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Re: Clock sweep not caching enough B-Tree leaf pages? - Mailing list pgsql-hackers

From Peter Geoghegan
Subject Re: Clock sweep not caching enough B-Tree leaf pages?
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Msg-id CAM3SWZRpZDSutA4AgwPEAcvAGWYeem+WQRozfU5AWPx9WH7cNw@mail.gmail.com
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In response to Re: Clock sweep not caching enough B-Tree leaf pages?  (Merlin Moncure <mmoncure@gmail.com>)
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On Thu, Apr 17, 2014 at 11:53 AM, Merlin Moncure <mmoncure@gmail.com> wrote:
> No. but if you were very judicious, maybe you could hint the o/s
> (posix_fadvise) about pages that are likely to stay hot that you don't
> need them.

Mitsumasa KONDO wrote a patch like that. I don't think the results
were that promising, but things change quickly.


-- 
Peter Geoghegan

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