On Wed, 10 Jan 2024 20:25:21 GMT, Alan Bateman <al...@openjdk.org> wrote:
> This test was recently dialled down via JDK-8323002 but it still makes slow > progress on some test machines, esp. macox-x64-debug builds. The issue is > that the sampling of the target thread is skewed towards the unmounted case > so the target thread is disabled from being scheduled and doesn't make > progress. The test is re-worked to use a barrier so that the main thread and > target virtual thread run in lock step. This allows the virtual thread to > make progress at each iteration and also increases the chances of sampling > the stack trace at around the time that the target thread transitions from > being unmounted (due to the Thread.yield) and parking while pinned. This pull request has now been integrated. Changeset: e72723dc Author: Alan Bateman <al...@openjdk.org> URL: https://git.openjdk.org/jdk/commit/e72723dc5c61292303a992319794e5edb28a4e98 Stats: 53 lines in 1 file changed: 47 ins; 0 del; 6 mod 8323296: java/lang/Thread/virtual/stress/GetStackTraceALotWhenPinned.java#id1 timed out Reviewed-by: jpai ------------- PR: https://git.openjdk.org/jdk/pull/17353
