Administrator Guide

The public and personal queries are displayed in the Queries area.
4. Select a query from Queries pane.
5. Click Run.
The results of the query are displayed in the Query Results area.
6. Select the type of file to export from the Output Type drop-down menu.
7. Click OK.
Related tasks
Create a Threshold Query
Edit a Saved Threshold Query
Modify a saved threshold query if you want to change the filter settings.
Steps
1. If a Storage Center is selected from the drop-down list in Unisphere Central, click
(Home).
The Unisphere Central Home page is displayed.
2.
From the
MONITORING menu, click Thresholds.
The Thresholds view is displayed.
3. Click the Queries tab.
The public and private queries are displayed in the Queries area.
4. In the Queries area, select the query to edit.
5. Click Edit.
The Edit Query dialog box is open. Modify the settings of the query as needed.
6. Click OK.
I/O Charts
Use the IO Charts tab in the Performance view to display historical and real time performance data for a Storage Center and associated
storage objects.
View Performance Data for a System
Use the IO Charts tab to display performance data for a Storage Center system.
Steps
1. Connect to a Data Collector, and select a Storage Center from the drop-down list in the left navigation pane of Unisphere Central.
2. From the
MONITORING menu, click Performance.
The Performance view is displayed.
3. Click the IO Charts tab, and click the System subtab.
• The Front End charts display performance data for front-end communication.
• The Back End charts display performance data for back-end communication.
• The IO Pending chart displays the number of pending operations.
4. To view historical performance data, select the Historical radio button.
To view real time performance data, select the Real Time radio button.
5. To export performance data to a file, click Export IO Usage.
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Storage Center Monitoring