Part of Linux Commands Cheat Sheet
Look up and signal processes based on name and other.
The default signal sent is SIGTERM.
Search processes and send signal to them
pkill nginx # send specific signal (9 SIGKILL) pkill -9 nginx
About signals, check Kill Command in Linux.
Search processes by parent process ID and send signal to them
pkill -P 24910
ps instead: Ps Command in Linux
pgrep instead: Pgrep Command in Linux