Administrator Guide

– Disks or disk speed folder
5. To refresh the IO usage data, click Refresh on the Charting navigation pane.
6. To stop collecting IO usage data from the Storage Center, click the Stop button. To resume collecting IO usage data, click the
Start button.
Change the Period of Data to Display on the Charting Tab
You can display data for the last 5 minutes, last 15 minutes, last 30 minutes, or last hour.
1. Select a Storage Center from the Storage view. (Data Collector connected Storage Manager Client only)
2. Click the Charting tab.
3. Select the period of the IO usage data to display on the Charting tab from the Show Last drop-down menu.
• 5 Minutes: Displays the past 5 minutes of IO usage data.
• 15 Minutes: Displays the past 15 minutes of IO usage data.
• 30 Minutes: Displays the past 30 minutes of IO usage data.
• 1 Hour: Displays the past 60 minutes of IO usage data.
Display the Comparison View on the Charting tab
Use the Comparison View to compare current IO usage for storage objects.
1. Select a Storage Center from the Storage view. (Data Collector connected Storage Manager Client only)
2. Click Charting tab.
3. Click Select View on the Charting navigation pane.
4. Select Comparison View from the drop-down menu.
The options on the Charting navigation pane are replaced with Comparison View options.
5. Select the check boxes of the storage objects to compare from the Charting navigation pane.
NOTE: The Comparison View cannot compare more than 10 objects at one time.
6. Click Update.
The Total IO/Sec and Total MB/Sec charts appear by default and display the total IO usage for writes and reads, in IO/sec and
MB/Sec, for the selected storage objects.
7. Select the check boxes of additional charts to display:
NOTE: The charts that can be displayed depend on the storage objects that were selected in Step 6.
• Write IO/Sec: Displays writes, in IO/sec, for the selected storage objects in a single chart.
• Read IO/Sec: Displays reads, in IO/sec, for the selected storage objects in a single chart.
• Write MB/Sec: Displays writes, in MB/sec, for the selected storage objects in a single chart.
• Read MB/Sec: Displays reads, in MB/sec, for the selected storage objects in a single chart.
• Read Latency: Displays read latencies, in ms, for the selected storage objects in a single chart.
• Write Latency: Displays write latencies, in ms, for the selected storage objects in a single chart.
• Xfer Latency: Display data transfer latencies, in ms, for the selected servers or remote Storage Centers in a single chart.
• Avg IO Size: Displays average IO sizes for the selected storage objects in a single chart.
• IO Pending: Displays pending IOs for the selected storage objects in a single chart.
8. Click Update.
Conguring Chart Options
User Settings aect the charts on the Summary, IO Usage, and Charting tabs, and the Chart Settings aect the charts on the IO
Usage and Charting tabs.
Related link
Conguring User Settings for Charts
Conguring Chart Settings
Viewing Storage Center Information
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