On Aug 13, 2012 11:04 PM, "Michael Mol" <mike...@gmail.com> wrote: > > On Mon, Aug 13, 2012 at 11:47 AM, Alan McKinnon <alan.mckin...@gmail.com> wrote: >> >> On Mon, 13 Aug 2012 08:17:23 -0400 >> Michael Mol <mike...@gmail.com> wrote: >> >> > On Mon, Aug 13, 2012 at 4:06 AM, Neil Bothwick <n...@digimed.co.uk> >> > wrote: >> > >> > > On Sun, 12 Aug 2012 14:11:37 -0400, Allan Gottlieb wrote: >> > > >> > > > > I have one of those. But I decided to stick with traditional DOS >> > > > > partitioning style and grub instead of GPT and grub2. >> > > > >> > > > I am leaning toward traditional partitioning, but with grub2. Do >> > > > those two not mix well? >> > > >> > > GRUB2 works fine with MBR partition tables. But if you're starting >> > > from scratch, you may as well use GPT and get rid of the legacy MBR >> > > limitations and fragility. >> > > >> > >> > I'm not dissing GPT...but what's fragile about MBR? >> >> it's 30 years old, >> only 4 primary partitions, >> only 16 extended partitions, >> it's got that weird DOS boot flag thing, >> it all has to fit in one sector. >> >> I had to fix a mispartitioned disk over the weekend, this really should >> have been a simple mv-type operation, but because all 4 primary >> partitions were in use I had to disable swap and use it as a leap-frog >> area. It felt like I was playing 15 pieces with the disk. That's >> fragile - not that the disk breaks, but that it breaks my ability to >> set the thing up easily. >> >> Basically, mbr was built to cater for the needs of DOS-3. In the >> meantime, 1982 called and they want their last 30 years back. >> >> Just because we can hack workarounds into it to get it to function >> doesn't mean we should continue to use it. > > > You misunderstand me. I wasn't arguing that GPT wasn't perhaps more elegant than MBR and dos partitions. I wanted to know what was _fragile_ about MBR. Completely different things. >
Well, for one, MBR has no copy, and it is not protected from corruption. GPT has 2 copies: One at the head of the disk right behind a "legacy MBR", and another at the end of the disk. Both copies are protected by magic strings and CRC. Rgds,
