Appendix

2
Basic Terms on Functions of RAID System
Term Description
Operation
Generic term of maintenance functions requiring certain periods for executions such as
Rebuild and Consistency Check
Configuration Means the configuration of a RAID System.
Initialize Initializes management area and data area of the Logical Drive.
Rebuild Writes the data in a failed hard disk drive into a new hard disk drive replaced to Rebuild
the Logical Drive.
Consistency Check
Reads all sectors on hard disk drives configuring a Logical Drive to verify the data or
provide parity check.
Patrol Read
Reads all sectors on hard disk drives in a RAID System to check whether errors occur or
not.
Cache Mode Indicates the mode in which data is written into the cache memory in a RAID Controller.
Make Online Means that a Physical Device is entered into the Online status manually.
Make Offline Means that a Physical Device is entered into the Failed status manually.
Buzzer
Indicates a Buzzer installed in a RAID Controller. The Buzzer notifies you of occurrence
of a failure with sound.
Basic Terms on Universal RAID Utility
Term Description
Standard Mode Default running mode of Universal RAID Utility.
In the mode, you can use the standard functions for managing the RAID System.
Advanced Mode Maintenance/high-performance mode of Universal RAID Utility.
To use this mode, expert knowledge on RAID is required. You can mainly use the
functions required for maintenance
jobs, functions of setting data about a RAID System
closely to configure the system and functions of changing parameters.
Easy Configuration The function is provided by the Universal RAID Utility to configure a RAID System easily.
Allows an optimum RAID S
ystem to be configured only by deciding the number of
Physical Devices used by a Logical Drive and the number of Logical Drives for each RAID
Controller.
RAID Log Means the log for the Universal RAID Utility.
OS Log Means the log provided by OS.
OS Log is the event log (system) in Windows or the syslog in Linux.
Alert
Means the operation of sending events such as failures occurred in a RAID System to
external systems.
rescan Means the operation of acquiring all the information on managed RAID Systems to
update the information managed by the Universal RAID Utility to the latest.