Administrator Guide

Table Of Contents
Most Active Report: Displays a table that shows the minimum, maximum, average, and standard deviation values of the
historical IO usage data.
The Most Active Report tab is displayed only if the selected storage object is one of the following container objects:
Volumes or a volume folder
Servers or a server folder
Remote Storage Centers
Disks or disk speed folder
5. To refresh the displayed IO usage data, click Refresh
on the IO Usage navigation pane.
Change the Period of Data to Display on the IO Usage Tab
You can display data for the last day, last 3 days, last 5 days, last week, last month, or a custom time period.
Steps
1. If the Storage Manager Client is connected to a Data Collector, select a Storage Center from the Storage view.
2. Click the IO Usage tab.
3. Click one of the following buttons to change the period of IO usage data to display:
Last Day: Displays the past 24 hours of IO usage data.
Last 3 Days: Displays the past 72 hours of IO usage data.
Last 5 Days: Displays the past 120 hours of IO usage data.
Last Week: Displays the past 168 hours of IO usage data.
Last Month: Displays IO usage data for the past month.
Custom: Displays options that allow you to specify the start time and the end time of the IO usage data to display.
4. If you clicked Custom, perform the following tasks to specify the start time and end time of the IO usage data to display.
To specify the start time:
a. Select Other from the Start Time drop-down menu.
b. Select the start date of the time period to display from the date drop-down menu calendar.
c. Specify the start time of the time period in the time field.
To set the start time to the beginning of the day, select the Start of Day check box.
d. Click Update to display IO usage data using the specified start time.
To specify the end time:
a. Clear the Use Current check box.
b. Select the stop date of the time period to display from the date drop-down menu calendar.
c. Specify the stop time of the time period in the time field.
To set the stop time to the end of the day, select the End of Day check box.
d. Click Update to display IO usage data using the specified end time.
Display the Comparison View
Use the Comparison View to compare historical IO usage for storage objects.
Steps
1. Click the Storage view.
2. Select a Storage Center from the Storage pane.
3. Click IO Usage tab.
4. Click Select View
on the IO Usage navigation pane.
5. Select Comparison View from the drop-down menu.
The options on the IO Usage navigation pane are replaced with Comparison View options.
Viewing Storage Center Information
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