随笔分类 -  shell脚本

摘要:#!/bin/bashfunction CPU() { util=`vmstat |awk '{if(NR==3) print $13+$14}'` iowait=`vmstat |awk '{if(NR==3) print $16}'` echo "CPU使用率: ${util}% , 等待磁盘I 阅读全文
posted @ 2022-11-28 16:15 51-devops 编辑
摘要:#!/bin/bashUSER_NAME=$@for USER in $USER_NAME;do if ! id $USER &>/dev/null; then PASS=`echo $RANDOM |md5sum |cut -c 1-10` useradd $USER chage -d 0 $US 阅读全文
posted @ 2022-11-28 14:40 51-devops 编辑
摘要:1.下载安装mailx yum install mailx -y 2.配置发件服务地址 [root@prometheus-server scripts]# tail -n 4 /etc/mail.rc #测试set from=138xxxx@163.com smtp=smtp.163.comset 阅读全文
posted @ 2022-11-28 13:58 51-devops 编辑
摘要:#设置时区ln -s /usr/share/zoneinfo/Asia/Shanghai /etc/localtimeif ! crontab -l |grep ntpdate &>/dev/null ; then (echo "* 1 * * * ntpdate time.windows.com 阅读全文
posted @ 2022-11-28 13:33 51-devops 阅读(66) 评论(0) 推荐(0) 编辑

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