| From: | Scott Marlowe <scott(dot)marlowe(at)gmail(dot)com> |
|---|---|
| To: | Henk van Lingen <H(dot)G(dot)K(dot)vanLingen(at)uu(dot)nl> |
| Cc: | pgsql-general(at)postgresql(dot)org |
| Subject: | Re: Forcing the right queryplan |
| Date: | 2010-09-07 18:41:01 |
| Message-ID: | AANLkTin2s8bk93w65te3xwP9bbaH6eqgg2GNkp5R7GYJ@mail.gmail.com |
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| Lists: | pgsql-general pgsql-novice |
On Tue, Sep 7, 2010 at 8:48 AM, Henk van Lingen <H(dot)G(dot)K(dot)vanLingen(at)uu(dot)nl> wrote:
>
> Thanks for your answer. Dropping the (pkey) index is not an option.
> iostat suggest the thing is CPU bound (%iowait remaining 11% but cpu
> rizing from 1 to 13 %)
How man cores that server have? If you've got 8 cores and one IO
bound on this query it'll hit 12%.. IOBound. rely on iostat -xd
instead.
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