Gathering information about processes
Processes are the running instance of a program. Several processes run on a computer, and each process is assigned a unique identification number called a process ID (PID). Multiple instances of the same program with the same name can be executed at the same time, but they all will have different PIDs. A process consists of several attributes, such as which user owns the process, the amount of memory used by the program, CPU time used by the program, and so on. This recipe shows how to gather information about processes.
Important commands related to process management are
pgrep. Let's see how we can gather information about processes.
How to do it...
ps is an important tool for gathering ...