(0, 0, 0);"㈠ 如果是RPM方式安装,需要下列RPM包: httpdbr
发一下牢骚和主题无关:
MySQL 自身在性能监测方面很不给力、这是令很多 MySQL DBA 夜夜转辗难眠、
荣幸的是、通过 Cacti 监测(意注是监测而非监控)MySQL 据数库状态
借助 cacti+rrdtool 壮大的图绘功能、加上专用的 mysql 板模、够能活灵倏地的创立对多个 MySQL 实例的监测
㈠ 如果是RPM式方安装,须要列下RPM包:
httpd
php
php-mysql
php-snmp
mysql
mysql-server
net-snmp*
㈡ 安装 RRDTool
# wget http://oss.oetiker.ch/rrdtool/pub/rrdtool-1.2.14.tar.gz
# tar -zxv -f rrdtool-1.4.4.tar.gz
# ./configure --prefix=/usr/local/rrdtool --disable-python --disable-tcl
# make
# make install
可能碰到的障故:
configure: error: Please fix the library issues listed above and try again
请查阅→→troubleshoting
㈢ 安装 CACTI
# wget http://www.cacti.net/downloads/
# useradd cacti
# tar -zxv -f cacti-0.8.7i.tar.gz
# mv cacti-0.8.7i /var/www/cacti
# chown -R cacti:cacti /var/www/cacti
㈣ 配置 apache 模块
编辑 apache 配置文件:vim httpd.conf
① 修改务服名称:
ServerAdmin 192.168.1.113:80
② 修改站点起始目录:
DocumentRoot "/var/www"
③ 修改目录:
<Directory "/var/www">
④ 加增默许做为首页的文件名:
DirectoryIndex index.html index.php
⑤ 加增对php型类的支撑:
AddType application/x-httpd-php .php
AddType application/x-httpd-php-source .phps
然后:wq存保退出!
执行 apachectl -t 检查配置文件语法,常正情况下应返回Syntax OK:
动启snmp务服:service snmpd start
动启apache务服:apachectl start
㈤ 配置cacti
① 创立据数库:
# mysql -uroot -h localhost -P 3306 -e "create database cactidb"
② 创立用户:
mysql> GRANT ALL ON cacti.* TO cacti@localhost IDENTIFIED BY 'cacti';
mysql> grant all on cactidb.* to cacti@localhost;
③ 导入据数:
$ ./mysql -ucacti -pcacti -h localhost -P 3306 -D cactidb < /var/www/cacti/cacti.sql
④ 编辑cacti配置文件:
# vim /var/www/cacti/include/config.php
$database_type = "mysql";
$database_default = "cactidb";
$database_hostname = "localhost";
$database_username = "cacti";
$database_password = "cacti";
$database_port = "3306";
$database_ssl = false;
安装至此基本完成,接下来以可就在浏览器中操纵了
输入 http://192.168.1.113/cacti/
可能会报如下误错:
FATAL: Cannot connect to MySQL server on 'localhost'. Please make sure you have specified a valid MySQL database name in 'include/config.php'
解决方案:
ln -s /tmp/mysql.sock /var/lib/mysql/mysql.sock
接下来按提示的行进操纵即可
初始用户名:admin
初始码密: admin
初始用户名和码密登岸后、CACTI 会立马让你改更:
接下来以可就功成登岸了: