Using a Memory Monitor
A Memory Monitor browser graphically displays the current activity of a memory space. To open a Memory Monitor, evaluate: EsMemoryMonitor new open. 
Upon opening, a Memory Monitor allocates zero (0) bytes, thus displays no information. After you click on 
Start, it monitors a new space of 256,000 bytes. Provided your system is not running programs in the background, the Memory Monitor displays a graph that resembles the following: 

Last modified date: 03/12/2020