linux-kernel - Re: containers: how to limit pagecache size?

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Message-ID: <20151012151212.GB19838@dhcp22.suse.cz>
Date:	Mon, 12 Oct 2015 17:12:12 +0200
From:	Michal Hocko <mhocko@...nel.org>
To:	Yuzhou <yuzhou@...ujie.com>
Cc:	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	svaidy@...ux.vnet.ibm.com
Subject: Re: containers: how to limit pagecache size?

On Fri 09-10-15 14:49:09, Yuzhou wrote:
> Hi, all
> 
> How to limit and reclaim container's pagecache?

There is no way to reclaim only the page cache. What you can do is to
put excessive page cache consumers into a separate memory cgroup and
limit them that way.
-- 
Michal Hocko
SUSE Labs
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