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Palanteer v0.2

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@dfeneyrou dfeneyrou released this 31 Jul 13:14
· 126 commits to main since this release

This is the first Palanteer official release

Compared to the initial commit, the main changes are:

  • Virtual/userland thread support
  • Stability fixes (one of them critical)
  • Improved packaging.

Behavior change / compatibility break

  • Viewer: old stored records will not be readable anymore (break in 8e9e9ac)
  • The Python instrumentation does not log anymore the C calls by default.
    Indeed, wildly used built-in function (like list "append") may be very heavy and are not always necessary

New features

  • Viewer: record catalog improvement: total size per app is displayed and a menu to collapse/open alls app was added
  • Server: 10% faster event processing on server side by disabling specific assertions in containers in release mode.
  • Virtual/green/userland thread support in C++, and the equivalent asyncio/gevent/greenlet in Python
  • Improved CMakeFile.txt (thanks @bareya, @RichieSams!)
  • Python packages are now wheels
  • Python code is now formatted for PEP8 (with the tool "black")

Fixes

  • Server: fixed the lock event automata (a not taken lock event after a wait begin event was not ended as it should)
  • Viewer: fixed the search on Windows (strcasestr exists but does not work properly)
  • Viewer: fixed the behavior of clicking on items in the text view
  • Viewer: fixed the plot and histogram layout persistency
  • Server: filter problematic characters for a file in the sent application name
  • Server: improve robustness and behavior of the server connection automata
  • Server: improve robustness of the server against corrupted data sent from instrumentation
  • Instrumentation; fixed a major stability issue (event corruption) in the collection mechanism
  • Viewer: fixed proper quitting of the viewer
  • Instrumentation: fixed missing deactivated APIs (thanks @Lnsrini, @learn-more)
  • Tools: fixed missing API names in the tool extStringCppParser.py
  • Documentation improvement (thanks @ajweeks!)