Re: how to set the disk scheduler?

To: Noah McNallie <n0ah%n0ah.org@localhost>
Subject: Re: how to set the disk scheduler?
From: Manuel Bouyer <bouyer%antioche.eu.org@localhost>
Date: Sat, 6 Feb 2010 19:20:53 +0100

On Thu, Feb 04, 2010 at 12:07:47PM -0500, Noah McNallie wrote:
> root%ark.n0ah.org@localhost# dkctl sd0 strategy fcfs
> dkctl: /dev/rsd0c: DIOCGSTRATEGY: Inappropriate ioctl for device
> 
> there has to be some other method, as the dkctl method does not seem to be
> implemented for this device.

Yes, it's not implemented for sd(4), this means the strategy can't be
changed dynamically.
I guess if you build a kernel with only one bufq strategy it will be
used.

-- 
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
     NetBSD: 26 ans d'experience feront toujours la difference
--

References:
- how to set the disk scheduler?
  - From: Noah McNallie
- Re: how to set the disk scheduler?
  - From: Joerg Sonnenberger
- Re: how to set the disk scheduler?
  - From: Noah McNallie

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