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36 Auto LUN XP for the XP12000/XP10000
10. Click Close.
Deleting auto migration plans
• To delete all auto migration plans, click Delete All.
• To delete one auto migration plan, click the plan in the table, and click Delete.
Remaking auto migration plans
If auto migration operations do not produce enough improvements in disk access performance, discard the
current migration plans and create new auto migration plans.
1. In the Auto LUN pane, click Physical.
2. Click Plan. The Manual Migration tab appears.
3. Click Auto Migration. The Auto Migration tab appears.
4. In the Auto Migration tab, change the limit on the disk usage rate for HDD classes.
5. Make any other changes in the Auto Plan Parameters section of the pane.
6. Click Make New Plan. The existing auto migration plans are deleted and new auto migration plans are
created.
7. Click Close.
Attribute tab
Use this tab to find out which parity group belongs to which HDD class. The tab also displays information
about parity groups, such as parity group usage, logical volume capacity, and RAID type.
Figure 9 Attribute pane
Pane contents
This pane contains the following items:
• Monitoring Term: Displays the monitoring period specified in the Auto LUN pane, analyzes disk usage
information collected by Auto LUN XP during the monitoring period, and calculates estimated usage
rates of the source and target parity groups after a proposed volume migration.
• Gathering Time: Displays the time specified in the Auto LUN XP Monitoring Options pane. The disk
array collects usage statistics about resources (such as hard disk drives) at the specified gathering time.