From: JP Kobryn <inwardvessel@gmail.com>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: linux-mm@kvack.org, apopple@nvidia.com,
akpm@linux-foundation.org, axelrasmussen@google.com,
byungchul@sk.com, cgroups@vger.kernel.org, david@kernel.org,
eperezma@redhat.com, gourry@gourry.net, jasowang@redhat.com,
hannes@cmpxchg.org, joshua.hahnjy@gmail.com,
Liam.Howlett@oracle.com, linux-kernel@vger.kernel.org,
lorenzo.stoakes@oracle.com, matthew.brost@intel.com,
mhocko@suse.com, rppt@kernel.org, muchun.song@linux.dev,
zhengqi.arch@bytedance.com, rakie.kim@sk.com,
roman.gushchin@linux.dev, shakeel.butt@linux.dev,
surenb@google.com, virtualization@lists.linux.dev,
vbabka@suse.cz, weixugc@google.com, xuanzhuo@linux.alibaba.com,
ying.huang@linux.alibaba.com, yuanchu@google.com, ziy@nvidia.com,
kernel-team@meta.com
Subject: Re: [PATCH 2/2] mm: move pgscan and pgsteal to node stats
Date: Thu, 12 Feb 2026 13:23:42 -0800 [thread overview]
Message-ID: <fc29d4fe-2d85-440c-a8db-c26520dd4fc8@gmail.com> (raw)
In-Reply-To: <20260212020724-mutt-send-email-mst@kernel.org>
On 2/11/26 11:08 PM, Michael S. Tsirkin wrote:
> On Wed, Feb 11, 2026 at 08:51:09PM -0800, JP Kobryn wrote:
>> It would be useful to narrow down reclaim to specific nodes.
>>
>> Provide per-node reclaim visibility by changing the pgscan and pgsteal
>> stats from global vm_event_item's to node_stat_item's. Note this change has
>> the side effect of now tracking these stats on a per-memcg basis.
>>
>> Signed-off-by: JP Kobryn <inwardvessel@gmail.com>
>> Suggested-by: Johannes Weiner <hannes@cmpxchg.org>
>
> virtio_balloon changes
Thanks. I'll make sure to spell this out in the v2 changelog.
next prev parent reply other threads:[~2026-02-12 21:23 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-12 4:51 [PATCH 0/2] improve per-node allocation and reclaim visibility JP Kobryn
2026-02-12 4:51 ` [PATCH 1/2] mm/mempolicy: track page allocations per mempolicy JP Kobryn
2026-02-12 7:29 ` Michal Hocko
2026-02-12 21:22 ` JP Kobryn
2026-02-16 8:26 ` Michal Hocko
2026-02-16 17:50 ` JP Kobryn (Meta)
2026-02-16 21:07 ` Michal Hocko
2026-02-17 7:48 ` JP Kobryn (Meta)
2026-02-17 12:37 ` Michal Hocko
2026-02-17 18:19 ` JP Kobryn (Meta)
2026-02-17 18:52 ` Michal Hocko
2026-02-12 15:07 ` Shakeel Butt
2026-02-12 21:23 ` JP Kobryn
2026-02-12 15:24 ` Vlastimil Babka
2026-02-12 21:25 ` JP Kobryn
2026-02-13 8:54 ` Vlastimil Babka
2026-02-13 19:56 ` JP Kobryn (Meta)
2026-02-18 4:25 ` kernel test robot
2026-02-12 4:51 ` [PATCH 2/2] mm: move pgscan and pgsteal to node stats JP Kobryn
2026-02-12 7:08 ` Michael S. Tsirkin
2026-02-12 21:23 ` JP Kobryn [this message]
2026-02-12 7:29 ` Michal Hocko
2026-02-12 21:20 ` JP Kobryn
2026-02-12 4:57 ` [PATCH 0/2] improve per-node allocation and reclaim visibility Matthew Wilcox
2026-02-12 21:22 ` JP Kobryn
2026-02-12 21:53 ` Matthew Wilcox
2026-02-12 18:08 ` [syzbot ci] " syzbot ci
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