CSC209H1 Lecture Notes - Grep, Process Identifier
Document Summary
Job control: a job is a program whose execution has been initiated by the user, at any moment, a job can be running or suspended, foreground job: A program which has control of the terminal: background job: Runs concurrently with the parent shell and does not take control of the keyboard: star a job in the background by appending & at the end of the call. /joy : commands: ^z, jobs, fg, bg, kill, ex. joy. Week1-2-shell. key giant mistake. sh shiftexample typescript announcers. test. txt happy. c name small_file argquotes joy overargs subs. $ . /joy happyhappyhappyhappyhappyhappyhappyhappyhappyhappyhappy happyhappyhappyhappyhappy^z # this stopped the job. Week1-2-shell. key giant mistake. sh shiftexample typescript announcers. test. txt happy. c name small_file argquotes joy overargs subs happyhappyhappyhappyhappyhappyhappyhappyhappyhappyhappy happyhappyhappyhappyhappyhappyhappyhappyhappyhappyhappy ehappychhappyo happyhappyrhappyeahappyllhappyyhappy?happy really? happyhappyhappyhappyhappyhappyhappyhappyhappyhappyhappy happy. [1]+ running . /joy & happyhappyhappyhappyhappyhappyhappyhappyhappyhappyhappy happyhappyhappyhappyhappyhappyhappyhappyhappyhappyhappy happyhappyhappyhappyhappyhappyhappyhappyhappyhappyhappy happyhappyhappyhappyhappyhappyhappyhappyhappyhappyhappy happyhappyhappyhappyhappyhappyhappyhappyhappyhappyhappy happyhappyhappyhappyhappyhappyfhappyghappy happy1happyhappy. $ kill 1 bash: kill: (1) - operation not permitted. $ kill -9 5048 # kill by process id.
