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Re: advice on raid controller

From: Palle Girgensohn <girgen(at)pingpong(dot)net>
To: Matt Clark <matt(at)ymogen(dot)net>, rj(at)last(dot)fm,pgsql-performance(at)postgresql(dot)org
Subject: Re: advice on raid controller
Date: 2003-09-29 21:35:16
Message-ID: 43690000.1064871316@palle.girgensohn.se (view raw or flat)
Thread:
Lists: pgsql-performance
Come to think of it, I guess a battery-backed cache will make fsync as fast 
as no fsync, right? So, the q was kinda stoopid... :-/

/Palle

--On måndag, september 29, 2003 23.31.54 +0200 Palle Girgensohn 
<girgen(at)pingpong(dot)net> wrote:

> Stupid question, perhaps, but would a battery-backed cache make it safe
> to set fsync=false in postgresql.conf?
>
> /Palle
>
> --On söndag, september 28, 2003 13.07.57 +0100 Matt Clark
> <matt(at)ymogen(dot)net> wrote:
>
>> As others have mentioned, you really ought to get battery-backed cache if
>> you're doing any volume of writes.  The ability to do safe write-back
>> caching makes an *insane* difference to write performance.
>
>
>
>





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