Shell脚本监控Linux系统硬盘各分区使用率

Shell脚本如下：

#/bin/bash#environment variablesource /etc/profile#disk spacefor d in `df -P | grep /dev | awk '{print $5}' | sed 's/%//g'`do        if [ $d -gt 90 ];                then                msg="TIME:$(date +%F_%T)                 HOSTNAME:$(hostname)                 IPADDR:$(ifconfig |awk 'NR==2{print $2}')                 MSG:硬盘使用过高！"            echo $msg        df -h > /test/tt.txt        /test/pymail.py $msg        fidone