Re: Is RAID useful for Oracle database files?

In other words you always pay for redundancy. Either with $$, or in performance.
--
Chuck Hamilton
chuckh_at_safeaccess.net

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On Thu, 14 Jan 1999 14:44:40 -0500, Darryl E Balaski <darryl_e_balaski_at_groton.pfizer.com> wrote:

>Connor McDonald wrote:
>> Monique van Daal wrote:
>> > We know it is possible to use RAID 5 on SUn Solaris for our Oracle
>> > databases. But does anybody know if it is also USEFUL to apply RAID 5
>> > with Oracle database?
>> >
>> > Thanks
>>
>> With RAID you can have 2 of a possible 3 benefits...Take your pick
>>
>> RAID 0 1 0+1 5
>> Redundancy No Yes Yes Yes
>> Performance Yes Maybe Yes No
>> Inexpensive Yes No No Yes
>> --
>
>
>I've had good experience with Raid-5 (mostly in an ORacle/VMS
>environment -- 20GB OLTP database with apx 1100 users)
>
>Whatever you do, make sure it is not software raid --- too big of a
>performance bite!
>
>Make sure the controller has a good cache with battery backup.
>Performance is pretty good. Sun is coming into my current shop to show
>us the benchmarks of Raid-5 on their A1000 array's and controllers --
>they claim the performance is great.
>
>
>hope this helps,
>darryl dB Balaski
>www.rdbms.org
Received on Fri Jan 15 1999 - 12:05:16 CST