db mysql

We know that MySQL read and write in the performance of the cost difference is larger, generally speaking the server top 20% write pressure, the other 80% of the pressure from reading, of course, it depends on the actual business situation.This

Tool Name: mysqlha_sysbench.shTool use: For MySQL stress testing (2 functions: Fill data && test data)Tool Parameters:Options-P port to test-D DB name to test-h host to be tested-S Fill && test table data volume, default 100w-c Number of fill &&

Get readyPrimary server ip:192.168.1.100From server ip:192.168.1.101Create the database on the primary server, add the initial data, and then import to the slave server1. Install the MySQL service on the master/slave server respectively, the MySQL

This article comes from my GitHub pages blog http://galengao.github.io/ie www.gaohuirong.cnMMM (Master-master Replication Manager for MySQL) is a set of scripting programs that support dual-master failover and dual-master daily management. MMM is

Transferred from: http://www.cnblogs.com/cchun/p/3712637.htmlFirst, install MySQLDescription: Install MySQL 5.5.22 on two MySQL servers 192.168.21.169 and 192.168.21.168, respectively Second, configure MySQL master server (192.168.21.169)Mysql-Uroot-

MySQL master-slave configuration. My humble opinion is tested in the following environment:Operating system where the primary database resides: Win7Master Database version: 5.0IP address of primary database: 192.168.1.111From the operating system

Most of them are similar in contentThe main parameter is no longer supported after 5.5Master-host,master-user,master-password,master-port and so on.If configured, the database will error and cannot be startedThe master configuration remains the

It doesn't matter if you're wmap, Wamp is an integrated environment that just helps you create a Web server at once.Here are some configurations for you.First, log in to master server, modify My.ini, add the following content:[Wampmysqld]#数据库ID号,

System: CentOS Release 6.6 (Final)Mysql:mysql Ver 14.14 Distrib 5.1.73, for Redhat-linux-gnu (x86_64) using ReadLine 5.1Master-Slave dual-machine hot backup, slave, the data will be synchronized to the other side. Suppose a has a database Test,ip

has not been to care about Zabbbix server storage space issues, the recent Zabbix alert/root directory disk space is not enough, so log in Zabbix to see a bit, found that the root directory only 1.3MB, what to do? The first thought is the extension

mysql One-way replicationIn order to improve the robustness of the master-slave server, we chose the method of MySQL one-way replication, when the primary server down, from the server can still take over, and maintain the relative integrity of the

MySQL has an IO thread from the library that takes binlog from the main library to write locally. Another SQL thread is responsible for performing these local logs, enabling command replay;First, the environmentHost:Master Operating system: CentOS 5.

Tutorial Start:First, install MySQLDescription: Install MySQL 5.5.22 on two MySQL servers 192.168.21.169 and 192.168.21.168, respectively Second, configure MySQL master server (192.168.21.169)Mysql-uroot-p #进入MySQL控制台Create Database Osyunweidb;

Construction of experimental Environment:Mysql-proxy 192.168.1.163Mysql-master 192.168.1.164 (Master)Mysql-slave 192.168.1.162 (from)Configuration: Mysql-proxy 192.168.1.163#yum Install Lua-yLua-5.1.4-4.1.el6.x86_64 (most of which are installed by

CentOS 7 and Ubuntu 14 are installed under VM virtual machines.Centos 7 manually installed MySQL 5.5.45 (5.5 above version to be compiled with CMake)Ubuntu 14 is apt-get install Mysql-server mysql-client php5-mysql installed is also MySQL 5.5.45View

1: The official explanation is: in a master-slave synchronization environment, REPLICATE-IGNORE-DB is used to set up libraries that do not need to be synchronized. The explanation is too simple, but there are still a lot of holes in it.Setting

First, prepare the serverBecause the Binlog format may be different between versions of MySQL (binary log), the best combination is that the MySQL version of Master and the slave version are the same or lower, and the master version must not be

Server configuration, specific IP, master and slave libraries as follows Main Library ip:192.168.1.189 master server from library ip:192.168.1.188 slave server The server system is: centos5.6, download the installation package specifically includes

MySQL database supports the master-slave replication function of the database, so in the cluster has its unique advantages, the domestic and foreign large-scale Web site architecture system, has adopted the MySQL master-slave database configuration

Now the two servers used have installed MySQL, all in rpm packaging, can be used normally.In order to avoid unnecessary trouble, master and slave server MySQL version as far as possible to keep consistent;Environment: 192.168.0.1 (Master)192.168.0.2