Mar 29, 2018 · If you want to kill a process running as a different user, you can use sudo: sudo killall firefox. You can also kill a process that has been running for a certain period of time with the -o and -y flags. So, if you want to kill a process that has been running for more than 30 minutes, use: killall-o 30m <process-name> Planned Parenthood delivers vital reproductive health care, sex education, and information to millions of people worldwide. Planned Parenthood Federation of America, Inc. is a registered 501(c)(3) nonprofit under EIN 13-1644147. Donations are tax-deductible to the fullest extent allowable under the law.
If fork() returns a negative value, the creation of a child process was unsuccessful. fork() returns a zero to the newly created child process. fork() returns a positive value, the process ID of the child process, to the parent. The returned process ID is of type pid_t defined in sys/types.h. Normally, the process ID is an integer.