linux-kernel - Re: [PATCH 2/2] zram: remove zlib from the list of recommended algorithms

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Message-ID: <20170912064945.GB2068@bbox>
Date:   Tue, 12 Sep 2017 15:49:45 +0900
From:   Minchan Kim <minchan@...nel.org>
To:     Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        linux-kernel@...r.kernel.org,
        Sergey Senozhatsky <sergey.senozhatsky@...il.com>
Subject: Re: [PATCH 2/2] zram: remove zlib from the list of recommended
 algorithms

Hi Sergey,

On Tue, Sep 12, 2017 at 02:00:05PM +0900, Sergey Senozhatsky wrote:
> ZSTD tends to outperform deflate/inflate, thus we remove
> zlib from the list of recommended algorithms and recommend
> zstd instead.
> 
> Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@...il.com>
> Suggested-by: Minchan Kim <minchan@...nel.org>
 

One of my colleague have tested zstd compared zlib with a some
workload 4K data and he said it was not much better compared to
zlib so please give me a time to test it by myself.
I will test it with my sample data which dumped from my desktop.

Thanks.