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K460 and disks over 2gb

This is a discussion on K460 and disks over 2gb within the HP-UX Operating System forums, part of the Unix Operating Systems category; --> Hello, Got old K460, it has 4 2gd drives. I was trying to replace them with bigger, 9gb - ...


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  #1 (permalink)  
Old 01-17-2008, 05:39 AM
serwan@gdzies.tam.nz.il.pw.edu.pl
 
Posts: n/a
Default K460 and disks over 2gb

Hello,
Got old K460, it has 4 2gd drives. I was trying to
replace them with bigger, 9gb - problem is that
system may not see them. I am connecting 9gb drive,
scsi id is set to 6, do 'sea' and.. see only cd and
tape drive. When there is old 2gb drive connected,
'sea' is able to find this disk also. Does anybody
know what may be the reason? And what should I do to
make 8gb drives 'visible' for the system?
regards
Tomasz

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  #2 (permalink)  
Old 01-17-2008, 05:39 AM
Rick Jones
 
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Default Re: K460 and disks over 2gb

serwan@gdzies.tam.nz.il.pw.edu.pl wrote:

> Got old K460, it has 4 2gd drives. I was trying to replace them with
> bigger, 9gb - problem is that system may not see them. I am
> connecting 9gb drive, scsi id is set to 6, do 'sea' and.. see only
> cd and tape drive. When there is old 2gb drive connected, 'sea' is
> able to find this disk also. Does anybody know what may be the
> reason? And what should I do to make 8gb drives 'visible' for the
> system?


Get the right "flavor" of SCSI. The internal discs in the K Class
were Fast-Wide _Differential_ (at the time called FWD, now I think it
is called HVD) devices. The labeling might just say "fast-wide"
because at the time, folks at HP thought that there wouldn't be
anything "fast" and single-ended - give or take, based on cable length
limits at the time) Neither SE nor LVD discs will work as internal
mechs in a K Class. (While the CD and tape drive are "internal" they
are actually SE SCSI (IIRC) but those are the only two internal
SE-SCSI connections on the system - and they are a completely separate
bus from the internal discs)

The 3x5 HSC add-on SCSI adaptor was also FWD. To connect either SE or
LVD (at least those which can step-down to SE) to a K Class you would
need to get one of the old HP-PB SE-SCSI HBAs. Or find a way to put
some of those little converter boards on the discs to make them look
like HVD to the K Class.

rick jones
--
a wide gulf separates "what if" from "if only"
these opinions are mine, all mine; HP might not want them anyway...
feel free to post, OR email to rick.jones2 in hp.com but NOT BOTH...
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  #3 (permalink)  
Old 01-17-2008, 05:39 AM
Tom Laird
 
Posts: n/a
Default Re: K460 and disks over 2gb

You should be ok. I've got 2GB, 4GB, and 9GB drive in my K460 and D380, but
they are all FWD connected to HPPB or HSC FWD controllers. SEA doesn't have
any issues seeing them, plus the internal SE SCSI and other devices as well.

SCSI ID 6 is a default for internal drives, so pick a different SCSI ID and
see if it makes a difference in the scan.

<serwan@gdzies.tam.nz.il.pw.edu.pl> wrote in message
news:egoqi7$8ha$1@julia.coi.pw.edu.pl...
> Hello,
> Got old K460, it has 4 2gd drives. I was trying to
> replace them with bigger, 9gb - problem is that
> system may not see them. I am connecting 9gb drive,
> scsi id is set to 6, do 'sea' and.. see only cd and
> tape drive. When there is old 2gb drive connected,
> 'sea' is able to find this disk also. Does anybody
> know what may be the reason? And what should I do to
> make 8gb drives 'visible' for the system?
> regards
> Tomasz
>



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  #4 (permalink)  
Old 01-17-2008, 05:43 AM
Ulrich Windl
 
Posts: n/a
Default Re: K460 and disks over 2gb

serwan@gdzies.tam.nz.il.pw.edu.pl writes:

> Hello,
> Got old K460, it has 4 2gd drives. I was trying to
> replace them with bigger, 9gb - problem is that
> system may not see them. I am connecting 9gb drive,


May or may not. Are you speculating or knowing? We ran our K460 with over 40
disks alltogehter: 4GB, 9GB, 18GB

> scsi id is set to 6, do 'sea' and.. see only cd and
> tape drive. When there is old 2gb drive connected,
> 'sea' is able to find this disk also. Does anybody
> know what may be the reason? And what should I do to
> make 8gb drives 'visible' for the system?


However, as always, you might need to install some software or firmware
patches.

> regards
> Tomasz

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