> 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 incrementally with one additional commit since the last revision: rename virtualThreadStartEventsPermanentlyEnabled to virtualThreadStartEventsEnabledForDeferredEventMode ------------- Changes: - all: https://git.openjdk.org/jdk/pull/28485/files - new: https://git.openjdk.org/jdk/pull/28485/files/e0a241a1..be9d1783 Webrevs: - full: https://webrevs.openjdk.org/?repo=jdk&pr=28485&range=03 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=28485&range=02-03 Stats: 8 lines in 5 files changed: 0 ins; 0 del; 8 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
