From: Andrew Morton <akpm@linux-foundation.org>
To: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Cc: linux-kernel@vger.kernel.org,
"Paul E. McKenney" <paulmck@kernel.org>,
Steven Rostedt <rostedt@goodmis.org>,
Masami Hiramatsu <mhiramat@kernel.org>,
Dennis Zhou <dennis@kernel.org>, Tejun Heo <tj@kernel.org>,
Christoph Lameter <cl@linux.com>,
Martin Liu <liumartin@google.com>,
David Rientjes <rientjes@google.com>,
christian.koenig@amd.com, Shakeel Butt <shakeel.butt@linux.dev>,
SeongJae Park <sj@kernel.org>, Michal Hocko <mhocko@suse.com>,
Johannes Weiner <hannes@cmpxchg.org>,
Sweet Tea Dorminy <sweettea-kernel@dorminy.me>,
Lorenzo Stoakes <lorenzo.stoakes@oracle.com>,
"Liam R . Howlett" <liam.howlett@oracle.com>,
Mike Rapoport <rppt@kernel.org>,
Suren Baghdasaryan <surenb@google.com>,
Vlastimil Babka <vbabka@suse.cz>,
Christian Brauner <brauner@kernel.org>,
Wei Yang <richard.weiyang@gmail.com>,
David Hildenbrand <david@redhat.com>,
Miaohe Lin <linmiaohe@huawei.com>,
Al Viro <viro@zeniv.linux.org.uk>,
linux-mm@kvack.org, linux-trace-kernel@vger.kernel.org,
Yu Zhao <yuzhao@google.com>,
Roman Gushchin <roman.gushchin@linux.dev>,
Mateusz Guzik <mjguzik@gmail.com>,
Matthew Wilcox <willy@infradead.org>,
Baolin Wang <baolin.wang@linux.alibaba.com>,
Aboorva Devarajan <aboorvad@linux.ibm.com>
Subject: Re: [PATCH v14 0/3] mm: Fix OOM killer inaccuracy on large many-core systems
Date: Mon, 12 Jan 2026 13:22:16 -0800 [thread overview]
Message-ID: <20260112132216.1e347117f15fbf44c752bed1@linux-foundation.org> (raw)
In-Reply-To: <20260112200056.1250404-1-mathieu.desnoyers@efficios.com>
On Mon, 12 Jan 2026 15:00:53 -0500 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> 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.
prev parent reply other threads:[~2026-01-12 21:22 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-12 20:00 Mathieu Desnoyers
2026-01-12 20:00 ` [PATCH v14 1/3] lib: Introduce hierarchical per-cpu counters Mathieu Desnoyers
2026-01-12 20:00 ` [PATCH v14 2/3] mm: Fix OOM killer inaccuracy on large many-core systems Mathieu Desnoyers
2026-01-12 20:00 ` [PATCH v14 3/3] mm: Implement precise OOM killer task selection Mathieu Desnoyers
2026-01-12 21:22 ` Andrew Morton [this message]
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