Re: ASM+internal disks
- From: DBA Deepak <oracle.tutorials@xxxxxxxxx>
- To: ora_kclosson@xxxxxxxxx
- Date: Tue, 26 Apr 2011 08:49:22 +0530
Hi Kevin,
Thanks for the response.
> Giving over 25% of the IOPS capacity to OS+ORACLE_HOME? -- Can we place
our online REDO logs on the first 2 mirrored disks?
> Is there a lot of UTL_FILE , securefiles or other such demand for
structured data? -- No
> Theese 8 disks are internal SAS disks.
On Tue, Apr 26, 2011 at 5:08 AM, Kevin Closson <ora_kclosson@xxxxxxxxx>wrote:
> Giving over 25% of the IOPS capacity to OS+ORACLE_HOME? Is there a lot of
> UTL_FILE , securefiles or other such demand for structured data?
>
> Also, how are these 8 disks connected to the system (specifically what I/O
> card and what is the nature of the PCIe slot they plug into) ?
>
>
>
>
> ------------------------------
> *From:* DBA Deepak <oracle.tutorials@xxxxxxxxx>
> *To:* Oracle-L <oracle-l@xxxxxxxxxxxxx>
> *Sent:* Mon, April 25, 2011 11:26:37 AM
> *Subject:* ASM+internal disks
>
> Hi,
>
>
> We have a server with 8 SAS internal disks. The OS is going to be RHEL 5
> x86_64
>
> We plan to mirror disk 1 and 2 using software RAID -- OS and Oracle
> software will be kept on this
>
> Remaining 6 disks will be used for ASM.
>
>
> Need your expert opinion on how to use the disks efficiently to maximize
> the available space without loosing ASM performance benefits much.
>
>
> Our main worry is that if we spare 2 disks for storing online REDO logs
> (different ASM diskgroup with fine striping) then it will be a loss of space
> as well as we will have only 4 disks to store remaining oracle database
> files hence loosing performance a bit.
>
>
> Please suggest how should we layout the various files under ASM.
>
> --
> Regards,
>
> Deepak
> Oracle DBA
>
--
Regards,
Deepak
Oracle DBA
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