Re: SELECT constant; takes 15x longer on 9.0?

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От Merlin Moncure
Тема Re: SELECT constant; takes 15x longer on 9.0?
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Msg-id h2pb42b73151004061047u38f69a7dp680d9e40a0e1a19a@mail.gmail.com
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Ответ на Re: SELECT constant; takes 15x longer on 9.0?  ("David E. Wheeler" <david@kineticode.com>)
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On Tue, Apr 6, 2010 at 12:08 PM, David E. Wheeler <david@kineticode.com> wrote:
> On Apr 6, 2010, at 2:32 AM, Takahiro Itagaki wrote:
>
>>> In our test, which does 5801 of these pings during the test, they take
>>> an average of 15x longer to execute on 9.0 as 8.4 ( 0.77ms vs. 0.05ms ).
>>>
>>> Any clue why this would be?
>>
>> Did you use the same configure options between them?
>
> Yes.
>
>> For example, --enable-debug or --enable-cassert.


hmm. ssl?  (I don't see any interesting difference in time either
btw).  can you log in w/psql and confirm the difference there w/timing
switch?

merlin


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