The show system memory-usage command displays information about memory usage.

Command Syntax
run show system memory-usage

Example
This example demonstrates how to show system memory-usage:

admin@XorPlus# run show system memory-usage 
total used free shared buffers cached
Mem: 515808 200528 315280 0 3048 60864
-/+ buffers/cache: 136616 379192
Swap: 0 0 0