On Friday June 11, rrk@xxxxxxxxxxxxxxxxx wrote: > is there a way to force, change or pre-determine the the superblock > blocks used value? Do you mean the "--size" flag to mdadm, or is there something else you are thinking of. More details are always better than few. NeilBrown - 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