此脚本简单用于检测主机的各种参数
#!/bin/bash ip=`ifconfig eth0 | awk '/inet /{print $2}'` echo "本地IP地址是:"$ip cpu=`uptime | awk '{print $NF}'` #awk中NF为当前行的列数，$NF是最后一列 echo "本机CPU最近15分钟的负载是:"$cpu net_in=`ifconfig eth0 | awk '/RX p/{print $5}'` echo "入站网卡流量为:"$net_in net_out=`ifconfig eth0 | awk '/TX p/{print $5}'` echo "出站网卡流量为:"$net_out mem=`free | awk '/Mem/{print $4}'` echo "内存剩余容量为:"$mem disk=`df | awk '//$/{print $4}'` echo "根分区剩余容量为:"$disk user=`cat /etc/passwd |wc -l` echo "本地账户数量为:"$user login=`who | wc -l` echo "当前登陆计算机的账户数量为:"$login process=`ps aux | wc -l` echo "当前计算机启动的进程数量为:"$process soft=`rpm -qa | wc -l` echo "当前计算机已安装的软件数量为:"$soft
nginx切割日志脚本
[root@web1 ~]# vim /usr/local/nginx/logbak.sh #!/bin/bash date=`date +%Y%m%d` logpath=/usr/local/nginx/logs mv $logpath/access.log $logpath/access-$date.log mv $logpath/error.log $logpath/error-$date.log kill -USR1 $(cat $logpath/nginx.pid)