Performance Statistics
======================

Observing performance statistics
--------------------------------

Open **Statistics >> Module Statistics** page

If you clicked on **Module Statistics** you are on the **Traffic Summary** page.  Review the contents and then go the **Memory** tab on the top bar and review the statistics you can obtain there.

For historical information you want to go to **Statistics >> Performance Reports**.  These graphs are built using the RRD tool.  The tabs just show the graphs specific to the tab title.

Go to **Statistics >> Performance Reports** and review the available information.

Then go to the **Througput** tab.  On the **Throughput(bits)** graph select **View Detailed Graph...** on the right.

.. NOTE::

   Performance graphs are available for System, Connections, Throughput and Cache

*Q1. What is the longest time interval available for performance
statistics?*