[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <ZWW95JPQ1B0cVPY-@tiehlicka>
Date: Tue, 28 Nov 2023 11:16:04 +0100
From: Michal Hocko <mhocko@...e.com>
To: "Huang, Ying" <ying.huang@...el.com>
Cc: Yosry Ahmed <yosryahmed@...gle.com>,
Liu Shixin <liushixin2@...wei.com>,
Yu Zhao <yuzhao@...gle.com>,
Andrew Morton <akpm@...ux-foundation.org>,
Sachin Sant <sachinp@...ux.ibm.com>,
Johannes Weiner <hannes@...xchg.org>,
Kefeng Wang <wangkefeng.wang@...wei.com>, linux-mm@...ck.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH v10] mm: vmscan: try to reclaim swapcache pages if no
swap space
On Tue 28-11-23 09:31:06, Huang, Ying wrote:
> Michal Hocko <mhocko@...e.com> writes:
[...]
> > Right. On the other hand we could be more aggressive when dropping the
> > swapcache. Is there any actual reason why we cannot try to folio_free_swap
> > even when mem_cgroup_swap_full == F?
>
> If there are plenty free space in swap device, why not take advantage of
> it?
Maybe a stupid question but what is the advantage of keeping around in
the swap cache?
--
Michal Hocko
SUSE Labs
Powered by blists - more mailing lists