linux下mail通知脚本
############mail通知脚本 Begin################
rq='%Y-%m-%d'
#!/bin/bash
#清空前一次的记录
echo "" > ~/send.txt
echo "Now total on line IP:" >> ~/send.txt
#统计出有多少人线访问
/bin/netstat -ant | grep ESTABLISHED |wc -l >> ~/send.txt
#统计内存使用了多少
echo "Total memory:" >> ~/send.txt
free -m|grep Mem|awk '{print $2}' >> ~/send.txt
echo "Used memory:" >> ~/send.txt
free -m|grep Mem|awk '{print $3}' >> ~/send.txt
#统计出前一天总访问IP数：
echo "Yesterday total access IP:" >> ~/send.txt
cut -d " " -f 1 localhost_access_log.$rq.txt |uniq -c|sort -r >> ~/send.txt
cat ~/send.txt | mail -s "blog_server_info" 159**@139.com
############END###################
