Re: [cobalt-users] RaQXTR Drive Capacity

[Will DeHaan <null@xxxxxxx>]

SteelHead wrote:
> 
> I hope to avoid a flame because I do not have an XTR and therefore be
> advised this is speculation.  IDE is limited to 2 devices per channel.
> Unless there is a second/third header for the IDE, (you would find it
> easily) you are linited to just 2 drives for the one IDE channel.  If there
> is additional porting indicating multiple channels, find a Linux IDE guru if
> no other answers are offered here.
> 
> Anything beyond the speculation I just offered, is just more speculation.

The XTR uses four IDE channels, all drives must operate as IDE master
devices (from left to right, hde, hdg, jdi and hdk). Connect a serial
console (115k 8N1) to the XTR and you'll find out why it isn't booting
with more than two drives.  


	-- Will

> 
> ----- Original Message -----
> From: "Cobalt" <cobalt@xxxxxxxxxxx>
> To: "Cobalt Users List" <cobalt-users@xxxxxxxxxxxxxxx>
> Sent: Tuesday, June 19, 2001 3:24 PM
> Subject: [cobalt-users] RaQXTR Drive Capacity
> 
> > Maybe someone out there with an XTR (left) will have an answer
> > to this one...
> >
> > The XTR manual doesn't indicate any restrictions on the size
> > and/or number of additional disk drives one may install.
> >
> > We're assuming that provided it's 7200RPM and IDE, there
> > shouldn't be any problems.
> >
> > We've been able to get our XTRs to recognize one (1) additional
> > drive only -- Seagate 7200RPM 30GB/60GB drives. It will not
> > recognize any more than 2 drives (either two 30GB or a 30GB/60GB
> > combination).
> >
> > So are we limited to 1, and if so, why? (most XTR models only
> > ship with 2 30GB drives).
> > ---
> >
> > Jay Tingley, BlackSun
> > cobalt@xxxxxxxxxxx
> >
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> >
> 
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-- 
Will DeHaan
Software Engineer              will.dehaan@xxxxxxx
Sun Cobalt Server Appliances.  Sun Microsystems, Inc.