CASA HPC / Parallelization Meeting

• Socorro NM, 22-27, June 2015

Logistics:

• Meetings in Socorro Aud:
  • Video: 192.33.117.12##8109
  • Phone: 434-817-6519
• Visitor Offices: 248, and 290

Agenda:

Monday 22 June

Morning

• 10:00 Testing the HPC development:
  1. automated framework for performance testing of the pipelines (James);
  2. automatic regression testing using MMS in ESO’s Jenkins (Julian/Justo)

Afternoon: Initial Pipline

• 13:30 Prototype of importasdm + partition (Sandra)
• 14:30 Prototype of the parallelization of plotms - Tier-0 system requirement. CASA-Cluster-Framework-New-Features.pdf(Justo)
• 15:30 Balanced Mode CASA-Cluster-Framework-New-Features.pdf(Justo)
• 16:00 What these implementations expect from the pipeline → modifications expected in the pipeline (Justo/Sandra)

Tuesday 23 June

Morning

• 9:00 MPI in CASA's build system. What happens behind the scenes. What is set and what is not. (Julian)
• 10:30 Report on prototyping Tier-2 parallelisation using async-like mode and multi-thread approach. (Justo)'

Afternoon

• 13:30 Discussion (Parallelization and SD)
• 15:30 MPI in C++ and clean. (Martin)

Friday 26 June

Morning

• 11:00 Wrap-up of the meeting: (all)

Topics for work/discussions

• Decision on the way forward on plotms parallelisation proposal
• Decision on the way forward on 1st-Tier parallelisation improvements
• Plan for parallelising the EVLA pipeline
• HPC plan for 4.6
• Hands-on work between Sandra/Justo and Stewart
• Weight handling in mstransform: Justo/ Takeshi/ George
• tclean parallelisation - Sanjay, Sandra, Justo, Jeff, Tak
• Calibrating VI - Justo, George, Jim
• Debugging with MPI Justo/Sanjay