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Re: rac cache fusion tuning

From: Ranko Mosic <ranko.mosic_at_gmail.com>
Date: Tue, 31 Jan 2006 09:13:27 -0500
Message-ID: <367369f10601310613u32b77a6dg4cab9ad94edf794f@mail.gmail.com>


I would look deeper into 'blocks lost'. It shouldn't return any rows. Check netstat.

On 1/30/06, Kevin Closson <kevinc_at_polyserve.com> wrote:
>
> >>>I am running 10g2 on 4 hp bp20 blades, with rhe3.
> >>>
> >>>I am getting many of the following:
> >>>Metrics "Global Cache Average Current Get Time" is at
> >>>1.46667 Metrics "Global Cache Blocks Lost" is at 4 Metrics
> >>>"Global Cache Average CR Get Time" is at 2.16129
>
>
> Are you sure it needs tuning? Is performance poor?
> Do these waits settle below I/O ?
>
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>
>
>

--
Regards,
Ranko Mosic
Contract Senior Oracle DBA
Oracle 10g, 9i Certified Database Professional
Phone: 416-450-2785
email: mosicr_at_rogers.com
http://ca.geocities.com/mosicr@rogers.com/ContractSeniorOracleDBARankoMosicMain.html

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Received on Tue Jan 31 2006 - 08:13:27 CST

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