9月 09
#先在rehl5和slave上各开启一个终端,运行mon命令,检查
[root@rhel5 ~]# mon
#2个节点上应该都是闲置的吧
#为了能出些效果,做点费cpu的脚本,还必须是多线程的,
#mosix能够迁移的最小单位是进程,而不是指令或者函数,
#所以单进程负载再高也没意义
[root@rhel5 ~]# cat a.sh << EOF
awk 'BEGIN {for(i=0;i<100000;i++)for(j=0;j<100000;j++);}' &
awk 'BEGIN {for(i=0;i<100000;i++)for(j=0;j<100000;j++);}' &
awk 'BEGIN {for(i=0;i<100000;i++)for(j=0;j<100000;j++);}' &
awk 'BEGIN {for(i=0;i<100000;i++)for(j=0;j<100000;j++);}' &
awk 'BEGIN {for(i=0;i<100000;i++)for(j=0;j<100000;j++);}' &
awk 'BEGIN {for(i=0;i<100000;i++)for(j=0;j<100000;j++);}' &
EOF
[root@rhel5 ~]# chmod +x a.sh
awk 'BEGIN {for(i=0;i<100000;i++)for(j=0;j<100000;j++);}' &
awk 'BEGIN {for(i=0;i<100000;i++)for(j=0;j<100000;j++);}' &
awk 'BEGIN {for(i=0;i<100000;i++)for(j=0;j<100000;j++);}' &
awk 'BEGIN {for(i=0;i<100000;i++)for(j=0;j<100000;j++);}' &
awk 'BEGIN {for(i=0;i<100000;i++)for(j=0;j<100000;j++);}' &
awk 'BEGIN {for(i=0;i<100000;i++)for(j=0;j<100000;j++);}' &
EOF
[root@rhel5 ~]# chmod +x a.sh
#在rhel5上运行a.sh,也就是产生6个进程了
[root@rhel5 ~]# mosrun -e ./a.sh
#开始观察2个节点上的mon画面,刚开始rhel负载很高,然后slave的负载也起来了,能够看到
#能够看到在rhel5上,awk的6个进程还在,但是只有3个在运行,还有3个的状态是T(stop),哈哈,应该是迁移了
[root@rhel5 ~]# ps -aux | grep awk
Warning: bad syntax, perhaps a bogus '-'? See /usr/share/doc/procps-3.2.7/FAQ
root 25648 0.6 0.0 0 0 pts/0 T 16:16 0:00 [awk]
root 25650 0.4 0.0 0 0 pts/0 T 16:16 0:00 [awk]
root 25652 32.0 0.7 4168 3812 pts/0 R 16:16 0:37 awk BEGIN {for(i=0;i<100000;i++)for(j=0;j<100000;j++);}
root 25654 32.0 0.7 4168 3816 pts/0 R 16:16 0:37 awk BEGIN {for(i=0;i<100000;i++)for(j=0;j<100000;j++);}
root 25656 32.0 0.7 4168 3816 pts/0 R 16:16 0:37 awk BEGIN {for(i=0;i<100000;i++)for(j=0;j<100000;j++);}
root 25658 1.4 0.0 0 0 pts/0 T 16:16 0:01 [awk]
root 25665 0.0 0.1 3860 624 pts/0 R+ 16:18 0:00 grep awk
Warning: bad syntax, perhaps a bogus '-'? See /usr/share/doc/procps-3.2.7/FAQ
root 25648 0.6 0.0 0 0 pts/0 T 16:16 0:00 [awk]
root 25650 0.4 0.0 0 0 pts/0 T 16:16 0:00 [awk]
root 25652 32.0 0.7 4168 3812 pts/0 R 16:16 0:37 awk BEGIN {for(i=0;i<100000;i++)for(j=0;j<100000;j++);}
root 25654 32.0 0.7 4168 3816 pts/0 R 16:16 0:37 awk BEGIN {for(i=0;i<100000;i++)for(j=0;j<100000;j++);}
root 25656 32.0 0.7 4168 3816 pts/0 R 16:16 0:37 awk BEGIN {for(i=0;i<100000;i++)for(j=0;j<100000;j++);}
root 25658 1.4 0.0 0 0 pts/0 T 16:16 0:01 [awk]
root 25665 0.0 0.1 3860 624 pts/0 R+ 16:18 0:00 grep awk
#到slave上top看看吧,明显看到有3个叫remoted的进程占用了cpu,这个就是迁移过来的状态吧
top - 16:19:19 up 3:10, 3 users, load average: 2.78, 1.18, 0.44
Tasks: 99 total, 5 running, 94 sleeping, 0 stopped, 0 zombie
Cpu(s): 99.3%us, 0.3%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.3%si
Mem: 515376k total, 423576k used, 91800k free, 107980k buff
Swap: 1048568k total, 0k used, 1048568k free, 234028k cach
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
16929 root 20 0 4168 3936 0 R 33.2 0.8 0:48.13 remoted
16925 root 20 0 4168 3932 0 R 32.9 0.8 0:50.57 remoted
16927 root 20 0 4168 3932 0 R 32.9 0.8 0:50.13 remoted
1 root 20 0 2036 664 572 S 0.0 0.1 0:01.36 init
2 root 15 -5 0 0 0 S 0.0 0.0 0:00.00 kthreadd
3 root RT -5 0 0 0 S 0.0 0.0 0:00.00 migratio
4 root 15 -5 0 0 0 S 0.0 0.0 0:02.00 ksoftirq
Tasks: 99 total, 5 running, 94 sleeping, 0 stopped, 0 zombie
Cpu(s): 99.3%us, 0.3%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.3%si
Mem: 515376k total, 423576k used, 91800k free, 107980k buff
Swap: 1048568k total, 0k used, 1048568k free, 234028k cach
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
16929 root 20 0 4168 3936 0 R 33.2 0.8 0:48.13 remoted
16925 root 20 0 4168 3932 0 R 32.9 0.8 0:50.57 remoted
16927 root 20 0 4168 3932 0 R 32.9 0.8 0:50.13 remoted
1 root 20 0 2036 664 572 S 0.0 0.1 0:01.36 init
2 root 15 -5 0 0 0 S 0.0 0.0 0:00.00 kthreadd
3 root RT -5 0 0 0 S 0.0 0.0 0:00.00 migratio
4 root 15 -5 0 0 0 S 0.0 0.0 0:02.00 ksoftirq
##############THE END############
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