Check resource usage linux6/2/2023 These log files can be read using: atop -r /full/path/to/atop/log/file c – revert to sorting by CPU consumption (default).īy default, after install, the atop daemon writes snapshots to a compressed log file (eg.a – sort in order of most active resource.Once atop is running, press the following shortcut keys to sort processes: Launch with various info (ppid, user, time) atop -v Launch with command line per process atop -c Launch with active processes only: atop -a Launch with average-per-second total values: atop -1 ![]() Once installed on any distro, you can launch it similarly to top using: atopĪ good place to start would be to read the man pages: man atop Install atop on Debian/Ubuntu Linux apt install atop In addition, for each process and thread, you can analyze CPU utilization, memory consumption, disk I/O, priority, username, state, and even exit codes.įirst, install and enable EPEL (Extra Packages for Enterprise Linux) repo. Once atop is launched, by default, it will show system activity for CPU, memory, swap, disks, and network in 10-second intervals. Uses netatop kernel module to monitor TCP & UDP and network bandwidth.Includes disk I/O and network utilization. ![]() Will add or remove columns as the size of the display window changes.Highlights critical resources using colors (red). ![]()
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