Miscellaneous Machine Notes

Blue Gene/P at Argonne

• ​ALCF pages
• PAPI 3.0.9 was ported and installed by IBM in the usual location: /soft/apps/papi-3.0.9
  • true 64-bit counters in BG/P and all counters for PAPI always starting from a true zero (no write allowed)
  • 455 total native counters, max multiplexing: 256
• PAPI counter tests:
  • available PAPI counters (not including native)
  • native BGP counters