Wikipedia sudo is a program for Unix-like computer operating systems that allows users to run programs with the security privileges of another user, by default the superuser. It originally stood for “superuser do” as the older versions of sudo were
This command will kill all the processes with a specific name : kill `ps -ef | grep process-name-to-kill | grep -v grep | awk ‘{print $2}’` References kill Manpage The command kill sends the specified signal to the specified process
