Linux日常检查的shell

Linux系统日常检查的shell

#！/bin/bash
echo "$HOSTNAME" >datereport
echo "----------------------------------------------------">>datereport
#检查超过75%分区
echo "over 75%" >>datereport
echo "---------------------------------------------------">>datereport
df -h |grep "[7-9][5-9]%">>datereport
echo -e "----------------------------------------------- ">>datereport
#检查服务启动情况
echo "service status">>datereport
echo "----------------------------------------------------">>datereport
service dhcpd status >>datereport
echo -e "-------------------------------------------------- ">>datereport
#显示用户最后登陆时间
echo "user login last time" >>datereport
echo "------------------------------------------------------">>datereport
lastlog | grep -v * >>datereport
echo -e "-------------------------------------------------- ">>datereport
#查看内存使用情况
free >>datereport
echo -e "-------------------------------------------------- ">>datereport
vmstat >>datereport
echo -e "---------------------------------------------------- ">>datereport发邮件给管理员
mail -s day-report user