This section includes various resources that can be used to learn more about resource monitoring and the Red Hat Enterprise Linux-specific subject matter discussed in this chapter.
4.7.1. Installed Documentation
The following resources are installed in the course of a typical Red Hat Enterprise Linux installation and can help you learn more about the subject matter discussed in this chapter.
free(1) man page -- Learn how to display free and used memory statistics.
vmstat(8) man page -- Learn how to display a concise overview of process, memory, swap, I/O, system, and CPU utilization.
sar(1) man page -- Learn how to produce system resource utilization reports.
sa2(8) man page -- Learn how to produce daily system resource utilization report files.