zabbix升级 mysql优化
./configure --enable-server --enable-agent --with-mysql --enable-ipv6 --with-net-snmp --with-libcurl --with-libxml2apt-get install libmysqlclient-dev
--aptitude search snmp | grep dev
apt-get installlibxml2 libxml2-dev
apt-get install libsnmp-dev
apt-get install libcurl4-gnutls-dev
fuser -k 80/tcp
mysql -u zabbix -p zabbix < /usr/local/zabbix-3.2.0alpha1/database/mysql/schema.sql
mysql -u zabbix -p zabbix < /usr/local/zabbix-3.2.0alpha1/database/mysql/images.sql
mysql -u zabbix -p zabbix < /usr/local/zabbix-3.2.0alpha1/database/mysql/data.sql
apt-get dist-upgrade -u
--default-character-set=UTF8
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wget http://repo.zabbix.com/zabbix/3.0/debian/pool/main/z/zabbix/zabbix-server-mysql_3.0.4-1+wheezy_amd64.deb
dpkg -i zabbix-server-mysql_3.0.4-1+wheezy_amd64.deb
apt-get update
apt-get install zabbix-server-mysql zabbix-frontend-php
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统计数据库大小
SELECT table_schema , sum( data_length + index_length ) / 1024 / 1024 "Data Base Size in MB"FROM information_schema.TABLES GROUP BY table_schema;
统计表大小并排序
SELECT table_name AS "Tables",
round(((data_length + index_length) / 1024 / 1024), 2) "Size in MB"
FROM information_schema.TABLES
WHERE table_schema = 'zabbix'
ORDER BY (data_length + index_length) DESC;
use zabbix;
truncate table history;
optimizetable history;
truncate table history_str;
truncate table history_uint;
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#!/bin/bash
# Author: ZhiPeng Wang.
# Last Modified: 2014/6/2
User="root"
Passwd="wangzhipeng"
Date=`date -d $(date -d "-30 day" +%Y%m%d) +%s` #取30天之前的时间戳
$(which mysql) -u${User} -p${Passwd} -e "
use zabbix;
DELETE FROM history WHERE 'clock' < $Date;
optimize table history;
DELETE FROM history_str WHERE 'clock' < $Date;
optimize table history_str;
DELETE FROM history_uint WHERE 'clock' < $Date;
optimize table history_uint;
DELETE FROMtrends WHERE 'clock' < $Date;
optimize tabletrends;
DELETE FROM trends_uint WHERE 'clock' < $Date;
optimize table trends_uint;
DELETE FROM events WHERE 'clock' < $Date;
optimize table events;
"
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