Chapter 6: Modifying Your Direct Attached Storage ● 79To disable power management for a logical drive:1 In the Logical Devices View, click the logical drive.2 In the menu bar, select Actions, click Power settings, then click Disable.The logical drive is updated with the new setting.Re-Enabling Power Management for a Logical DriveTo re-enable the power management for a logical drive, repeat the steps in Disabling PowerManagement for a Logical Drive on page 78, selecting Enable during Step 2.Showing Devices Under Power ManagementYou can highlight the physical and logical drives under power management in the AdaptecStorage Manager GUI. Logical drives are shown in green if power management is enabled.Physical drives are shown in green if they are powered down (off).In the menu bar, select View, then click Show Power Management. Adaptec Storage Managerhighlights the devices under power management in the Physical Devices View and LogicalDevices View:To stop showing devices under power management, select View on the menu bar, then clickShow Power Management again.Configuring the MaxIQ CacheThe MaxIQ cache is a global read cache pool. It uses the Solid State Drives (SSDs) in yoursystem as fast cache memory for read-intensive operations.You can configure the MaxIQ cache only if you have one or more MaxIQ-compatible SolidState Drives installed on the RAID controllers in your system.Note: For MaxIQ caching applications, you can use any Solid State Drive on the compatibility list,including Adaptec MaxIQ SSDs and, with some controllers, select SSDs from other manufacturers.See www.adaptec.com/compatibility for a list of MaxIQ-compatible Solid State Drives.Adaptec Storage Manager assigns all compatible SSDs to the MaxIQ cache pool, by default. Usethe following procedures to add or remove SSDs, to configure the MaxIQ cache fetch rate, andto enable MaxIQ caching for a logical drive.To check the status of the SSDs in the MaxIQ pool, including wear-level and longevityindicators, see Working with Solid State Drives on page 91. To check the MaxIQ cache statisticsfor a logical drive, see Viewing Statistics on page 124.Note: Before you can enable MaxIQ caching for a logical drive, you must enable read caching; seepage 65.
