| From: | Cédric Villemain <cedric(dot)villemain(dot)debian(at)gmail(dot)com> |
|---|---|
| To: | pasman pasmański <pasman(dot)p(at)gmail(dot)com> |
| Cc: | pgsql-general(at)postgresql(dot)org |
| Subject: | Re: effective_io_concurrency details |
| Date: | 2010-05-26 11:05:52 |
| Message-ID: | AANLkTimUJXWQBtiMvJ6-mXapMr8xKgY1Sa8PEWgyo9-M@mail.gmail.com |
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| Lists: | pgsql-general |
2010/5/26 pasman pasmański <pasman(dot)p(at)gmail(dot)com>:
> Hello.
>
> I have 2 questions:
> Is effective_io_concurrency working on WinXP sp2 ?
no
> and what is the difference between effective_io_concurrency = 0
> and effective_io_concurrency = 1
0 disable prefetching.
1 allow a short prefetch window
>
>
> Postgres 8.4.4
> ------------
> pasman
>
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--
Cédric Villemain 2ndQuadrant
http://2ndQuadrant.fr/ PostgreSQL : Expertise, Formation et Support
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