Monitoring any performance characteristics is a very important part of achieving the best results possible. There are many ways to investigate different parameters and settings, but combining several tools and commands can give you the best overall picture of performance. These commands have many uses, in this section we will only discuss how they can be used to monitor memory. We will show how these commands can be used to gauge how the memory of the system is performing at any given moment.
The ps (Process Status) command shows the current status of active processes. It is located /usr/bin, installed by default from the AIX base installation media, and is part of the bos.rte.commands fileset.