WipeOut spake the following on 4/12/2007 9:38 AM: > Hi, > > Since the data is available in two places on a RAID1 array does the code > in any way make use of that for improved performance by reading > (different) data form both disks at the same time? Or is the one disk > simply a slave that just receives copies of the data and is never really > read from at all? > > Thanks AFAIR asks for the data from the raid device, and the md code sends the request to both drives. The drive that replies with data first is the winner. So the system would be reading staggered by that method. Now writes are a different story. -- MailScanner is like deodorant... You hope everybody uses it, and you notice quickly if they don't!!!!