NEC Express5800 Series Maintenance Manual page 129

Chapter 2 Useful Features
(7)
Ctrl-R and Universal RAID Utility
You can use Universal RAID Utility for configuration, management and monitoring of RAID System after start up
OS. The point to be kept in mind when using Universal RAID Utility together with Ctrl-R is as follows.
Terms
Terms used in Ctrl-R differs from those used in URU. When you use Universal RAID Utility together with Ctrl-R,
substitute terms according to the following list.
Terms in Ctrl-R
Controller
Virtual Drive(VD)
Drive Group(DG)
Drive/PD
Write Policy
"Write Back with BBU"
Write Policy:
"Always Write Back"
Write Policy:
"Write Through"
RAID Viewer
RAID Controller
Logical Drive
Disk Array
Physical Device
Cache Mode (Setting):
"Auto Switch"
Cache Mode (Setting):
"Write Back"
Cache Mode (Setting):
"Write Through"
Tips
raidcmd is a command provided by "Universal RAID Utility". For details of raidcmd,
refer to Universal RAID Utility Users Guide.
Express5800/B120f Maintenance Guide
4. RAID System Configuration
Terms in Universal RAID Utility
raidcmd
RAID Controller
Logical Drive
Disk Array
Physical Device
Cache Mode(Setting)
"Auto Switch"
Cache Mode(Setting):
"Write Back"
Cache Mode(Setting):
"Write Through"
129