Slow Boot

Kevin Oberman oberman at es.net
Mon Aug 18 07:54:53 PDT 2003


> Date: Mon, 18 Aug 2003 08:45:36 -0400
> From: Bill Moran <wmoran at potentialtech.com>
> Sender: owner-freebsd-current at freebsd.org
> 
> Matthew D. Fuller wrote:
> > On Sun, Aug 17, 2003 at 02:55:46PM -0400 I heard the voice of
> > Bill Moran, and lo! it spake thus:
> > 
> >>My best guess is that the chipset responds slowly to probes, thus it
> >>takes a while to get the list of devices from it.  However, I've never
> >>looked into it any more than that.
> > 
> > I've always presumed it to be a question of timing out probes to the
> > drives; it only ever happens on IDE controllers with no devices attached
> > to 'em.  I habitually just disable the controller channels that are empty
> > (or, in the case of my SCSI systems, just yank ATA support altogether).
> 
> Could be.  This machine is pretty bare-bones.  Single ATA HDD and nothing
> on the secondary controller.  I never really considered that, but it makes
> sense that probes on the secondary controller would take the full timeout
> value if there was nothing to respond.

Nope. My system has disks on both ATA controllers with hard drives as
the master for each channel. One channel also has the CD drive as
the slave.
-- 
R. Kevin Oberman, Network Engineer
Energy Sciences Network (ESnet)
Ernest O. Lawrence Berkeley National Laboratory (Berkeley Lab)
E-mail: oberman at es.net			Phone: +1 510 486-8634


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