> 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 two additional commits since the last revision: - Fixed typo in comment - Add comment for virtualThreadStartEventsEnabledForDeferredEventMode ------------- Changes: - all: https://git.openjdk.org/jdk/pull/28485/files - new: https://git.openjdk.org/jdk/pull/28485/files/be9d1783..09ca7110 Webrevs: - full: https://webrevs.openjdk.org/?repo=jdk&pr=28485&range=04 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=28485&range=03-04 Stats: 2 lines in 2 files changed: 1 ins; 0 del; 1 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
