Integrated: 8369286: Parallel: Assertion failure in mutableNUMASpace

Wed Oct 8 11:24:17 UTC 2025

On Tue, 7 Oct 2025 13:10:56 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

> Parallel will try to expand eden to satisfy allocation request. However, the current NUMA implementation in Parallel requires a space to be empty on resizing so that the memory inside the space can be freely distributed among all NUMA nodes.
> 
> Add an early-return to `PSYoungGen::try_expand_to_hold` if NUMA is enabled and eden is not empty.
> 
> Test: tier1-3

This pull request has now been integrated.

Changeset: c12f0e74
Author:    Albert Mingkun Yang <ayang at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/c12f0e74a9acfaa91b537853143ec94f143fe316
Stats:     6 lines in 1 file changed: 6 ins; 0 del; 0 mod

8369286: Parallel: Assertion failure in mutableNUMASpace

Reviewed-by: jsikstro, tschatzl

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PR: https://git.openjdk.org/jdk/pull/27675