[CentOS] Software RAID1 Drives

Wed Oct 7 22:20:05 UTC 2015
John R Pierce <pierce at hogranch.com>

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