lnmp-编译安装mysql--多实例

[root@mysql ~]# yum install  ncurses-devel libaio-devel -y

[root@mysql cmake-3.6.1]# tar -xf cmake-3.6.1.tar.gz
[root@mysql cmake-3.6.1]# cd cmake-3.6.1
[root@mysql cmake-3.6.1]# gmake
[root@mysql cmake-3.6.1]# gmake install
[root@mysql cmake-3.6.1]# which cmake
/usr/local/bin/cmake

[root@mysql tools]# cd mysql-5.5.49
[root@mysql mysql-5.5.49]# useradd -s /sbin/nologin -M mysql
[root@mysql mysql-5.5.49]# id mysql
uid=500(mysql) gid=500(mysql) groups=500(mysql)

[root@mysql mysql-5.5.49]# ./configure
cmake . -DCMAKE_INSTALL_PREFIX=/application/mysql-5.5.49 
-DMYSQL_DATADIR=/application/mysql-5.5.49/data 
-DMYSQL_UNIX_ADDR=/application/mysql-5.5.49/tmp/mysql.sock 
-DDEFAULT_CHARSET=utf8 -DDEFAULT_COLLATION=utf8_general_ci 
-DEXTRA_CHARSETS=gbk,gb2312,utf8,ascii 
-DENABLED_LOCAL_INFILE=ON -DWITH_INNOBASE_STORAGE_ENGINE=1 
-DWITH_FEDERATED_STORAGE_ENGINE=1 
-DWITH_BLACKHOLE_STORAGE_ENGINE=1 
-DWITHOUT_EXAMPLE_STORAGE_ENGINE=1
-DWITHOUT_PARTITION_STORAGE_ENGINE=1 
-DWITH_FAST_MUTEXES=1 -DWITH_ZLIB=bundled 
-DENABLED_LOCAL_INFILE=1 
-DWITH_READLINE=1 
-DWITH_EMBEDDED_SERVER=1 
-DWITH_DEBUG=0
[root@mysql mysql-5.5.49]# make 
[root@mysql mysql-5.5.49]# make install 

 [root@mysql /]# ln -s /application/mysql-5.5.49/  /application/mysql
root@mysql mysql-5.5.49]# mkdir  -p /data/{3306,3307}/data

为了配置多实例需要，需要每个实例建立一个my.cnf配置文件和一个启动文件mysql
配置my.cnf
[root@mysql mysql-5.5.49]# cp support-files/my-small.cnf  /data/3306/my.cnf
[root@mysql mysql-5.5.49]# cp support-files/my-small.cnf  /data/3307/my.cnf

[root@mysql 3307]# cat my.cnf
[client]
port = 3307
socket = /data/3307/mysql.sock
[mysqld]
port = 3307
socket = /data/3307/mysql.sock
basedir = /application/mysql
datadir = /data/3307/data
skip-external-locking
key_buffer_size = 16M
max_allowed_packet = 1M
table_open_cache = 64
sort_buffer_size = 512K
net_buffer_length = 8K
read_buffer_size = 256K
read_rnd_buffer_size = 512K
myisam_sort_buffer_size = 8M
skip-name-resolve
log-bin=mysql-bin
binlog_format=mixed
max_binlog_size = 500M
server-id = 1
[mysqld_safe]
log-error=/data/3307/ilanni.err
pid-file=/data/3307/ilanni.pid
[mysqldump]
quick
max_allowed_packet = 16M
[mysql]
no-auto-rehash
[myisamchk]
key_buffer_size = 20M
sort_buffer_size = 20M
read_buffer = 2M
write_buffer = 2M
[mysqlhotcopy]
interactive-timeout

#初始化mysql多实例

[root@mysql 3306]#/application/mysql/scripts/mysql_install_db --basedir=/application/mysql --datadir=/data/3306/data --user=mysql
[root@mysql 3307]#/application/mysql/scripts/mysql_install_db --basedir=/application/mysql --datadir=/data/3307/data --user=mysql
[root@mysql 3307]# tree /data
[root@mysql 3307]# chown -R mysql:mysql /data/3306
[root@mysql 3307]# chown -R mysql:mysql /data/3307

#配置环境变量

[root@mysql 3307]# echo 'export PATH=/application/mysql/bin:$PATH'   >> /etc/profile 
[root@mysql 3307]# source /etc/profile
[root@mysql 3307]# echo $PATH
/application/mysql/bin:/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/root/bin

#启动实例

[root@mysql 3307]# /application/mysql/bin/mysqld_safe --defaults-file=/data/3306/my.cnf &
[root@mysql 3307]# /application/mysql/bin/mysqld_safe --defaults-file=/data/3307/my.cnf &

[root@mysql 3307]# ps -ef | egrep "3306|3307"
root     39045  1323  0 08:44 pts/0    00:00:00 /bin/sh /application/mysql/bin/mysqld_safe --defaults-file=/data/3306/my.cnf
mysql    39358 39045  0 08:44 pts/0    00:00:00 /application/mysql-5.5.49/bin/mysqld --defaults-file=/data/3306/my.cnf --basedir=/application/mysql --datadir=/data/3306/data --plugin-dir=/application/mysql/lib/plugin --user=mysql --log-error=/data/3306/ilanni.err --pid-file=/data/3306/ilanni.pid --socket=/data/3306/mysql.sock --port=3306
root     39383  1323  0 08:46 pts/0    00:00:00 /bin/sh /application/mysql/bin/mysqld_safe --defaults-file=/data/3307/my.cnf
mysql    39694 39383  1 08:46 pts/0    00:00:00 /application/mysql-5.5.49/bin/mysqld --defaults-file=/data/3307/my.cnf --basedir=/application/mysql --datadir=/data/3307/data --plugin-dir=/application/mysql/lib/plugin --user=mysql --log-error=/data/3307/ilanni.err --pid-file=/data/3307/ilanni.pid --socket=/data/3307/mysql.sock --port=3307

#关闭实例

[root@mysql 3307]# mysqladmin -uroot -S /data/3306/mysql.sock   shutdown 
[root@mysql 3307]# mysqladmin -uroot -S /data/3307/mysql.sock   shutdown 

#配置MySQL多实例开机自动启动

[root@mysql 3306]# echo "#mysql multi instances" >> /etc/rc.local
[root@mysql 3306]# echo "/data/3306/mysql start" >> /etc/rc.local
[root@mysql 3306]# echo "/data/3307/mysql start" >> /etc/rc.local
[root@mysql 3306]# tail -3 /etc/rc.local 
#mysql multi instances
/data/3306/mysql start
/data/3307/mysql start

 #编写MySQL启动脚本      /data/${port}/mysql {start|stop|restart}

[root@mysql 3307]# pwd
/data/3307
[root@mysql 3307]# cat mysql
#!/bin/sh
#init
port=3307
mysql_user="root"
mysql_pwd="redhat"
CmdPath="/application/mysql/bin"
mysql_sock="/data/${port}/mysql.sock"
#startup function
function_start_mysql()
{
    if [ ! -e "$mysql_sock" ];then
      printf "Starting MySQL...
"
      /bin/sh ${CmdPath}/mysqld_safe --defaults-file=/data/${port}/my.cnf 2>&1 > /dev/null &
    else
      printf "MySQL is running...
"
      exit
    fi
}

#stop function
function_stop_mysql()
{
    if [ ! -e "$mysql_sock" ];then
       printf "MySQL is stopped...
"
       exit
    else
       printf "Stoping MySQL...
"
       ${CmdPath}/mysqladmin -u ${mysql_user} -p${mysql_pwd} -S /data/${port}/mysql.sock shutdown
   fi
}

#restart function
function_restart_mysql()
{
    printf "Restarting MySQL...
"
    function_stop_mysql
    sleep 2
    function_start_mysql
}

case $1 in
start)
    function_start_mysql
;;
stop)
    function_stop_mysql
;;
restart)
    function_restart_mysql
;;
*)
    printf "Usage: /data/${port}/mysql {start|stop|restart}
"
esac