glances

Glances is an open source cross-platform system monitoring tool. It allows real-time monitoring of all aspects of your system, such as CPU, memory, disks, network usage, etc. It also allows monitoring of running processes, logged in users, temperature, voltage, fan speed, etc. It also supports container monitoring and supports different container management systems such as Docker, LXC. This information is available in easy-to-read dashboards or can be used to remotely monitor systems through a Web interface or command-line interface. It is easy to install and use, and can be customized to display only the information that interests you.