可以

初探多态

这么好的练习网站，真心推荐作为大学的课外辅导必修课程！

1 #!/bin/bash 2
3 cpu_num=cat /proc/cpuinfo|grep 'processor'|sort|uniq|wc -l 4 echo cpu num:$cpu_num 5 # 2.????? 6 memory_total=free -h |grep Mem|awk '{print$2}' 7 echo memory total:$memory_total 8 # 3.?????? 9 memory_free=free -h |grep Mem|awk '{print$4}' 10 echo memory free:$memory_free 11
12 # 4. /???? 13 disk_size=df -h /|grep /|grep /|awk '{print$2}' 14 echo disk size:$disk_size 15
16 # 5.???? 17 system_bit=getconf LONG_BIT 18 echo system bit:$system_bit 19
20 # 6.??? 21 process=ps -ef|wc -l 22 echo peocess:$process 23
24 software_num=dpkg -l|wc -l
25 echo software num:$software_num 26
27 ip=ifconfig|grep -A 1 'eth0'|grep inet|awk -F ':' '{print $2}'|awk '{print $1}' 28 echo ip:$ip

Ok.

Ok.

Ok.

Ok.

Ok.

Ok.

Ok.

Ok.

Ok.

Ok.