Subject: Re: configuring a mylex DAC960
To: Magnus B{ckstr|m <b@etek.chalmers.se>
From: Manuel Bouyer <bouyer@antioche.lip6.fr>
List: port-alpha
Date: 01/13/2003 16:53:24
On Mon, Jan 13, 2003 at 04:29:36PM +0100, Magnus B{ckstr|m wrote:
> 
> An old DEC SWXCR.  Wonderful!
> It's really a Mylex controller, as obvious by the probe message.  Nice
> but a bit old, it'll give you 10-15 Mbyte/s throughput depending on
> config.
> 
> NBs:
>   * It can't address beyond ca 8Gbytes on disks that are larger than that.

Arg, it's hard these days to find disks of 8GB or less :(

>   * RAID sets can't have more than 8 disks (but you can have several sets)
>   * Volumes can't be made larger than about 32Gbytes (but you can make
>     several from a set)

You mean system volumes ? The doc says a system volume can be up to 2TB ...

> 
> > Unfortunably all disks have been pulled out, so the mlx0 config is not in
> >sync
> > with the hardware. From what I can see from a show dev, it was configured
> > with 6 disks:
> >...
> 
> > At power on, it spends a lot of time looping over:
> > waiting for dra.0.0.7.0 to start...
> > is there a way to clear this config, so that it doesn't spend time looking
> > for its drives ?
> > It seems mlxctl doesn't allow this.
> 
> The DOS configuration utility can fix this.  Download it from the Mylex
> web site; this is also the place to get a firmware upgrade.

Do I have to run it from a PC, or is the PC emulator of the alpha used for
video smart enouth to run this ?

> 
> Hope this helps,

Sure, thanks !

--
Manuel Bouyer, LIP6, Universite Paris VI.           Manuel.Bouyer@lip6.fr
     NetBSD: 23 ans d'experience feront toujours la difference
--