On Fri, 12 Apr 2024 02:17:34 GMT, Alex Menkov <amen...@openjdk.org> wrote:
> The fix makes VM heap dumping parallel by default. > `jcmd GC.heap_dump` and `jmap -dump` had parallel dumping by default, the fix > affects `HotSpotDiagnosticMXBean.dumpHeap()`, `-XX:+HeapDumpBeforeFullGC`, > `-XX:+HeapDumpAfterFullGC` and `-XX:+HeapDumpOnOutOfMemoryError`. > > Testing: > - manually tested different heap dump scenarios with `-Xlog:heapdump`; > - tier1,tier2,hs-tier5-svc; > - all reg.tests that use heap dump. This pull request has now been integrated. Changeset: 0a24daec Author: Alex Menkov <amen...@openjdk.org> URL: https://git.openjdk.org/jdk/commit/0a24daecebd90eb46a813923bb2d5672514197ce Stats: 16 lines in 3 files changed: 12 ins; 0 del; 4 mod 8322043: HeapDumper should use parallel dump by default Reviewed-by: yyang, sspitsyn, dholmes ------------- PR: https://git.openjdk.org/jdk/pull/18748
