| From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
|---|---|
| To: | The Hermit Hacker <scrappy(at)hub(dot)org> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Vacuum only with 20% old tuples |
| Date: | 2000-07-12 15:40:18 |
| Message-ID: | 200007121540.LAA24061@candle.pha.pa.us |
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| Thread: | |
| Lists: | pgsql-hackers |
> > I do not see what your 20% idea has to do with this, though, nor
> > why it's a good idea. If I've told the thing to vacuum I think
> > it should vacuum. 20% of a big table could be a lot of megabytes,
> > and I don't want some arbitrary decision in the code about whether
> > I can reclaim that space or not.
>
> I wouldn't mind seeing some automagic vacuum happen *if* >20% expired
> ... but don't understand the limit when I tell it to vacuum either ...
I am confused by your comment.
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
+ If your life is a hard drive, | 830 Blythe Avenue
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