[SunRescue] Linux, SS20, partition sizes
GLeblanc at cu-portland.edu
Thu Jan 27 18:33:16 CST 2000
> -----Original Message-----
> From: Kurt Mosiejczuk [mailto:kurt at csh.rit.edu]
> Sent: Thursday, January 27, 2000 4:30 PM
> To: Sun Rescue List (E-mail)
> Subject: Re: [SunRescue] Linux, SS20, partition sizes
> On Thu, 27 Jan 2000, James Lockwood wrote:
> > Pre-Ultra systems can't address more than 2GB of the disk
> in the PROM,
> > it's a limitation in the 32-bit PROM block reading interface.
> > Really old boot PROMs (1.x) can't address past 1GB.
> > -James
> Now, I'm not trying to be contrary, I just want to understand
> this fully...
> My company has sent out Sparc 5 systems with a 4 Gig drive with only
> one partition... Was my company just lucky that the OS fell under the
> 2Gig limit? Like it works unless your unlucky enough to have the boot
> code be moved above 2Gig?
I don't know how Solaris handles this, but using RedHat I was able to create
1 big partition that spanned the whole drive, and when I recompiled my
kernel one time, it got moved to past where lilo could address, and said,
PHOOEY ON YOU! I was a little peeved, and since then I always make a /boot
partition at the start of the drive of about 25MB. I'd guess that Solaris
might be smart enough to always keep the kernel someplace that can be
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