linux-kernel - Re: [TuxOnIce-devel] Swsusp patches applied to suspend-2.6#linux-next

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Date:	Mon, 27 Sep 2010 21:39:14 +1000
From:	Nigel Cunningham <nigel@...onice.net>
To:	Andrey Rahmatullin <wrar@...linux.org>
CC:	"Rafael J. Wysocki" <rjw@...k.pl>,
	Linux PM <linux-pm@...ts.linux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>,
	TuxOnIce-devel <tuxonice-devel@...onice.net>
Subject: Re: [TuxOnIce-devel] Swsusp patches applied to suspend-2.6#linux-next

Hi.

On 27/09/10 21:16, Andrey Rahmatullin wrote:
> On Mon, Sep 27, 2010 at 06:29:35PM +1000, Nigel Cunningham wrote:
>>>> On my laptop, single-threaded compression actually slows writing down from
>>>> 175MB/s to around 100-120MB/s (depending on how well the image compresses).
>>>> Reading speed improves from 218MB/s to around 245MB/s. I expect that
>>>> multithreaded writing would bring the writing (and reading) speeds back
>>>> up. It's on my swsusp to do list :)
>>> Works here.
>> What sort of speeds are you seeing?
> [  343.549378] PM: Image written at 107 MB/s.
> [  343.549379] PM: Image read at 205 MB/s.
> Latest ToI (on .35; with the lzo compressor; no clue about
> multithreadedness, though there are 4 CPUs here): I/O speed: Write 166
> MB/s, Read 192 MB/s.

Cool. Thanks!

Nigel
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