| From: | Stephen Frost <sfrost(at)snowman(dot)net> |
|---|---|
| To: | Jaime Casanova <jaime(at)2ndquadrant(dot)com> |
| Cc: | Andres Freund <andres(at)2ndquadrant(dot)com>, Craig Ringer <craig(at)2ndquadrant(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Heikki Linnakangas <hlinnakangas(at)vmware(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Extent Locks |
| Date: | 2013-05-28 16:44:51 |
| Message-ID: | 20130528164451.GH8597@tamriel.snowman.net |
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| Lists: | pgsql-hackers |
* Jaime Casanova (jaime(at)2ndquadrant(dot)com) wrote:
> On Tue, May 28, 2013 at 10:53 AM, Andres Freund <andres(at)2ndquadrant(dot)com> wrote:
> > But I agree. This needs to work without much manual intervention. I
> > think we just need to make autovacuum truncate only if it finds more
> > free space than whatever amount we might have added at that relation
> > size plus some slop.
>
> And how do you decide the amount of that "slop"?
How about % of table size?
Thanks,
Stephen
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