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Re: VACUUM and spoiling the buffer manager cache

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: "Simon Riggs" <simon(at)2ndquadrant(dot)com>
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: VACUUM and spoiling the buffer manager cache
Date: 2007-02-28 16:09:38
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-hackers
"Simon Riggs" <simon(at)2ndquadrant(dot)com> writes:
> VACUUM's current behaviour is to take blocks it has touched and place
> them on the head of the freelist, allowing them to be reused.

No, it puts them at the tail of the freelist.  So I am unconvinced by
the rest of your argument.

			regards, tom lane

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