Re: Page replacement algorithm in buffer cache - Mailing list pgsql-hackers

From Atri Sharma
Subject Re: Page replacement algorithm in buffer cache
Date
Msg-id CAOeZVie5uVMbQaybs1s8W4WVV4EFcWvzH=4DY3=C6cW9KZut=A@mail.gmail.com
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In response to Re: Page replacement algorithm in buffer cache  (Merlin Moncure <mmoncure@gmail.com>)
Responses Re: Page replacement algorithm in buffer cache  (Ants Aasma <ants@cybertec.at>)
List pgsql-hackers
>
> I'll have to take a look.  Removing *all spinning* from from page
> allocation though feels like it might be worthwhile to test (got to
> give some bonus points for being a very local change and simple to
> implement).  I wonder if with more shared buffers you tend to sweep
> more buffers per allocation.  (IIRC Jeff J was skeptical of that).

Replacing the spinning with TAS for buffer header sounds like a good idea.

Regards,

Atri



--
Regards,

Atri
l'apprenant



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