The System Statistics area of the Dashboard page provides a graphical representation of CPU, memory, network, and disk statistics.
Click  | To see a graph of  | 
CPU  | Your server's CPU use as a percentage over time  | 
Memory  | Your server's memory use as a percentage over time  | 
Network  | Your server's network throughput (bytes per second) over time  | 
Disk  | Your server's disk throughput (MB per second) over time  | 
Tip Place your cursor over a dot on the graph to see details about that data point.