NEC Express5800 Series User Manual page 64

2.
Each pair of mirror drives are seen in windows manager a single virtual disk.
3.
RDR only supports basic disks.
If a span or stripe volume is needed, create the of RDR virtual disk and then change the disk
to a dynamic disk using [Disk Management].
4.
The RDR disks must have the same capacity and be new or physically formatted.
(For physical format, refer to "SAS BIOS" in Chapter 4 and perform Format Disk using Disk
Utilities.)
5.
The entire disk will be resynchronize if the system is shut down (or restarted) while the mirror
is broken or is sufficient time has elapsed before a drive added back to the mirror pair.
6.
You must insert a new disk or replace a disk while the server is powered on.
Configuring and Removing Duplexed Setting of Disks by the RDR
Function
This section describes how to make disks duplex and how to remove the settings by using the RDR
function. To use the RDR function, use [RDR Utility].
About RDR Utility

Starting RDR Utility
From [Start], select [All Programs] then [RDR] and click [RDR Utility] to start [RDR
Utility].
Windows Setup and Operation 3-3