Henrik Holst <henrik.holst <at> idgmail.se> writes: > I don't understand this. Do you have more than a single partion on sda? > Is sda1 occupying the entire disk? since the superblock is the /last/ > "128Kb" (I'm assuming 128*1024 bytes) the superblocks should be one and > the same. I should have mentioned that I did not use the whole hard drive space for sd[abcd]1. I thought that if I have to replace one of my Samsungs with another drive that has not the very same capacity, I'd better use exactly 250GB partitions and forget the last approx. 49MB of the drives. HTH - 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