Re: Page-at-a-time Locking Considerations

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От Alvaro Herrera
Тема Re: Page-at-a-time Locking Considerations
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Msg-id 20080204210829.GK16380@alvh.no-ip.org
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Ответ на Re: Page-at-a-time Locking Considerations  (Simon Riggs <simon@2ndquadrant.com>)
Ответы Re: Page-at-a-time Locking Considerations  (Simon Riggs <simon@2ndquadrant.com>)
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Simon Riggs wrote:
> On Mon, 2008-02-04 at 20:03 +0000, Gregory Stark wrote:
> 
> > I wonder how hard it would be to shove the clog into regular shared
> > memory pages and let the clock sweep take care of adjusting the
> > percentage of shared mem allocated to the clog versus data pages.
> 
> There is a reason that's not been done... try it and see.

What is it?

-- 
Alvaro Herrera                                http://www.CommandPrompt.com/
PostgreSQL Replication, Consulting, Custom Development, 24x7 support


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