On Thu, 27 Feb 2014, m.roth at 5-cent.us wrote: > Michael Hennebry wrote: >> UEFI can address 4TB. >> If you are using BIOS, that could be a problem. >> With 512-byte sectors, 2TB is about the maximum representable offset. >> >> BTW all the documentation I've seen about BIOS >> boot sequences assume 512-byte logical sectors. >> How is BIOS supposed to handle 1024-byte or larger logical sectors? >> > We've gone, I think, to GPT on our new builds. Root drives are running 2TB > these days for us, and we're not setting on UEFI. Note that a lot of the > drives are actually 4k sectors, but present them, logically, as 512byte > sectors. That is why I specified logical sectors. -- Michael hennebry at web.cs.ndsu.NoDak.edu "SCSI is NOT magic. There are *fundamental technical reasons* why it is necessary to sacrifice a young goat to your SCSI chain now and then." -- John Woods