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

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Message-ID: <20170912070034.GC703@jagdpanzerIV.localdomain>
Date:   Tue, 12 Sep 2017 16:00:34 +0900
From:   Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>
To:     Minchan Kim <minchan@...nel.org>
Cc:     Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>,
        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

On (09/12/17 15:49), Minchan Kim wrote:
> 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.

ok, no prob.

this patch is not mandatory, and I don't see any problems if we
will keep zlib in the list.

	-ss