>>>>> "Roy" == Roy Sigurd Karlsbakk <roy@xxxxxxxxxxxxx> writes: >> >NOT a guess. Back up what you can, while you can, and start over. Use >> >"fdisk -u" so you can ensure partitions start on multiples of eight >> >(8) >> >sectors. (Modern fdisk uses 1MB alignment by default. Highly >> >recommended.) >> > >> > >> >> So, if I start the partition at sector 64 (rather than 63), that's >> better, >> right (since 64 is a multiple of 8)? Or is there more math to do and >> I'm still not getting it? Roy> I still don't understand why people use partitions for RAID when Roy> the whole drive is used anyway. Partitions were invented to Roy> partition things up and are of no use if you want to spend the Roy> whole drive's space for RAID use (or otherwise). Because if I take a 2tb disk a I put a partition on there which is a bit smaller than the full disk, if I then add a new 2tb (or any other size) disk which says it's 2tb, but it's really a bit smaller, then I'm not screwed. I've had it happen. John -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html