How to list Linux running processes

There are many ways to check Linux running processes. The “easy” ways: use small utilities like top or atop. The more powerful but more complex way to use internal linux ps command.

So to install either top or atop simply time this command. Be sure that these utilities already installed. For instance atop is usually not installed by default but supplies in most Linux distribution. In Debian for example.

Continue reading

Create non privilege user – noname

It is necessary sometime to have the user which will be nobody in the system but still be able to run specific process or software on your Linux system.

Usually some  packages like nginx can create such users, usually called nobody. And you can use this nobody for your purpose. But if you wish to have  non privilege user user with specific name, use the simple command useradd.

For instance to create user userx run the following command: useradd -s /bin/false userx.

Non privilege user create user adduser command

To newly created user try id command:

Non privilege user id check using id command