IBM 86624RY Maintenance Manual - Page 98

that is close to the size of the system I/O request. You can set the stripe-unit size to 8 KB, 16 KB, 32 KB, or 64 KB. When the stripe-unit size is 8 KB (the default setting) or 16 KB, the maximum number of physical drives supported in an array is 16. When the stripe-unit size is 32 KB or 64 KB, the maximum number of physical drives supported in an array is eight. (See "Interleave depth and stripe-unit size" on page 67 for more information.) Scan for New or Removed Ready Drives: This choice is available in the Information mode only. When you select this choice, the configuration program scans all channels on the ServeRAID controller for new or removed Ready drives. The following choices appear on the Actions pull-down menu when you select the Arrays icon or a specific array icon from the Main Tree: Create an Array: This choice appears in the Information mode if you select the Arrays icon and Ready drives are available. When you select this choice, the configuration program switches from the Information mode to the Configuration mode. Delete All Arrays: This choice is available in the Information mode only. It appears on the Actions pull-down menu if you select the Arrays icon from the Main Tree and arrays are defined for the controller. Delete Array: This choice is available in the Information mode only. It appears on the Actions pull-down menu when you select a specific array icon from the Main Tree. The following choices appear on the Actions pull-down menu when you select the Logical Drives icon or a specific logical drive icon from the Main Tree: Create a Logical Drive in Array: This choice appears on the Actions pull-down menu in the Information mode if you select the Logical Drives icon and free space is available in one or more arrays. Change Write-Cache Mode to Write Through or Write Back: These choices are available in the Information 90 Netfinity Server HMM