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SubjectRe: Nigel's current for-rafael queue
On Wed 2010-06-02 22:18:59, Nigel Cunningham wrote:
> Hi all.
>
> Here is my current patch queue.
>
> Taken together, the patches implement the separation of low level
> block i/o into a separate file, switch from using swap_map_pages
> to extents stores prior to the 'header' page and implement fully
> asynchronous (rather than batched I/O). I have only run it under
> VMware so far, but would estimate a doubling in speed due to the
> async i/o.

Do you have any numbers from real hw? Could similar speedup be
accomplished by just increasing the batch size?
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html


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