| From: | Jaime Casanova <jaime(at)2ndquadrant(dot)com> |
|---|---|
| To: | Noah Misch <noah(at)leadboat(dot)com> |
| Cc: | Bernd Helmle <mailings(at)oopsware(dot)de>, Greg Smith <greg(at)2ndquadrant(dot)com>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Measuring relation free space |
| Date: | 2012-01-14 19:40:46 |
| Message-ID: | CAJKUy5hbmC4u2kgPAtpkvGYTuWnCKUfvqseaLgQz3pz3RPWZ6g@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Sat, Jan 14, 2012 at 6:26 AM, Noah Misch <noah(at)leadboat(dot)com> wrote:
>
> - pgstattuple() and relation_free_space() should emit the same number, even if
> that means improving pgstattuple() at the same time.
yes, i just wanted to understand which one was more accurate and
why... and give the opportunity for anyone to point my error if any
> - relation_free_space() belongs in the pgstattuple extension, because its role
> is cheaper access to a single pgstattuple() metric.
>
oh! right! so, what about just fixing the free_percent that
pgstattuple is providing
--
Jaime Casanova www.2ndQuadrant.com
Professional PostgreSQL: Soporte 24x7 y capacitación
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