Display more information on the eBPF timeline #111
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Add eBPF trace points to show the change in number of entries in eBPF timeline.
Show the number of bins/entries processed/deleted in each of the parallel table-processing packets, and also the total numbers in the "GC" packet.
This commit shows the number of entries moved and the number of entries before and after the cleanup when processing the generic instance variable tables.
Display the number of obj_free candidates before and after processing on the eBPF timeline.
Update visualization script to show the difference between the number of entries before and after the processing.
Show the number of WB-unprotected objects before and after processin the WB-unprotected object list in the eBPF timeline.
Update the revision of the Ruby repo. It includes C-side changes for exposing some tables and statistic information so that we can display more information on the eBPF timeline. Also fix formatting
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This PR adds more USDT probes and extends the eBPF-based capturing and visualization scripts in
mmtk-ruby/tools/tracing/timelineto display more information on the generated timeline. This mainly includes the number of entries in weak tables before and after processing each weak table. It also includes the number of PPPs, the number of WB-unprotected objects and the number ofobj_freecandidates.