Re: RAID 5 and Oracle Part II

From: Kris Spinka <kris_at_snet.net>
Date: 1998/01/29
Message-ID: <6aql3l$9q8@news2.snet.net>#1/1

First of all, you are a nut if you are running a 500Gb RAID 5 file system without a dedicated RAID controller. Forget about Oracle performance! All your CPU time will be dealing with the RAID. If you are working on a project with that scale, didn't someone budget a god damn RAID controller???

-kris spinka

>Thank you to everyone who has responded to this. I think I should
clarify a
>couple of things first.
>
>First, this is a VLDB that is 500 Gbs and is expected to reach a
Terabyte+
>by the end of the year.
>Second, unfortunately, we are using software RAID 5 not hardware RAID
5.
>
>I would like to hear about your expereinces with RAID 5 under these
kind of
>conditions. And how much of a hit on performance did you take?
>
>Thanks again
>
>
Received on Thu Jan 29 1998 - 00:00:00 CST