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Re: ORACLE on Linux - IO bottleneck

From: Fabrizio Magni <fabrizio.magni_at_mycontinent.com>
Date: Sat, 11 Feb 2006 10:39:53 +0100
Message-ID: <43edb0e8$0$28067$4fafbaef@reader1.news.tin.it>


Noons wrote:
> Fabrizio Magni wrote:
>

>> A raw device is a character device and as far as I know the I/O elevator
>>   (so in a 2.4 kernel) cannot operate on such devices (it works on block
>> device). Things can be different if RH has backported something from
>> kernel 2.6... and that's I cannot say for sure.

>
> No, they have not. At least as of RHAS3upd.5.
>

I'm not sure since I don't use redhat but they seem to have introduced the rawvary patch since AS 2.1 allowing writes on raw devices > of 512 byte.

-- 
Fabrizio Magni

fabrizio.magni_at_mycontinent.com

replace mycontinent with europe
Received on Sat Feb 11 2006 - 03:39:53 CST

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