Subject: Re: Performance of RAIDframe and SOFTDEP
To: None <Lloyd.Parkes@vuw.ac.nz>
From: David Brownlee <abs@netbsd.org>
List: tech-kern
Date: 02/24/2000 10:15:59
	Its possible on your system the limiting factor might be cpu time.
	More modern systems will tend to have a higher CPU to disk
	bandwidth ratio. (Just a thought).

	Nice test though :)

		David/absolute

On Thu, 24 Feb 2000 Lloyd.Parkes@vuw.ac.nz wrote:

> I have run some tests on a NetBSD box to see how RAIDframe and SOFTDEP
> interacted. I was mostly interested not paying too high a penalty for
> using RAID 5. The goal was satisfying my own personal interest, rather
> than anything scientific, so the tests were not particularly rigorous.
> 
> [...]
>
> The performance improvements gained by enabling soft dependencies were
> 
> 	no RAID	1.23x
> 	RAID 0	1.44x
> 	RAID 5	1.36x
>