Product manual

Galaxy G3G12 / G3G16 - Installation and Hardware Reference Manual
157 Section 5 Management with CLU
5.6 Managing Physical Drives
Physical Drive Management includes the following functions:
• Making Global Physical Drive Settings
• Setting an Alias
• Viewing Advanced Information
• Viewing Physical Drive Statistics
• Clearing Stale and PFA Conditions
• Forcing a Physical Drive Offline or Online
• Locating a Physical Drive
Making Global Physical Drive Settings
All physical drive settings are made globally, except for setting an alias, which applies to individual drives.
To make global physical drive settings:
1. From the Main Menu, highlight Physical Drive Management and press Enter.
2. Highlight Global Physical Drives Settings and press Enter.
3. Change the following settings as required.
For SATA drives:
• Highlight Write Cache and press the spacebar to toggle between Enabled and Disabled.
• Highlight Read Look Ahead Cache and press the spacebar to toggle between Enabled
and Disabled.
• Highlight CmdQueuing and press the spacebar to toggle between Enabled and Disabled.
• Highlight DMA Mode and press the spacebar to toggle through UDMA 0–5 and MDMA 0–2.
For SAS drives:
• Highlight Write Cache and press the spacebar to toggle between Enabled and Disabled.
• Highlight Read Look Ahead Cache and press the spacebar to toggle between Enabled
and Disabled.
• Highlight CmdQueuing and press the spacebar to toggle between Enabled and Disabled.
• Highlight Read Cache and press the spacebar to toggle between Enabled and Disabled.
4. Press Ctrl-A to save your settings.
Setting an Alias
An alias is optional. To set an Alias for a physical drive:
1. From the Main Menu, highlight Physical Drive Management and press Enter.
2. Highlight the physical drive of your choice and press Enter.
3. Type an alias into the Alias field.
4. Maximum of 32 characters. Use letters, numbers, space between words and underscore.
5. Press Ctrl-A to save your settings.
Viewing Advanced Information
To view advanced information about the selected physical drive:
1. From the Main Menu, highlight Physical Drive Management and press Enter.
2. Highlight the physical drive of your choice and press Enter.
3. Highlight Advanced Information
and press Enter.
Viewing Physical Drive Statistics
To view the statistics for the selected physical drive: