RE: [Suspend2-devel] How to reduce page cache?

RE: [Suspend2-devel] How to reduce page cache?

[Nigel Cunningham]

Hi.

On Thu, 2005-03-10 at 14:12, i ?i??ea(C) Chun-Mok Chung wrote:
> You are right. If I don't reduce pageset2 size, swsusp2 works well.
> And image_size_limit function works well, too.
> 
> The problem occurs because of my additional codes.
> I tried reducing pageset2 to enhance resume performance by reducing disk
> I/O time.
> Because my box uses ramdisk, shrink_cache() doesn't write-back dirty page
> to disk and the cache size decrease only a little.
> So, I willing to release dirty pages in inactive_list which are mapped to
> program file and not used any more.

Ah. Now I'm with you.

I wonder whether you'll get better help by talking to the guys who
really understand the memory manager. They're accessible via the
Linux-MM mailing list, which I've cc'd.

Guys, Chun-mok is using a 2.4.19-rmk7-pxa2 kernel. Are you able to give
him some suggestions?

Regards,

Nigel
-- 
Nigel Cunningham
Software Engineer, Canberra, Australia
http://www.cyclades.com
Bus: +61 (2) 6291 9554; Hme: +61 (2) 6292 8028;  Mob: +61 (417) 100 574

Maintainer of Suspend2 Kernel Patches http://suspend2.net

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