Steps to Install ‘atop’ to Monitor Logging Activity of Linux System Processes

Atop  is a free & open source performance monitoring tool. It helps to monitor the detailed information about the process, memory, disk network information, and metrics.

There are few steps to install atop on ubuntu:

Step 1: Update the System.

apt-get update

Step 2: Install atop on system.

apt-get install atop

• Check the atop version.

atop -V

• Here is the command output.

Step 3: atop Syntax & examples:

• Run the following command to monitor interface.

atop

• Here is the command output.

• To display scheduling information for the main thread of each process.

atop -s

• Here is the command output.

• To list memory related information about all running processes.

atop -m

• Here is the command output.

• To display the disks activity..

atop -d

• Here is the command output.

• To list the data about the running processes like uid, pid, gid,& cpu usage.

atop -v

• Here is the command output.

• T0 show command line per process.

atop -c

• Here is the command output.

• To list cumulated process-info per program.

atop -p

• Here is the command output.

• To list cumulated process-info per user.

atop -u

• Here is the command output.

• To list processes in order of network activity.

atop -n

• Here is the command output.

• To see todays logs beginning 07:04 server time.

atop -r -b 07:04 -l 1

• Here is the command output.