> Don't enabled VIRTUAL_THREAD_START/END events unless absolutely necessary. > Solves performance issues when trying to debug apps that create a lot of > virtual threads. Details in first comment. > > With these changes the Skynet benchmark no longer shows any slowdown when > launching with debugging enabled or when attaching the debugger. > > Tested with all tier2, tier3, tier5, and tier6 CI testing (with filters to > only run svc tests).
Chris Plummer has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains four commits: - Merge - use EventIndex type - fix whitespace - disable VIRTUAL_THREAD_START adn VIRTUAL_THREAD_END unless needed ------------- Changes: https://git.openjdk.org/jdk/pull/28485/files Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=28485&range=02 Stats: 312 lines in 7 files changed: 253 ins; 36 del; 23 mod Patch: https://git.openjdk.org/jdk/pull/28485.diff Fetch: git fetch https://git.openjdk.org/jdk.git pull/28485/head:pull/28485 PR: https://git.openjdk.org/jdk/pull/28485
