Re: That EXPLAIN ANALYZE patch still needs work

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От Alvaro Herrera
Тема Re: That EXPLAIN ANALYZE patch still needs work
Дата
Msg-id 20060608213131.GI20220@surnet.cl
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Ответ на Re: That EXPLAIN ANALYZE patch still needs work  (Tom Lane <tgl@sss.pgh.pa.us>)
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Tom Lane wrote:
> Alvaro Herrera <alvherre@commandprompt.com> writes:
> > Tried on two machines.  The first (Turion64 laptop) gives 44-45 ms for
> > the SELECT, and 50-51 ms for the EXPLAIN ANALYZE.
> 
> > The second machine, desktop Celeron 533, gives 197-200 ms for the SELECT
> > and 788-790 for the EXPLAIN ANALYZE.  I guess this is the reproduction
> > you were looking for.
> 
> Do you have oprofile installed on these?  Comparing oprofile results
> might give some more insight where the time is going.

No, I don't.  I'll have a look.

-- 
Alvaro Herrera                                http://www.CommandPrompt.com/
PostgreSQL Replication, Consulting, Custom Development, 24x7 support


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