Re: RAID 5+1 and BAARF

From: "Niall Litchfield" <niall.litchfield@xxxxxxxxx>
To: kevinc@xxxxxxxxxxxxx
Date: Thu, 2 Nov 2006 01:31:54 +0000

On 11/2/06, Kevin Closson <kevinc@xxxxxxxxxxxxx> wrote:



                Mitigated, yes, but not eliminated. At some point the
cache will be exhausted, and then performance will hit the floor. Bear
in mind that you will likely have Oracle and filesystem cache's involved

                                                             ^^^^^
EEEEEK, why?



On Linux...

9iR1
< 9.2.0.4
RHAS 2.1
Haven't configured dio at all
RHAS 3 and tried to do aio and dio
Note *297521.1*

They haven't seen the light and decided to use ASM :)

But in all fairness likely is probably overstating the case.

--
Niall Litchfield
Oracle DBA
http://www.orawin.info

References:

Re: RAID 5+1 and BAARF
From: Jared Still

RE: RAID 5+1 and BAARF
From: Kevin Closson

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