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List:       freebsd-alpha
Subject:    Re: SCSI disk problems on AS1000
From:       Wilko Bulte <wilko () yedi ! iaf ! nl>
Date:       2000-03-29 18:52:37
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On Wed, Mar 29, 2000 at 09:32:24AM -0500, Andrew Gallatin wrote:
> 
> Andre Severo writes:
>  > 
>  > My apologies for such an obscure sentence =)
>  > 
>  > What I meant by that was that I had to use the command "exerc"
>  > on the srm monitor prior to the boot procedure to sort of 
>  > "warm up" the disks.
>  > 
>  > Without this "warm up exercise" for a few seconds the disks are detected but 
>  > their size is not assessed (this failure is what I meant by
>  > "taken to be offline"). 
> 
> 
> Hmm.. Older DEC disks tend to not spin up when they're powered on.

These are the older RZxx disks. The 'multivendor variant' of the same drives
(SWX*-*) are set for staggered spinup (spin up delay based on SCSI target
ID).

W/

-- 
Wilko Bulte 			Arnhem, The Netherlands	  
http://www.tcja.nl  		The FreeBSD Project: http://www.freebsd.org


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