On Tue, 21 Jun 2011 07:42 +0200, "Luca Berra" <bluca@xxxxxxxxxx> wrote: > The map_file, on the contrary, is always read and written as 4 32bit > values in host endian order, so on x86 machines you will find it > swapped. > > Summary: the mapfile is for mdadm internal use only, use mdadm commands > (--detail, --examine) to obtain data. > > (*) http://en.wikipedia.org/wiki/Endianness Ok. How might that explain that one array IS 'swapped', and the other is not? They're both on the same machine? jeff -- 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