mysql 源码安装方式

#include <pthread.h>

void f();

int main() {

f();

return 0;

}

void f() {

int i=0;

//volatile int i=0;

while (i<100) { i=10; }

}

root@x:~# ps aux|grep xxx|grep -v grep

root 825 96.5 0.0 2460 724 pts/2 R+ 11:33 0:03 ./xxx

root@x:~# ps aux|grep xxx|grep -v grep

root 825 95.6 0.0 2460 724 pts/2 R+ 11:33 0:04 ./xxx

root@x:~# ps aux|grep xxx|grep -v grep

root 825 93.0 0.0 2460 724 pts/2 R+ 11:33 0:05 ./xxx

root@x:~# ps aux|grep xxx|grep -v grep

root 825 107 0.0 2460 724 pts/2 R+ 11:33 0:06 ./xxx

root@x:~# ps aux|grep xxx|grep -v grep

root 825 100 0.0 2460 724 pts/2 R+ 11:33 0:07 ./xxx

root@x:~# ps aux|grep xxx|grep -v grep

root 825 96.2 0.0 2460 724 pts/2 R+ 11:33 0:07 ./xxx

root@x:~# ps aux|grep xxx|grep -v grep

root 825 104 0.0 2460 724 pts/2 R+ 11:33 0:08 ./xxx

root@x:~# ps aux|grep xxx|grep -v grep

root 825 99.5 0.0 2460 724 pts/2 R+ 11:33 0:08 ./xxx

root@x:~# ps aux|grep xxx|grep -v grep

root 825 97.0 0.0 2460 724 pts/2 R+ 11:33 0:09 ./xxx

root@x:~# ps aux|grep xxx|grep -v grep

root 825 103 0.0 2460 724 pts/2 R+ 11:33 0:10 ./xxx

root@x:~# ps aux|grep xxx|grep -v grep

root 825 102 0.0 2460 724 pts/2 R+ 11:33 0:11 ./xxx

#include <pthread.h>

void f();

int main() {

f();

return 0;

}

void f() {

//int i=0;

volatile int i=0;

while (i<100) {

++i; i=10;

}

}