How to check running process in Ubuntu using command line

You can check running processes on Ubuntu using the command-line tool ps. The basic syntax for the ps command is:

ps

Here are some common options for ps:

• -A or -e : shows all processes running on the system
• -aux : shows all processes running on the system with detailed information (user, pid, %cpu, %mem, etc)
• -C process_name : shows all processes with a specific name
• -p pid : shows information about a specific process ID
• -f : shows the full format (including the command line used to start the process)

rnHere are some examples of using ps command:

• To see all processes running on the system:

ps -A

• To see all processes running on the system with detailed information:

ps aux

• To see all processes with the name "firefox"

ps -C firefox

• To see information about a specific process ID (123)

ps -p 123

• To see the full format of all running processes

ps -ef

You can also use top command to show the running process and their resource usage in real-time by running

top

It's important to note that the above steps are just a general guide and you may need to adjust them to suit your specific requirements.