| From: | Jon Nelson <jnelson+pgsql(at)jamponi(dot)net> |
|---|---|
| To: | Greg Smith <greg(at)2ndquadrant(dot)com> |
| Cc: | mladen(dot)gogala(at)vmsinfo(dot)com, "david(at)lang(dot)hm" <david(at)lang(dot)hm>, Craig Ringer <craig(at)postnewspapers(dot)com(dot)au>, Vitalii Tymchyshyn <tivv00(at)gmail(dot)com>, "pgsql-performance(at)postgresql(dot)org" <pgsql-performance(at)postgresql(dot)org> |
| Subject: | Re: Slow count(*) again... |
| Date: | 2010-10-12 13:20:14 |
| Message-ID: | AANLkTik_wN6Wn=G5NsxpbnEpaa=kdcAruLn8s0XBimNH@mail.gmail.com |
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| Lists: | pgsql-hackers pgsql-performance |
On Tue, Oct 12, 2010 at 8:18 AM, Greg Smith <greg(at)2ndquadrant(dot)com> wrote:
> No. Usually the sequence used to remove all cached data from RAM before a
> benchmark is:
All cached data (as cached in postgresql - *not* the Linux system
caches)..., right?
--
Jon
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