Adding disk drives to Solaris 2.3 (Sparc)

Adding disk drives to Solaris 2.3 (Sparc)

Post by Mark Hat » Wed, 21 Dec 1994 06:35:49



Sorry for this question, seems like its pretty basic to me but I could not
find the answer in my Solaris Sys Admin books...

I am want to add an external disk to my SparcStation 5 running Solaris
2.3. I will probably get one of the 1.5+GB drives that seem to be going
for around $700/each now. I don't plan to buy an official "Sun" drive
because of the price.

I know I have to select an unused SCSI id and touching the right system
file so that Solaris reconfigures itself on boot. But do I have to inform
Solaris about the parameters of my drive prior to formating it? I noticed
that the        SunOS 4.1.x-ers are always looking for format.dat info for
random drives. Is there something equivalent on the Solaris side? If so,
is there an ftp site that maintains this info?

thanks!

mark

 
 
 

Adding disk drives to Solaris 2.3 (Sparc)

Post by Ulrich Gra » Thu, 22 Dec 1994 01:01:49



> Sorry for this question, seems like its pretty basic to me but I could not
> find the answer in my Solaris Sys Admin books...

> I am want to add an external disk to my SparcStation 5 running Solaris
> 2.3. I will probably get one of the 1.5+GB drives that seem to be going
> for around $700/each now. I don't plan to buy an official "Sun" drive
> because of the price.

> I know I have to select an unused SCSI id and touching the right system
> file so that Solaris reconfigures itself on boot. But do I have to inform
> Solaris about the parameters of my drive prior to formating it? I noticed
> that the        SunOS 4.1.x-ers are always looking for format.dat info for
> random drives. Is there something equivalent on the Solaris side? If so,
> is there an ftp site that maintains this info?

If you want to add it as additional disk simply format it with the
format utility. The disks know about their size and tell it the format
utility. I have done it with my Fujitsu disk (not in /etc/format.dat)
with success.

Only if you have a disk with rudimentary SCSI-interface, you can have problems,
but I think only in rare cases.

I had problems, as I tried to install Solaris 2.3 directly on the Fujitsu disk.
Then did the following:

        boot from the Solaris 2.3 cdrom
        open a new console window with the window-manager and
                generate a new format.dat
                replace /etc/format.dat with this new version:
                        mkdir /tmp/root-etc
                        copy /etc/* to /tmp/root-etc
                        copy the new format.dat to /tmp/root-etc
                        loopback-mount of /tmp/root-etc over /etc
        then continue the installation in the installation window

and all runs fine.

Greetings,

        Uli

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1. Adding Seagate drives to Sun Sparc (Solaris 2.3)

We're attempting to add three SCSI disks (Seagate ST-12550N) to our Sparc 2
running Solaris 2.3 and, basically, not getting to first base.  

The internal boot disk is target 3.  We've set up the new drives, in an
external case, as targets 0 thru 2.  At boot time, we get warning messages
about these new drives having "corrupt label - wrong magic number".

Doing a "probe-scsi" shows the drives alright, but of course "format" doesn't
know about them, so we can't try to do a format or generate a new label.

Any ideas?  I'm sure we're missing something basic, but there's nobody here
with sufficient Sun or Solaris experience.

We would sure appreciate any help.  

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