linux-kernel - Re: [External] Re: [RFC PATCH 0/2] zram: objects charge to mem

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Date:   Mon, 10 Jul 2023 21:16:42 +0800
From:   贺中坤 <hezhongkun.hzk@...edance.com>
To:     Michal Hocko <mhocko@...e.com>
Cc:     minchan@...nel.org, senozhatsky@...omium.org, david@...hat.com,
        yosryahmed@...gle.com, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org
Subject: Re: [External] Re: [RFC PATCH 0/2] zram: objects charge to mem_cgroup

>
> OK, this is an important detail to mention. Also have tried to get some
> numbers of how much excess is happening for a mixed bag of compressible
> memory?

Yes, I've done the test many times.  The numbers of excess depend on the
compression ratio only. The maximum amount will not exceed 400KB,and will be
smaller than the hard limit finally.

> --
> Michal Hocko
> SUSE Labs