Re: Optimize kernel readahead using buffer access strategy

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От Simon Riggs
Тема Re: Optimize kernel readahead using buffer access strategy
Дата
Msg-id CA+U5nMJQ==AvTxypAdnNQbfdwPS3xraX2mzmz5Mv7Na1fNdq9w@mail.gmail.com
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Ответ на Re: Optimize kernel readahead using buffer access strategy  (Mitsumasa KONDO <kondo.mitsumasa@gmail.com>)
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On 12 December 2013 13:43, Mitsumasa KONDO <kondo.mitsumasa@gmail.com> wrote:

>> Your tests seem to relate to pgbench. Do we have tests on more BI related
>> tasks?
>
> Yes, off-course!  We will need another benchmark test before conclusion of
> this patch.
> What kind of benchmark do you have?

I suggest isolating SeqScan and IndexScan and BitmapIndex/HeapScan
examples, as well as some of the simpler TPC-H queries.

But start with some SeqScan and VACUUM cases.

-- Simon Riggs                   http://www.2ndQuadrant.com/PostgreSQL Development, 24x7 Support, Training & Services



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