Dear Chris, In message <0E76B97E-96DF-43A3-B8EC-4867964BF8E9@xxxxxxxxxxxxxxxxx> you wrote: > > # dd if=/dev/zero of=/dev/sda seek=430234064 count=8 oflag=direct > 8+0 records in > 8+0 records out > 4096 bytes (4.1 kB) copied, 3.73824 s, 1.1 kB/s This has been pointed out before - if this is a 4k sector drive, then you should really write in units of 4 k, not 8 x 512 bytes as you do here. Best regards, Wolfgang Denk -- DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd@xxxxxxx "Security is mostly a superstition. It does not exist in nature... Life is either a daring adventure or nothing." - Helen Keller -- 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