[mpich-discuss] MPICH error on CentOS

Wed Nov 6 18:42:02 CST 2013

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
>> >
>> >
>> > _______________________________________________
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>> >
>> > _______________________________________________
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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:
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>> >
>> >
>> >
>> > --
>> > 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
>>
>
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