3.c源码http://www.cndba.cn/hbhe0316/article/60501

#include <stdio.h>
#include <unistd.h>
#include <errno.h>
#include <stdlib.h>
int main()
{
int i;
pid_t pid;
for (i = 0; i < 50; ++i)
{
pid = fork();
switch(pid)
{
case -1:
perror("fork");
exit(-1);
case 0: //child
printf("I am child");
exit(0);
default:
break;
}
}
while (1)
{
sleep(1);
printf("I am parent/n");
}
return 0; //will never reach here
}

2.编译C语言http://www.cndba.cn/hbhe0316/article/60501

[root@node02:/home/sa.haibo.he]$ gcc -o 3 3.c
[root@node02:/home/sa.haibo.he]$ ./3
I am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am childI am parent

I am parent
I am parent
I am parent

3.查看僵尸进程http://www.cndba.cn/hbhe0316/article/60501http://www.cndba.cn/hbhe0316/article/60501http://www.cndba.cn/hbhe0316/article/60501

[root@node02:/root]$ ps -ef | grep defunct | grep -v grep | wc -l
50

版权声明：本文为博主原创文章，未经博主允许不得转载。

C