Re: Autovacuum in the backend

From: "Qingqing Zhou" <zhouqq(at)cs(dot)toronto(dot)edu>
To: pgsql-hackers(at)postgresql(dot)org
Subject: Re: Autovacuum in the backend
Date: 2005-06-15 05:41:52
Message-ID: d8of71$2u5p$1@news.hub.org
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"Neil Conway" <neilc(at)samurai(dot)com> writes
>
> Wasn't the plan to rewrite pg_autovacuum to use the FSM rather than the
> stats collector?
>

I don't understand. Currently the basic logic of pg_autovacuum is to use the
pg_stat_all_tables numbers like n_tup_upd, n_tup_del to determine if a
relation need to be vacuumed. How to use FSM to get these information?

Regards,
Qingqing

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