Basic Linux Terminal Tips and Tricks by Philip Kirkbride

Author:Philip Kirkbride
Language: eng
Format: epub
ISBN: 9781484260357
Publisher: Apress

This will return the process ID, nice value, and command for all running processes as shown in Figure 8-13.

Figure 8-13Getting command, PID, and nice value with ps

Notice that several of the commands started during the startup process (we can tell because PID is close to 1) have a nice value of -20 as they’re considered to be vital for running the OS.

You also might notice some processes marked with - (depending on your OS); these are system-level processes which are governed by a different set of priorities (they always run first). For the most part, you won’t need to worry about these lower-level processes.

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