This file is indexed.

/usr/lib/mpich/bin/mpirun.p4shmem is in mpich-bin 1.2.7-10ubuntu1.

This file is owned by root:root, with mode 0o755.

The actual contents of the file can be viewed below.

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
#! /bin/sh
exitstatus=1
if [ "$argsset" = "" ] ; then
   . $MPIRUN_HOME/mpirun.args
   argsset=1
fi

if [ -z "$p4pgfile" ] ; then
    np=`expr $np - 1`
    p4pgfile="$PWD_TRIAL/PI$$"
    $Show echo "local $np $progname" >  "$p4pgfile"
    np=`expr $np + 1`
fi
$Show $progname $cmdLineArgs -p4pg "$p4pgfile"
exitstatus=$?
if [ $leavePGFile = 1 ] ; then
  echo "P4 procgroup file is $p4pgfile"
else
  $Show /bin/rm "$p4pgfile"
fi