mercury 2.4.0rc2

Summary

This is a preview release of the v2.4.0 release.

New features

Added in rc2

• [NA OFI]
  • Add support for FI_AV_AUTH_KEY (requires libfabric >= 1.20)
    • Add runtime check for cxi provider version
    • Setting multiple auth keys disables FI_DIRECTED_RECV
    • Separate opening of AV and auth key insertion
    • Parse auth key range when FI_AV_AUTH_KEY is available
    • Encode/decode auth key when serializing addrs
  • Add support for FI_AV_USER_ID
  • Clean up handling of FI_SOURCE_ERR
  • Remove support of FI_SOURCE w/o FI_SOURCE_ERR
  • Add support for new CXI address format

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Added in rc1

• [NA]
  • Add init info version compatibility wrappers
  • Bump NA version to v4.1.0
  • Add support for traffic_class init info (only supported by ofi plugin)
• [HG/NA Perf Test]
  • Add -f/--hostfile option to select hostfile to write to / read from
  • Add -T/--tclass option to select trafic class
  • Autodetect MPI implementation in perf utilities
    • MPI can now be autodetected and dynamically loaded in utilities, even if MERCURY_TESTING_ENABLE_PARALLEL was turned off. If MERCURY_TESTING_ENABLE_PARALLEL is turned on, tests remain manually linked against MPI as they used to be.
• [NA OFI]
  • Attempt to distribute multi-NIC domains based on selected CPU ID
  • Support selection of traffic classes (single class per NA class)

Bug fixes

Added in rc2

• [HG Util]
  • Use destructor to free log outlets
• [NA]
  • Fix missing free of dynamic plugin entries
• [NA UCX]
  • Fix hg_info not filtering protocol
    • Allow na_ucx_get_protocol_info() to resolve ucx tl name aliases
• [NA OFI]
  • Fix shm provider flags
• [NA Test]
  • Remove could not find MPI message

---

Added in rc1

• [HG Util]
  • Add missing prototype to hg_atomic_fence() definition
• [NA OFI]
  • Remove excessive MR count warning message
• [NA Perf]
  • Ensure perf tests wait on send completion

⚠️ Known Issues

• [NA OFI]
  • [tcp/verbs;ofi_rxm] Using more than 256 peers requires FI_UNIVERSE_SIZE to be set.