After the responses I did more testing. Even $(hostname) and `hostname`
get expanded on the first node. A script using echo (then any of them
from the environment variable to the backticks works. I'm guessing all
shell expansion on the CLI happens on the first node, from my limited
testing. That ex
Thanks, between yourself and the Gilles I've got plenty of information
to use in an explanation! And thanks for the hello world link, I've
used the examples that come with OpenMPI but hadn't used that one.
Usually I end up assuming it works and just running HPL. ;)
On Tue, 2016-10-11 at 15:27 +020
Hi,
> Am 11.10.2016 um 14:56 schrieb Mark Potter :
>
> This question is related to OpenMPI 2.0.1 compiled with GCC 4.8.2 on
> RHEL 6.8 using Torque 6.0.2 with Moab 9.0.2. To be clear, I am an
> administrator and not a coder and I suspect this is expected behavior
> but I have been asked by a clie
Mark,
My understanding is that shell meta expansion occurs once on the first node, so
from an Open MPI point of view, you really invoke
mpirun echo node0
I suspect
mpirun echo 'Hello from $(hostname)'
Is what you want to do
I do not know about
mpirun echo 'Hello from $HOSTNAME'
$HOSTNAME might be
This question is related to OpenMPI 2.0.1 compiled with GCC 4.8.2 on
RHEL 6.8 using Torque 6.0.2 with Moab 9.0.2. To be clear, I am an
administrator and not a coder and I suspect this is expected behavior
but I have been asked by a client to explain why this is happening.
Using Torque, the followi
