On Unix/Linux systems, there are quite a few commands that can provide insights into the processes that are running, the resources those processes use, and the users responsible for them. Some of ...

The fuser (pronounced “ef-user”) command is a very handy command for determining who is currently using a particular file or directory. If one user can’t access a file because another user has it ...

Process accounting is a method of recording and summarizing commands and processes. It’s an option on Linux systems, but you have to enable it and use a particular command to view the details ...