PHP Manual . Prev . Next . PHP 4 >= 4.0.5) apache_child_terminate -- Terminate apache process after this request . string apache_child_terminate ( (void);) . apache_child_terminate() will terminate the Apache process executing the current PHP request once it is completed. It may be used to terminate a process after a script with high memory consumption has been run as memory will usually only be freed internally but not given back to the operating system. ... apache_setenv ...