![]() The -e option instructs ps to display all processes. For example, to sort the output based on the memory usage, you would use: ps aux -sort-mem. The ps command also allows you to sort the output. The f option tells ps to display a tree view of parent to child processes: ps auxf. O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers. START - The time when the command started. Get Linux Pocket Guide now with the O’Reilly learning platform. The POSIX and UNIX standards require that ps -aux print all processes. As you can see from the listing, I’m running bash shell and then ps command. ![]() Show processes of the current user Simply type ps in the command line to see which processes you’re currently running on your Unix/Linux system. Remember, you can extract information more finely from the output of ps using grep or other filter programs. PS(1) User Commands PS(1) NAME ps - report a snapshot of the current processes. ps command is one of the basic Unix commands that helps you access information about processes running on your system. 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 you would like to send a signal to every instance of a certain process, you can use the killall command: killall firefox. The above command is the equivalent of: kill -9 pgrep ping. 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 The pkill command works in almost exactly the same way as kill, but it operates on a process name instead: pkill -9 ping. 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 |