You can use the PeerStorage Performance Monitor to display performance statistics for the group, members, enclosures, control modules, disks, and network interface ports.
From the leftmost panel, select the group name or click Members and then select an individual member. The available statistics appear in a link in the Activities panel under Statistics. You can also use the Performance Monitor by right-clicking on an object within a context menu. This includes the group name, a specific member name, a disk drive slot, a network interface name, and a specific volume name.
For example, to display the group space utilization statistics, select the group name in the leftmost panel and then click Space utilization in the Activities panel. The Performance Monitor window appears.
You can select an item in the leftmost column to display the statistics for that item. Collapse items on the left to remove their statistics from the display on the right.
The Performance Monitor window enables you to customize the information displayed.
Click the Select statistics button to open the Select Statistics window. You can use this window to change your object selection or to change the statistics displayed. Expand the tree to see all the objects available.
Click the Show rates button, where appropriate, to change the display from numeric values to rates per second. The heading and the values displayed by the table on the left change accordingly as well as the graph on the right.
Start the display by clicking the right-pointing arrow. Once started, the graph is updated every second. Click the parallel lines to pause the display.
Click the line graph or bar graph button to select the type of graph displayed.
Click the linear or logarithmic scale button to select the type of vertical scale.
Click a vertical scale adjustment button to multiply by 10 or divide by 10.
Click the Scale to fit button to stretch the display vertically to fill the available window.
To display statistics at the member level, click Members in the leftmost column and then select a member name. Under Activities in the window that appears, click an object under the Statistics heading. The Performance Monitor window appears showing statistics for the selected object. You can also right-click on the member name and select an item from the Statistics drop-down menu. You can select the following objects:
Fans and sensors.
Disks.
Network interfaces (eth0, eth1, eth2).
IP counters. Displays statistics for received and outbound packets, reassembly, and fragmentation.
TCP counters. Displays statistics for TCP connections and segments.
UDP counters. Displays statistics for datagrams received and sent.
Optionally, you can select a member name, click a tab, and right-click objects in the tab windows that appear.
For example, in the Member Disks window, there is a bar graph showing the disk drive slots. You can right-click any disk to view disk statistics such as I/O transfers and megabytes transferred. Also, in the Installed Disks panel in the Member Disks window, you can right-click a disk in the list.