On Tue, 2012-05-01 at 16:08 -0700, Brian C. Lane wrote: > Back in Fedora 16 we tried to advance the state of the art. We switched > to using GPT disklabels by default, and in many cases this worked just > fine. But it has become increasingly obvious that the hardware isn't > ready for us. We continue to get reports of boot problems related to > BIOS that attempt to examine the disk before booting and GPT confuses > them -- even when we set the PMBR's boot flag. > > So, for Fedora 17 we are going backwards and will wait for the world to > catch up. What's changed: > > * msdos disklabels will be the default for disks under 2TB > * GPT can be forced by passing gpt on the kernel cmdline > * nogpt cmdline argument has been removed > > This only effects BIOS installs. EFI will continue to use GPT, as will > disks larger than 2T Honestly, I think the practical lesson of this experience is that there is a natural 'switchover point' for GPT by default, and that's EFI. I don't think it's ever going to be the case that we can rely strongly enough on BIOS installs to boot successfully from GPT disks (except in the 2TB case obviously). I think we should just stick with MS-DOS disk labels for native BIOS installs until we stop doing 'em. It's a pain, but there it is... -- Adam Williamson Fedora QA Community Monkey IRC: adamw | Twitter: AdamW_Fedora | identi.ca: adamwfedora http://www.happyassassin.net -- test mailing list test@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe: https://admin.fedoraproject.org/mailman/listinfo/test
