[SunRescue] Moving system disk between machines

[P.A.Osborne]

It may be worth being really brave,  by installing the disk
booting 7 off of CD and telling it to do an upgrade but
preserving filesystems....

--Paul

On Wed, May 03, 2000 at 04:52:47PM +0100, Chris Powell wrote:
> 
> All,
> 
> I have a Solaris 7 system disk in a SPARCstation IPC which I want
> to move to a SPARCstation 10 (hey, I might get usable performance
> now!). I want to do this without re-installing Solaris.
> 
> I initially thought this would be simple as the SunOS 5.7 kernel is
> generic between kernel architectures (sun4c, sun4m etc.). Not so as
> the boot program in /platform is only present for the kernel
> architecture of the machine it installed was originally on (i.e.
> my disc has sun4c present for the IPC, but lacks sun4m for the
> SS10). Easily solved, boot from CD and copy the /platform/sun4m
> stuff from CD to the system disk. Then I realised all the /devices
> entries are wrong! I'm getting errors about keyboard not present
> when booting now - I guess I need to boot from CD again and run
> drvconfig using the -r rootdir option.
> 
> Is there a simple step-by-step way to move systems discs between
> architectures, or even machines? I guess if I move the system disc
> to a different sun4m machine (e.g. a SS5) all the device entries
> will be wrong again - iommu at obio 0xe0000000 on the SS10,
> at obio 0x10000000 on the SS5.
> 
> It actually seems more difficult to do this with SunOS 5.x than it
> was with SunOS 4.x.
> 
> Thanks for any help.
> 
> 
> Chris.
> _______________________________________________
> Rescue maillist  -  Rescue at sunhelp.org
> http://www.sunhelp.org/mailman/listinfo/rescue