Integrated: 8352994: ZGC: Fix regression introduced in JDK-8350572

Stefan Karlsson stefank at openjdk.org
Wed Apr 9 06:22:35 UTC 2025


On Tue, 1 Apr 2025 06:58:56 GMT, Stefan Karlsson <stefank at openjdk.org> wrote:

> We have seen a bunch of timeouts that all points towards the introduction of a check against VMError::is_error_reported_in_current_thread() in the ZGC verification code. I propose this workaround to first check if there's really an error reporting event that is going on by checking VMError::is_error_reported().
> 
> The underlying performance issue (or hang(?)) when calling os::current_thread_id() is being investigated as a separate bug. This fix just tries to clean up issues we see when running ZGC testing.
> 
> Thanks to @plummercj for digging into this and proposing the same workaround.
> 
> Testing: GHA is clean, I'll run this through a few tiers of our CI pipeline

This pull request has now been integrated.

Changeset: 3340e13f
Author:    Stefan Karlsson <stefank at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/3340e13fd0a8d25212003e8371a135471b2f44b3
Stats:     2 lines in 2 files changed: 0 ins; 1 del; 1 mod

8352994: ZGC: Fix regression introduced in JDK-8350572

Reviewed-by: aboldtch, tschatzl

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PR: https://git.openjdk.org/jdk/pull/24349


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