I always thought; First 446 bytes are boot code and all Next 64 bytes are for 4 partition records, 16 bytes each Last 2 bytes are signature
? -fd On Wed, 2005-07-13 at 06:24, Jan Engelhardt wrote: > > Guys, thanks a lot for the explanations! > > > > Actually, it seems like one can backup information on ALL partitions > >by using the command "sfdisk -dx /dev/hdX". Supposedly, it reads not > >only primary but also extended partitions. "sfdisk -x /dev/hdX" should > >be then able to write whatever is known back to the disk. > > MBR size is 448 bytes, the rest is "the partition table", with space for four > entries. If one wants more, then s/he creates a [primary] partition, tagging > it "extended", and the "extended partiton table" is within that primary > partition. So yes, by dd'ing /dev/hdX, you get everything. Including "lost > sectors" if you dd it back to a bigger HD. > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to [EMAIL PROTECTED] > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ > - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
