MySQL 5.5雙機熱備份 master-master

一，系統內容CentOS 6.3 ,master A IP:192.168.1.28,master B ip:192.168.1.29。
 
二，安裝cmake與mysql
 
1，安裝cmake
 
#tar xf cmake-2.8.8.tar.gz 
 
#cd cmake-2.8.8 
 
# ./bootstrap 
 
# gmake && gmake install 
 
2，安裝mysql
 
#useradd -r mysql  -s /sbin/nologin
 
#mkdir -p /data/mysql/{data,binlog,relaylog}
 
#chown mysql:mysql -R /data/mysql
 
# tar xf mysql-5.5.27.tar.gz   
 
#cd mysql-5.5.27
 
#cmake -DCMAKE_INSTALL_PREFIX=/usr/local/mysql -DDEFAULT_CHARSET=utf8 -DDEFAULT_COLLATION=utf8_general_ci -DEXTRA_CHARSETS=all -DWITH_MYISAM_STORAGE_ENGINE=1 -DWITH_INNOBASE_STORAGE_ENGINE=1  -DENABLED_LOCAL_INFILE=1 -DMYSQL_DATADIR=/data/mysql/data  -DWITH_DEBUG=0  -DSYSCONFDIR=/etc -DMYSQL_TCP_PORT=3306 
 
#會編譯不過去，提示需要安裝ncurses-devel,yum -y install ncurses-devel
 
#rm -f CMakeCache.txe 重新執行./configure
 
# make && make install 
 
#cd /usr/local/mysql
 
#chown -R mysql:mysql *
 
# cp support-files/mysql.server /etc/rc.d/init.d/mysqld
 
#chmod +x /etc/init.d/mysqld
 
#chkconfig mysqld on
 
# vim /etc/profile  添加PATH=$PATH:/usr/local/mysql/bin
 
# . /etc/profile(或者export PATH=$PATH:/usr/local/mysql/bin) 
 
# ln -sv /usr/local/mysql/include/ /usr/include/mysql 
 
# echo '/usr/local/mysql/lib' > /etc/ld.so.conf.d/mysql.conf 載入庫檔案 
 
# ldconfig -v |grep mysql 
 
# vim /etc/man.config 添加一行MANPATH /usr/local/mysql/man
 
環境已經基本Ok
 
# cd /usr/local/mysql
 
scripts/mysql_install_db --user=mysql --datadir=/data/mysql
 
將主伺服器複製一份，並修改IP與MAC地址，保證兩台機器能夠互相ping通。

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