Sar (Unix)

sar
Stable release
sysstat 12.7.6 / July 3, 2024 (2024-07-03)
Repositorygithub.com/sysstat
Written inC
Operating systemAIX, Linux, Solaris, HP-UX
TypeSystem reporting
Websitesysstat.github.io

System Activity Report (sar) is a Unix System V-derived system monitor command used to report on various system loads, including CPU activity, memory/paging, interrupts, device load, network and swap space utilization. Sar uses /proc filesystem for gathering information.