Spack Manager Tutorial 02 18 2022

Spack-Manager Tutorial

Agenda:

1. Introduction to Spack-Manager (20 min)

• Brief Overview
• Inspirations and lessons learned from Exawind Builder
• What Developers need to know

2. Snapshot Workflow Tutorial (20 min)

• Eagle Snapshot Workflow Commands:
  1. export SCRATCH=/scratch/${USER}
  2. cd ${SCRATCH}
  3. git clone --recursive https://github.com/psakievich/spack-manager.git
  4. export SPACK_MANAGER=${SCRATCH}/spack-manager && source ${SPACK_MANAGER}/start.sh && spack-start
  5. spack manager create-env --name exawind --spec 'exawind@master+hypre %gcc'
  6. spack env activate -d ${SPACK_MANAGER}/environments/exawind
  7. spack manager develop nalu-wind@master; spack manager develop exawind@master;
  8. spack manager external --list
  9. spack manager external --latest -v gcc
  10. spack concretize -f
  11. spack install
  12. cd ${SPACK_MANAGER}/environments/exawind/nalu-wind
  13. vi unit_tests.C
  14. spack install
  15. spack cd -b nalu-wind
  16. spack build-env nalu-wind ./unittestX

3. Quick-Command Workflow Tutorial (10 min)
4. Additional Q&A (10 min)

Other Topics:

• FAQ
• In's and outs of spack manager external
• CMake script
• How to add your own CMake flags
• How to edit spack.yaml
• What are the directories in Spack-Manager