Integrated: 8312322: GenShen: Cancelled GCs may become stuck in self-cancellation loop

William Kemper wkemper at openjdk.org
Thu Jul 20 15:28:30 UTC 2023


On Tue, 18 Jul 2023 22:33:59 GMT, William Kemper <wkemper at openjdk.org> wrote:

> If an old GC is cancelled during its preparation phase, it may not acknowledge the cancellation. This can lead to a situation where the subsequent, interrupting young cycle observes its own cancellation request and does nothing. Which, in turn leads to another request to run a young cycle and so on, ad infinitum.

This pull request has now been integrated.

Changeset: e754b19a
Author:    William Kemper <wkemper at openjdk.org>
URL:       https://git.openjdk.org/shenandoah/commit/e754b19a01c3beaf977b1483fe5d41caea5ca199
Stats:     22 lines in 1 file changed: 4 ins; 10 del; 8 mod

8312322: GenShen: Cancelled GCs may become stuck in self-cancellation loop

Reviewed-by: kdnilsen

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PR: https://git.openjdk.org/shenandoah/pull/298


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