On Tue, May 18, 2010 at 3:25 PM, MRK <mrk@xxxxxxxxxxxxx> wrote: > - USB is not good for RAID imho. I can second that. At one time I had a USB backup drive that was configured as half a RAID 1 set. This was so that the drive could immediately be used in the event of a massive failure of the file server. Pulling this USB drive before stopping the RAID device caused the machine to become unresponsive. I think it was trying to do some kind of I/O, all I know was that a hard boot was the only way I could get the machine out of that condition. Simon -- 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