Re: Re (6): installing NetBSD on a Sparcstation 2.

[jnemeth%victoria.tc.ca@localhost (John Nemeth)]

On Jan 7,  3:52am, BERTRAND Joel wrote:
} Dan Oglesby a écrit :
} > ----- Original Message -----
} >> From: "der Mouse"<mouse%Rodents-Montreal.ORG@localhost>
} >> To: port-sparc%NetBSD.org@localhost
} >> Sent: Monday, August 16, 2010 3:13:45 PM
} >> Subject: Re: Re (6): installing NetBSD on a Sparcstation 2.
} >>> Ugh... 2GB limit for the / filesystem when using anything but the
} >>> 2.9 PROM, from what I've gathered.
} >>
} >> For the boot filesystem, more likely. NetBSD can work just fine with
} >> boot and root on separate filesystems, though (at least in my
} >> experience) you usually need a custom-configured kernel, or be willing
} >> to type some stuff on the console at every boot.
} >>
} >> Even then, if it's the usual problem (ROMs not knowing how to use
} >> 10-byte CDBs), the limit is 1G, not 2G (small CDBs support block
} >> numbers from 0 to 0x1fffff). And it's not a limit on filesystem size
} >> per se, but rather, the limit is that every disk block read using the
} >> ROM routines must be below the line; a large filesystem is fine if the
} >> blocks of interest are all low down - but, with most filesystems,
} >> that's difficult to ensure short of capping overall filesystem size.
} >>
} >
} > The limit I saw for the SS2 running older PROM was 2GB for Solaris, which 
normally doesn't split out the kernel from the root filesystem.
} 
}       Even with last PROM on SS20, I've never seen a bootable system with a 
} kernel above 2GB.

     Even my Ultra 2 (and presumably the Ultra 1) have that limitation,
which means pretty much every 32 bit machine is going to have it.

}-- End of excerpt from BERTRAND Joel