linux-kernel - Re: [PATCH]: Compress hibernation image with LZO (in-kernel)

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Message-ID: <1280817242.13433.5.camel@shrek.rexursive.com>
Date:	Tue, 03 Aug 2010 16:34:02 +1000
From:	Bojan Smojver <bojan@...ursive.com>
To:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
Cc:	Nigel Cunningham <nigel@...onice.net>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH]: Compress hibernation image with LZO (in-kernel)

On Tue, 2010-08-03 at 11:59 +1000, Bojan Smojver wrote:
> I also enhanced the patch to use overlapping compression in order to
> save memory. Looks like that's causing it to be slower on compression
> (we go down from 130 - 150 MB/s to around 105 - 110 MB/s), but still
> over 3 times faster than regular swsusp code. 

Actually, that is a lie. Speed is not related to overlapping
compression/decompression, but to what is put in /sys/power/image_size.

-- 
Bojan

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