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artdaq_core Release Notes v3_05_09 (21-Nov-2019)

Introduction

This release of artdaq_core includes several bugfixes from v3_05_07, as well as performance improvements when handling many small events.

Reference

artdaq_core version:"v3_05_09"

New features:

  • Support #22159: Determine why artdaqDriver performance suffers with many shared memory buffers
  • Feature #23491: artdaq should create logfile subdirectories which are group writeable

Bug fixes and Improvements:

  • Support #23517: Lots of SharedMemoryManager errors in TRACE buffer at end of artdaq-demo test run
  • Bug #23427: Fragment constructor needs bulletproofing
  • Bug #23426: RootDAQOut determines filename before rank and app_name set in art v3

Operational changes:

  • none

Dependent Package Notes

  • TRACE v3_15_05