行业知识
Mysql运维篇(六) 部署MHA--一主二从部署
MAH架构图
一、上传MySQL软件
1、同步MySQL软件
[root@mysql01 ~]# ls -lrt
total 626112
-rw-r--r--. 1 root root 641127384 Jan 30 15:13 mysql-5.7.20-linux-glibc2.12-x86_64.tar.gz
-rw-------. 1 root root 1697 Feb 3 12:09 anaconda-ks.cfg
-rw-r--r--. 1 root root 1907 Feb 3 12:12 initial-setup-ks.cfg
[root@mysql01 ~]#
[root@mysql01 ~]#
[root@mysql01 ~]# rsync -avl mysql-5.7.20-linux-glibc2.12-x86_64.tar.gz root@mysql02
sending incremental file list
mysql-5.7.20-linux-glibc2.12-x86_64.tar.gz
sent 641,284,023 bytes received 35 bytes 116,597,101.45 bytes/sec
total size is 641,127,384 speedup is 1.00
[root@mysql01 ~]#
[root@mysql01 ~]#
[root@mysql01 ~]# rsync -avl mysql-5.7.20-linux-glibc2.12-x86_64.tar.gz root@mysql03
sending incremental file list
mysql-5.7.20-linux-glibc2.12-x86_64.tar.gz
sent 641,284,023 bytes received 35 bytes 142,507,568.44 bytes/sec
total size is 641,127,384 speedup is 1.00
[root@mysql01 ~]#
2、解压mysql-5.7.20-linux-glibc2.12-x86_64.tar.gz
[root@mysql03 ~]# tar -xvzf mysql-5.7.20-linux-glibc2.12-x86_64.tar.gz
[root@mysql03 ~]# mv mysql-5.7.20-linux-glibc2.12-x86_64 mysql
[root@mysql03 ~]# mv mysql /usr/local/mysql/
二、一主二从数据库搭建
1、准备MySQL配置化文件,最对应主机执行
主库db01:cat > /etc/my.cnf /etc/my.cnf /etc/my.cnf
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