Adaptec 2268300R Computer Hardware User Manual


 
Appendix C: Using the Adaptec RAID Configuration Utility 107
Modifying Cache Settings
You can modify the read and write cache settings for an array. You can also modify the
maxCache settings. Adaptec
maxCache uses the compatible Solid State Drives (SSDs) in your
system as a fast read cache pool to improve performance in read-intensive applications.
Note:
maxCache Read Caching is supported on Adaptec Series Q controllers only. For more
information about maxCache, see Using the ACU to Manage the maxCache Pool on page 109.
To modify the cache settings for an array:
1 Select Manage Arrays from the main ACU menu.
2 Select the array, then press Ctrl+C.
The Modify Cache Settings window opens.
3 Enable or disable read caching.
4 Press Ta b.
5 Enable or disable write caching:
Select Enable always for “write-back” caching
Select Enable with ZMM if your controller has battery backup or a zero-maintenance
cache protection module
Select Disable for “write-through” caching
6 Press Ta b.
7 Select the maxCache Read Cache setting (Enable/Disable).
8 Press Ta b.
9 Press Enter to accept the values.
Power Off Drive After The duration of inactive state of the array/drive after which it is powered
off. This is an optional setting.
Note: Power Off Drive After duration should be greater than Slow
Down Drive After Duration.
Verify Drive After The regular time interval at which the system performs a health check of
the array/drive.
Option Description