IBM 86607SU Hardware Maintenance Manual - Page 61

Part of Merge Group The identifier of the logical drive's merge group (1 through 254). Date Created The date that the logical drive was created. State The current drive state (see "Logical drive states" on page 88 for more information). Size The size in megabytes. RAID Level RAID level (0, 1, or 5). Write Policy WT - Write-through. WB - Write-back. Read Ahead Off - Disk Read-Ahead is inactive. On - Disk Read-Ahead is active. Stripe Unit Size The size of each stripe unit per hard disk (8, 16, 32, 64). Number of Chunks The number of hard disk drives that make up the logical drive. Stripe Order The channel and bay number of the physical drives that make up the logical drive. Monitoring the physical device information: You can monitor the physical device information by clicking on the desired device button on the Main Screen of the Administration and Monitoring utility program. When you click on the device button, a screen similar to the following appears. Device Management Drive State EMP SBY RDY DHS SHS HSP DDD ONL RBL Drive Information Channel Bay SCSI ID Vendor Serial Number Size State Soft Event Hard Event Misc Event Parity Event PFA 1 2 1 IBM 003056669 1003 MB ONL 0 0 0 0 No Set Device State Rebuild Drive OK Netfinity 5500 - Type 8660 53