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SubjectRe: Lockless page cache test results
On Wed, Apr 26 2006, Jens Axboe wrote:
> We can speedup the lookups with find_get_pages(). The test does 64k max,
> so with luck we should be able to pull 16 pages in at the time. I'll try
> and run such a test. But boy I wish find_get_pages_contig() was there
> for that. I think I'd prefer adding that instead of coding that logic in
> splice, it can get a little tricky.

Here's such a run, graphed with the other two. I'll redo the lockless
side as well now, it's only fair to compare with that batching as well.

Jens Axboe

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