The following example shows that all the processes which has in its command execution. Often ps is used with grep like “ps -aux | grep command” to get the list of process with the given command.īut ps command itself has an option to achieve the same. The example below displays all the process that are owned by user wwwrun, or postfix. When you have multiple username, separate them using a comma. ![]() Use -u option to displays the process that belongs to a specific username. List the Process based on the UID and Commands (ps -u, ps -C) In case of BSD machines, you can use ‘ps -aux’ will give the details about all the process as shown above. The following example shows the options of ps command to get all the processes. Its a commonly used example with a ps command to list down all the process which are currently running in a machine. List Currently Running Processes (ps -ef, ps -aux) To monitor and control the processes, Linux provides lot of commands such as ps, kill, killall, nice, renice and top commands. This article explains 7 practical usages of ps command and its options. Use ps command to find out what processes are running on your system. Linux is a multitasking operating system, which means that more than one process can be active at once. O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.Process is a running instance of a program. Get Linux Pocket Guide now with the O’Reilly learning platform. ![]() Remember, you can extract information more finely from the output of ps using grep or other filter programs. Particular processes 1, 2, and 3505: $ ps -p1,2,3505Īll processes with command lines truncated to screen width: $ ps -efĪll processes with full command lines: $ ps -efwwĪnd all processes in a threaded view, which indents child processes below their parents: $ ps -efH If the options seem arbitrary or inconsistent, it’s because the supplied ps command (GNU ps) incorporates the features of several other Unix ps commands, attempting to be compatible with all of them.Īll of user smith’s processes: $ ps -U smithĪll occurrences of a program: $ ps -C program_name ![]() Ps has at least 80 options we’ll cover just a few useful combinations. The ps command displays information about your running processes, and optionally the processes of other users.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |