Re: patch for new feature: Buffer Cache Hibernation

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От Tatsuo Ishii
Тема Re: patch for new feature: Buffer Cache Hibernation
Дата
Msg-id 20110601.160329.861326663923234988.t-ishii@sraoss.co.jp
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Ответ на Re: patch for new feature: Buffer Cache Hibernation  (Robert Haas <robertmhaas@gmail.com>)
Ответы Re: patch for new feature: Buffer Cache Hibernation  (Cédric Villemain <cedric.villemain.debian@gmail.com>)
Re: patch for new feature: Buffer Cache Hibernation  (Greg Smith <greg@2ndQuadrant.com>)
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> Yeah, I'm pretty well convinced this whole approach is a dead end.
> Priming the OS buffer cache seems way more useful.  I also think
> saving the blocks to be read rather than the actual blocks makes a lot
> more sense.

Well, his proposal works on any platforms PostgreSQL supports. On the
other hand PgFincore works on Linux only. Who wants Linux only tool be
in core?

Also I really want to see the performance comparison between these two
approaches in the real world database.
--
Tatsuo Ishii
SRA OSS, Inc. Japan
English: http://www.sraoss.co.jp/index_en.php
Japanese: http://www.sraoss.co.jp


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