Dell PowerVault MD3220 - Manual (Page 58)

58 Planning: MD3200 Series Storage Array Terms and Concepts
4 Click Settings.
a Select the items that you want to monitor. You can monitor:
• RAID controller modules
• Virtual disks
• Storage array totals
NOTE: By default, all items are selected.
b In Polling interval, select how often you want to update the
performance statistics.
NOTE: For an accurate elapsed time, do not use the Set RAID Controller
Module Clocks option while using the Performance Monitor.
Each time the polling interval elapses, the Performance Monitor queries
the storage array again and updates the statistics in the table.
5 Click Start.
Values are displayed for the selected storage arrays in the Performance
Monitor data table. The table is updated at the interval specified in the
Polling Interval setting.
6 Click Update to force an immediate poll of the storage array.
7 Click Stop to stop monitoring the storage array.
8 Click Save As on the Performance Monitor main dialog to save the
currently displayed performance statistics.
9 Select an appropriate directory.
10 Type a file name in the File name text box.
NOTE: The .perf extension is the default.
11 Select a file type from the Files of type list.
• Use the Report format (ASCII text) file type if you want to save the
data to a report form for viewing or printing.
• Use the Comma Delimited Format file type if you want to save the
data in a form that can be imported into a commercial spreadsheet
application for further analysis. Most leading commercial spreadsheet
applications recognize a comma delimiter. These applications use the
delimiter to import the data into spreadsheet cells.
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