Western Digital ShareSpace User Manual page 63

Default RAID configuration
The default RAID configuration for each hard drive installed in the network storage
system is as follows:
• If one, two, or three hard drives are installed, the default RAID configuration is
Span.
• If four hard drives are installed, the default RAID configuration is RAID 5.
To configure the Manage RAID tab:
Note: Be sure to back up all data before configuring RAID. All data stored in the hard drive is lost
when changing the RAID configuration.
1. Click the Manage RAID tab.
2. Select a RAID level.
DataVolume is the default volume.
If the volume RAID type is Span and there are new disks in the system, the Extend
icon appears on the side of the Volume Management table.
3. Click Submit.
Manage RAID Options
Starting Configuration + 0 Drives + 1 Drive + 2 Drives + 3 Drives - 1 drive
1 Drive span
span,
stripe,
2 Drive mirror
span,
stripe,
mirror,
3 Drive RAID 5
span,
stripe,
RAID 5,
4 Drive 2 mirrors
span, span,
span, stripe, stripe,
stripe, mirror, RAID5,
mirror RAID 5 2 mirrors
span, span,
stripe, stripe,
mirror, RAID 5,
RAID 5 2 mirrors x
span,
stripe,
RAID 5,
2 mirrors x x
x x x
- 2 drives - 3 drives
x x x
span x x
span,
stripe,
mirror span x
span,
stripe, span,
mirror, stripe,
RAID 5 mirror span
NETWORK STORAGE MANAGER - 58
WD SHARESPACE
USER MANUAL