sa

Summarizes accounting information. Part of the acct package. Shows commands called by users, including basic info on CPU time spent processing and I/O rates. More information: https://manned.org/man/sa.8.

Display executable invocations per user (username not displayed):
sudo sa
Display executable invocations per user, showing responsible usernames:
sudo sa --print-users
List resources used recently per user:
sudo sa --user-summary

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