# killall mozilla-bin

# pkill mozilla

# fuser -k /dev/dsp

# ps aux | grep mozilla | awk '{print $2}' | xargs kill

$ sudo ps -ef | grep flask | grep -v grep | awk '{print $2}' | xargs kill -9

• ps -ef | grep flask Find all flask processes.
• grep -v grep Filter process lines containing grep.
• awk '{print $2}' The parameter in the second column of the extracted process row record is the process number of the flask.
• xargs kill -9 Pass all the preceding arguments to the following command kill -9.