NEC Express 5800 Series Maintenance Manual page 116

Chapter 2 Useful Features
(3) Priority specification
For setting and displaying the priority of the Rebuild and Consistency Check for the RAID controller, the LSI
Software RAID Configuration Utility uses numerical values while the Universal RAID Utility uses three levels of
high, middle, and low. The table below shows the correspondence between the numerical value ranges and
levels for each item.
•
Correspondence between the setting values for the LSI Software RAID Configuration Utility and the
display levels for the Universal RAID Utility
Rebuild priority
Rebuild Rate (LSI Software RAID
Configuration Utility)
Consistency Check priority
Chk Const Rate (LSI Software RAID
Configuration Utility)
•
Values to be set when changing the level with the Universal RAID Utility
Rebuild priority
Rebuild Rate (LSI Software RAID
Configuration Utility)
Consistency Check priority
Chk Const Rate (LSI Software RAID
Configuration Utility)
116
Item Setting values of the LSI
Configuration Utility
15 to 100
8 to 14
0 to 7
15 to 100
8 to 14
0 to 7
Item Selection levels of the
Universal RAID Utility
High
Middle
Low
High
Middle
Low
• The LSI Software RAID Configuration Utility can specify FGI (foreground
Tips
initialization) and BGI Rate (background initialization priority), but the Universal
RAID Utility cannot specify the background initialization priority.
• The Universal RAID Utility can specify the initialization priority, except for the LSI
MegaRAID. Therefore, no parameter for specifying the initialization priority is
provided on the Option tab in the RAID Viewer properties.
Express5800/T110f-S, R110f-1E, T110f-E Maintenance Guide
Display levels of the
Software RAID Universal RAID Utility
High
Middle
Low
High
Middle
Low
Setting values
20
10
5
20
10
5
5. RAID System Configuration