Chapter 6 Operation of Performance Optimization Function (GUI)
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This function detects High Load RANK and makes the most effective replacement plan. A list of replacement plans
expecting higher effects of I/O distribution after moving is made for replacing source/destination logical disks. The
replacement plan is applicable to the RANKs reaching danger zone and critical zone specified on the Analysis Property
dialog (“Sort of Busy Ratio” tab). For description of [Sort of Busy Ratio] tab, refer to 6.2.2 “Sort of Busy Ratio”.
This section describes Replacement Plan dialog that makes replacement plan, and operating procedures.
(1)
Displaying Replacement Plan dialog
Three procedures are provided for displaying the [Replacement Plan] dialog. Open a [Replacement Plan] dialog
by one of the following three procedures:
Popup menu
Select Disk Array on the Configuration Display Area or Detailed Display Area, and display a popup menu by
right-clicking. Select [Replacement Plan] on the popup menu.
Menu
Select Disk Array on the Configuration Display Area or Detailed Display Area, and select [Operation]
→
[Replacement Plan].
Tool button
Select Disk Array on the Configuration Display Area or Detailed Display Area, and select [Replacement Plan]
on the toolbar.
On the Replacement Plan dialog, a list of replacement plans for source/destination logical disks, which can expect
higher effects of I/O distribution after moving. Figure 6-15 shows an example of displayed Replacement Plan
dialog, and Table 6-14 provides descriptions of the areas in the dialog.
Figure 6-15 Replacement Plan Dialog
Replacement plan display area
