Re: [PATCH v14 0/3] mm: Fix OOM killer inaccuracy on large many-core systems

From: Andrew Morton

Date: Mon Jan 12 2026 - 16:22:18 EST


On Mon, 12 Jan 2026 15:00:53 -0500 Mathieu Desnoyers <mathieu.desnoyers@xxxxxxxxxxxx> wrote:

> Introduce hierarchical per-cpu counters and use them for RSS tracking to
> fix the per-mm RSS tracking which has become too inaccurate for OOM
> killer purposes on large many-core systems.

Thanks, I'll throw this back into the testing pot while monitoring the
discussion with Michal.