[mpich-discuss] open failed for root's mpd conf

[rcx11 at yahoo.com]

It's "MPD_USE_ROOT_MPD=yes" as per setup guide in the link given.

--- On Wed, 3/17/10, Dave Goodell <goodell at mcs.anl.gov> wrote:

> From: Dave Goodell <goodell at mcs.anl.gov>
> Subject: Re: [mpich-discuss] open failed for root's mpd conf
> To: mpich-discuss at mcs.anl.gov
> Date: Wednesday, March 17, 2010, 3:02 PM
> On Mar 17, 2010, at 2:50 PM, rcx11 at yahoo.com
> wrote:
> 
> > I've been searching through documentation trying to
> find why I'm getting the error when trying to run as a
> non-root user. I'm running Fedora 12 x86 and have installed
> MPICH2 via yum. I've got my mpd.conf files created according
> to http://debianclusters.cs.uni.edu/index.php/MPICH_without_Torque_Functionality.
> When trying to run mpiexec as a non-root user, I get the
> error "/usr/bin/mpdroot: open failed for root's mpd conf
> filempiexec_sebastian.ags-rolla.zapto.org (__init__ 1208):
> forked process failed; status=255" What is causing this?
> 
> Please see section 5.1.6 of the Installer's Guide: http://www.mcs.anl.gov/research/projects/mpich2/documentation/files/mpich2-1.2.1-installguide.pdf
> 
> Do you have "MPD_USE_ROOT_MPD=1" set somewhere in your
> environment or mpd.conf file?
> 
> -Dave
> 
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