Centos 7系统安装Cacti监控.docx

Cacti需要安装的rpm包?httpd?php?php-mysql?php-snmp?php-ldap (when using LDAP authentication)?php-xml?mariadb?mariadb-server?mariadb-devel?net-snmp*(主要安装net-snmp net-snmp-devel net-snmp-utils net-snmp-libs 组件) ?rrdtool rrdtool-devel rrdtool-php rrdtool-perl ----安装rrdtool以生成图像?gd gd-devel php-gd ---rrdtool绘制图像需要的图形库?crond (cron, cronie or the like)Centos 7 Yum不能工作报错如下：File /usr/libexec/urlgrabber-ext-down, line 61, in mainfo = PyCurlFileObject(opts.url, opts.filename, opts)File /usr/lib/python2.7/site-packages/urlgrabber/grabber.py, line 1258, in __init__self._do_open()File /usr/lib/python2.7/site-packages/urlgrabber/grabber.py, line 1589, in _do_openself._do_grab()File /usr/lib/python2.7/site-packages/urlgrabber/grabber.py, line 1723, in _do_grabself._do_perform()File /usr/lib/python2.7/site-packages/urlgrabber/grabber.py, line 1517, in _do_performraise KeyboardInterruptKeyboardInterruptExiting on user cancel解决方法：Vim /usr/lib/python2.7/site-packages/urlgrabber/grabber.py将elif errcode in (42,55,56):更改为：elif errcode == 42:即可。系统相关设置：1.同步时间：Yum install ntpNtpdate 22 Jan 14:00:07 ntpdate[51575]: step time server 72 offset 24261.632577 sec如果出去上面的内容说明，同步成功了。然后在crontab里面加上以下内容。*/10 * * * * /usr/sbin/ntpdate #域名或IP 每隔十分钟同步一次。推荐几个时间服务器。2.更新yum源(建议使用国内163yum)进入yum源配置目录cd /etc/yum.repos.d备份系统自带的yum源mv CentOS-Base.repo CentOS-Base.repo.bk下载163网易的yum源：wget /.help/CentOS6-Base-163.repo更新玩yum源后，执行下边命令更新yum配置，使操作立即生效yum clean allyum makecacheyum update3.安装gcc编译器Yum install gcc#make #make install4.直接关闭防火墙systemctl stop firewalld.service #停止firewallsystemctl disable firewalld.service #禁止firewall开机启动开机启动服务目录:/usr/lib/system/system/systemctl list-units --type=service | grep firewall.service 查看firewall是否开机启动开始安装：一、配置SNMP vi /etc/snmp/snmpd.conf ①将41行（各有不同，请自行查找）下的default更改为 ②将62行（各有不同，请自行查找）下的systemview更改为all ③将85行（各有不同，请自行查找）下的#注释掉 ④启动snmp systemctl start snmpd.service 启动服务 systemctl enable snmpd.service 设置开机启动二、MariaDB数据库配置 MariaDB设置数据库默认编码Vim /etc/f[mysqld]Character_set_server=utf8 添加内容启用