On 10/7/2015 3:14 PM, Matt wrote: > I have 3 4TB WD drives I want to put in a RAID1 array. > > Two WD4000FYYZ > > and > > One WD4000F9YZ > > All enterprise class but two are WD Re and one is WD Se. I ordered > the first two thinking 2 drives in the raid array would be sufficient > but later decided its a long drive to the server so I would rather > have 3 drives and ordered a third in accidentally did not get EXACT > same thing. Would there be ANY issues mixing these? using Linux MDRAID ? they'll probably be fine. they are all 7200rpm drives so should have quite similar performance. main difference is the MTBE spec -- john r pierce, recycling bits in santa cruz