HOWTO use MCWrapper on AlmaLinux9 nodes

Introduction

How to use MCWrapper on an interactive AlmaLinux9 node. Both submitting and running the jobs currently has to be done in a CentOS7 container.

WORK IN PROGRESS

Simulating Events

1. To go in the OS7 container and favorite $SHELL

singularity exec --bind /cvmfs/oasis.opensciencegrid.org/gluex/group/halld:/group/halld,/scratch,/u/home,/usr/local /cvmfs/singularity.opensciencegrid.org/jeffersonlab/gluex_prod:v1 bash

or

singularity exec --bind /cvmfs/oasis.opensciencegrid.org/gluex/group/halld:/group/halld,/scratch,/u/home,/usr/local /cvmfs/singularity.opensciencegrid.org/jeffersonlab/gluex_prod:v1 tcsh

2.

source /group/halld/Software/build_scripts/gluex_env_boot_jlab.sh

3.

gxenv version_5.13.0.xml

4.

Set MCWRAPPER_CENTRAL to new version (should be accessible soon - date of today is August 7th, 2024) 

setenv MCWRAPPER_CENTRAL path to new version

or

export MCWRAPPER_CENTRAL=path to new version

if it is not working copy this python steering file here: /work/halld/home/ijaegle/public/FromBoToMe/my_gluex_MC.py

5. In your MC.cfg, use

BATCH_SYSTEM=swif2cont 

and

OS=el9