Operating Systems Process Creation(3) e Address space Child duplicate of parent.子女复制双亲 Child has a program loaded into it.子女有一个程序被调入 g UNIX examples H fork system call creates new process H execve system call used after a fork to replace the process'memory space with a new program 在fork用一个新程序替代了进程的内存空间之后,采用 execve系统 调用 Gao Haichang, Software School, Xidian UniversityOperating Systems Gao Haichang , Software School, Xidian University 8 Process Creation (3)  Address space  Child duplicate of parent. 子女复制双亲  Child has a program loaded into it. 子女有一个程序被调入  UNIX examples  fork system call creates new process  execve system call used after a fork to replace the process’ memory space with a new program. 在fork 用一个新程序替代了进程的内存空间之后，采用execve系统 调用