Использование atop

    for RedHat based:

    SysV:
    $ yum install http://www.atoptool.nl/download/atop-2.2-3.sysv.x86_64.rpm

    systemd:
    $ yum install http://www.atoptool.nl/download/atop-2.2-3.systemd.x86_64.rpm

    $ sed 's/600/300/' /etc/sysconfig/atop -i


    for Debian based:

    $ sudo sed 's/600/300/' /etc/default/atop -i

    http://www.tecmint.com/how-to-install-atop-to-monitor-logging-activity-of-linux-system-processes/



    Посмотреть логи atop:
    $ atop -r -b 05:05 -l 1