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SubjectRe: [PATCH 8/8] vm: Add an tuning knob for vm.max_writeback_mb
On 09/09/2009 03:32 PM, Wu Fengguang wrote:
> On Wed, Sep 09, 2009 at 08:28:06PM +0800, Christoph Hellwig wrote:
>> On Wed, Sep 09, 2009 at 05:29:01PM +0800, Wu Fengguang wrote:
>>> It seems that balance_dirty_pages() is not coupled with MAX_WRITEBACK_PAGES.
>>> Instead it uses the much smaller (ratelimit_pages + ratelimit_pages / 2).
>>
>> With Jen's writeback patches applied balance_dirty_pages does not start
>> writeback itself anymore but calls bdi_start_writeback to let the
>> flusher thread do it.
>>
>> it would be good if we do any writeback tuning ontop of these patches..
>
> Ah OK. I'm using latest linux-next and expected his patches to be there..

At least few days ago they were there.

--
Best Regards,
Artem Bityutskiy (Артём Битюцкий)
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