Subject: Re: Performance of RAIDframe and SOFTDEP
To: None <>
From: Manuel Bouyer <>
List: tech-kern
Date: 02/24/2000 21:01:43
On Thu, Feb 24, 2000 at 02:43:50PM +1300, 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 test environment was an Intel 486DX100 with 16MB of RAM. The system
> disk was an old IDE disk. The disks being tested were one to three
> Seagate ST41200N disks, with data being read from a new Seagate IDE
> disk. The SCSI disks were all attached to a single Adaptec 1542C. The
> kernel was a newish -current, but not new enough to contain Greg Oster's
> changes of Feb 14.

Hum, Adaptec 1542C. This is not really a fast board, I've never been able
to get higth bandwith of it (I had better results with buslogic boards
of the same generation).
Any chances to try another scsi adapter ?

Manuel Bouyer, LIP6, Universite Paris VI.