2014 05 22

• Who: Mark, Matteo, Shantenu, Ole, AndreM, Antons

• Agenda:

  • open TODOs
    • TODO AM: micro benchmarks for RP
    • DONE MS, OW: check module load / shell startup issues (context MPI CUs)
    • TODO AM: re-check 2048 ceiling
    • DONE OW: provide MPI prototype for stampede
    • TODO MS: base MPI agent on this
    • TODO AT: start on Cray agent, based on ATs scripts
    • DONE AM/OW: set up regular 10min meets between AT and OW
    • TODO AT: expand scripts toward MPI jobs, and further to inter-node MPI jobs
    • TODO SJ: check pipeline example (MTMS)
    • DONE MS: repost data proposal on list
    • TODO ALL: provide feedback
    • TODO OW: get quantitative EnMDTK requirements
    • TODO OW: bootstrap for agent on archer (and others)
    • DONE OW: email about port forwarding to Iain(?)
    • TODO OW: yes, makes sense, will do
    • TODO MS: proposal
  • MS-7 checkpoints:
    • May 8:
      • OW: simple MPI support for Stampede complete (prototype)
      • AT, OW: draft architecture for Cray agent
    • May 15:
      • MS: implementation proposal for MPI support beyond stampede
      • AM: MPI integration tests set up
      • OW: first prototype of non-MPI agent for cray
      • ALL: agree on implementation plan for Cray agent
    • May 22:
      • AM: MPI support integrated in Troy
  • status reports
  • discussion on Mark's data proposal
  • benchmarking plans
  • (?) what role plays scheduling on agent level?

• Notes:

  • ibrun vs. mpiexec
  • mongodb on headnode of archer
  • OW: does preexec imply postexec?
    • TODO MS: yes, implement
  • OW passed Cray agent to AT
  • TODO OW: follow up on port forwarding
  • data feedback: *