to create a mpd.hosts in /etc if you want to run mpd as root
>>> >
>>> > On Nov 6, 2013 5:41 PM, "bharat gupta" <bharat.85.monu at gmail.com>
>>> wrote:
>>> > Hi,
>>> >
>>> > I am getting the following error while using the command -
>>> >
>>> > [root at localhost INGT]# mpirun -np 24 mdrun_mpi -v -deffnm npt
>>> >
>>> > Error -
>>> >
>>> > /usr/bin/mpdroot: open failed for root's mpd conf
>>> filempiexec_localhost.localdomain (__init__ 1208): forked process failed;
>>> status=255
>>> >
>>> > I complied gromacs using - ./configure --enable-shared --enable-mpi. I
>>> have installed the mpich package , this is what I get when I check for
>>> mpirun and mpiexec -
>>> >
>>> > [root at localhost /]# which mpirun
>>> > /usr/bin/mpirun
>>> > [root at localhost /]# which mpiexec
>>> > /usr/bin/mpiexec
>>> >
>>> > What could be the problem here ??
>>> >
>>> > Thanks
>>> > --------
>>> > Bharat
>>> >
>>> >
>>> >
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>>> >
>>> >
>>> > --
>>> > Bharat
>>> > Ph.D. Candidate
>>> > Biomolecular Engineering Laboratory
>>> > Pusan National University
>>> > South Korea
>>> > Mobile no. - 010-5818-3680
>>> >
>>> >
>>> > _______________________________________________
>>> > discuss mailing list     discuss at mpich.org
>>> > To manage subscription options or unsubscribe:
>>> > https://lists.mpich.org/mailman/listinfo/discuss
>>> >
>>> > _______________________________________________
>>> > discuss mailing list     discuss at mpich.org
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>>> >
>>> >
>>> >
>>> > --
>>> > Bharat
>>> > Ph.D. Candidate
>>> > Biomolecular Engineering Laboratory
>>> > Pusan National University
>>> > South Korea
>>> > Mobile no. - 010-5818-3680
>>> >
>>> >
>>> > _______________________________________________
>>> > discuss mailing list     discuss at mpich.org
>>> > To manage subscription options or unsubscribe:
>>> > https://lists.mpich.org/mailman/listinfo/discuss
>>> >
>>> > _______________________________________________
>>> > discuss mailing list     discuss at mpich.org
>>> > To manage subscription options or unsubscribe:
>>> > https://lists.mpich.org/mailman/listinfo/discuss
>>> >
>>> >
>>> >
>>> > --
>>> > Bharat
>>> > Ph.D. Candidate
>>> > Biomolecular Engineering Laboratory
>>> > Pusan National University
>>> > South Korea
>>> > Mobile no. - 010-5818-3680
>>> >
>>> >
>>> >
>>> >
>>> > --
>>> > Bharat
>>> > Ph.D. Candidate
>>> > Biomolecular Engineering Laboratory
>>> > Pusan National University
>>> > South Korea
>>> > Mobile no. - 010-5818-3680
>>> >
>>> > _______________________________________________
>>> > discuss mailing list     discuss at mpich.org
>>> > To manage subscription options or unsubscribe:
>>> > https://lists.mpich.org/mailman/listinfo/discuss
>>>
>>> --
>>> Pavan Balaji
>>> http://www.mcs.anl.gov/~balaji
>>>
>>> _______________________________________________
>>> discuss mailing list     discuss at mpich.org
>>> To manage subscription options or unsubscribe:
>>> https://lists.mpich.org/mailman/listinfo/discuss
>>>
>>
> _______________________________________________
> discuss mailing list     discuss at mpich.org
> To manage subscription options or unsubscribe:
> https://lists.mpich.org/mailman/listinfo/discuss
>



-- 
Bharat
Ph.D. Candidate
Biomolecular Engineering Laboratory
Pusan National University
South Korea
Mobile no. - 010-5818-3680
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