Product manual

Galaxy G3G12 / G3G16 - Installation and Hardware Reference Manual
167 Section 5 Management with CLU
5.7 Managing Disk Arrays below. Logical drive management includes:
• Viewing Logical Drive Information
• Setting an Alias for a Logical Drive
• Setting Write Cache Policy
• Setting Read Cache Policy
• Setting Preferred Controller ID
• Initializing a Logical Drive
• Running Redundancy Check
• Locating a Logical Drive
Viewing Logical Drive Information
To view logical drive information:
1. From the Main Menu, highlight Logical Drive Management and press Enter.
2. Highlight the logical drive you want and press Enter. The information and settings screen appears.
3. Highlight any of the following and press Enter to view more information:
• Check Table – Read Check, Write Check, and Inconsistency Check Tables
• Logical Drive Statistics
Setting an Alias for a Logical Drive
To set an alias for a logical drive:
1. From the Main Menu, highlight Logical Drive Management and press Enter.
2. Highlight the logical drive you want and press Enter.
3. To set an alias for this disk array, highlight Alias and type an alias into the field.
Maximum of 32 characters. Use letters, numbers, space between words and underscore. An alias is
optional.
4. Press Ctrl-A to save your settings.
Setting Write Cache Policy
To set write cache policy on a logical drive:
1. From the Main Menu, highlight Logical Drive Management and press Enter.
2. Highlight the logical drive you want and press Enter.
3. To set write cache policy for this disk array, highlight WritePolicy and press the spacebar to
toggle between WriteBack and WriteThru (write though).
4. Press Ctrl-A to save your settings.
Setting Read Cache Policy
To set read cache policy on a logical drive:
1. From the Main Menu, highlight Logical Drive Management and press Enter.
2. Highlight the logical drive you want and press Enter.
3. To set read cache policy for this disk array, highlight ReadPolicy and press the spacebar to
toggle though ReadCache, ReadAhead and None.
4. Press Ctrl-A to save your settings.
Setting Preferred Controller ID
This feature applies to dual-controller capable Fibre Channel models only.
To set the preferred controller for this logical drive:
1. From the Main Menu, highlight Logical Drive Management and press Enter.
2. Highlight the logical drive you want and press Enter.