Re: statistics for shared catalogs not updated when autovacuum is off

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Michael Paquier <michael(dot)paquier(at)gmail(dot)com>
Cc: Jim Nasby <Jim(dot)Nasby(at)bluetreble(dot)com>, Peter Eisentraut <peter_e(at)gmx(dot)net>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: statistics for shared catalogs not updated when autovacuum is off
Date: 2016-05-25 21:50:41
Message-ID: 13023.1464213041@sss.pgh.pa.us
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I wrote:
> OK. I'm going to work on replacing the DBWriteRequest structure with
> an OID list, and on improving the comments some more, but I don't
> anticipate further functional changes.

Here's the end result of that. I went ahead and pushed the original
small patch, concluding that that was fixing a different bug and so
should be a different commit.

regards, tom lane

Attachment Content-Type Size
pgstat-avoid-redundant-writes-again.patch text/x-diff 21.4 KB

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