Atop

How to install Atop

yum install atop

Change Default Intervals

Open /etc/default/atop and change LOGINTERVAL=600 to LOGINTERVAL=60

vi /etc/default/atop

Log Locations

Location: /var/log/atop

Check available logs using: 
ls -lart /var/log/atop/

Check logs for a particular time

Syntax: atop -r path-to-log-file -bYYYYMMDDHH:MM

Example: atop -r /var/log/atop/atop-20240615 -b12:00
atop -r /var/log/atop/atop-20240615 -b20240612512:00