mysql5.5多实例_mysql5.5.32配置多实例

停止单实例进程

pkill mysqld

创建目录结构

[root&＃64;db01 ~]# tree /data/

/data/

├── 3306

│   ├── data

│   ├── my.cnf

│   └── mysql

└── 3307

├── data

├── my.cnf

└── mysql

my.cnf配置文件内容

[client]

port &＃61; 3306

socket &＃61; /data/3306/mysql.sock

[mysql]

no-auto-rehash

[mysqld]

user &＃61; mysql

port &＃61; 3306

socket &＃61; /data/3306/mysql.sock

basedir &＃61; /application/mysql

datadir &＃61; /data/3306/data

open_files_limit &＃61; 1024

back_log &＃61;600

max_connections &＃61; 800

max_connect_errors &＃61; 3000

table_cache &＃61; 614

external-locking &＃61; FALSE

max_allowed_packet &＃61; 8M

sort_buffer_size &＃61; 1M

join_buffer_size &＃61; 1M

thread_cache_size &＃61; 100

thread_concurrency &＃61; 2

query_cache_size &＃61; 2M

query_cache_limit &＃61; 1M

query_cache_min_res_unit &＃61; 2K

#default_table_type &＃61; InnoDB

thread_stack &＃61; 192K

#transaction_isolation &＃61; READ-COMMITTED

tmp_table_size &＃61; 2M

max_heap_table_size &＃61; 2M

long_query_time &＃61; 1

pid-file &＃61; /data/3306/mysql.pid

relay-log &＃61; /data/3306/relay-bin

relay-log-info-file &＃61; /data/3306/relay-log.info

binlog_cache_size &＃61; 1M

max_binlog_cache_size &＃61; 1M

max_binlog_size &＃61; 2M

key_buffer_size &＃61; 16M

read_buffer_size &＃61; 1M

read_rnd_buffer_size &＃61; 1M

bulk_insert_buffer_size &＃61; 1M

lower_case_table_names &＃61; 1

skip-name-resolve

slave-skip-errors &＃61; 1032,1062

replicate-ignore-db &＃61; mysql

server-id &＃61; 1

innodb_additional_mem_pool_size &＃61; 4M

innodb_buffer_pool_size &＃61; 32M

innodb_data_file_path &＃61; ibdata1:128M:autoextend

innodb_file_io_threads &＃61; 4

innodb_thread_concurrency &＃61; 8

innodb_flush_log_at_trx_commit &＃61; 2

innodb_log_buffer_size &＃61; 2M

innodb_log_file_size &＃61; 4M

innodb_log_files_in_group &＃61; 3

innodb_max_dirty_pages_pct &＃61; 90

innodb_lock_wait_timeout &＃61; 120

innodb_file_per_table &＃61; 0

[mysqldump]

quick

max_allowed_packet &＃61; 2M

[mysqld_safe]

log-error &＃61; /data/3306/mysql_3306.err

pid-file &＃61; /data/3306/mysqld.pid

mysql启动脚本

#!/bin/sh

#init

port&＃61;3306

mysql_user&＃61;"root"

mysql_pwd&＃61;"wenmeng"

CmdPath&＃61;"/application/mysql/bin"

mysql_sock&＃61;"/data/${port}/mysql.sock"

#startup function

function_start_mysql()

{

if [ ! -e "$mysql_sock" ];then

printf "Starting MySQL...\n"

/bin/sh ${CmdPath}/mysqld_safe --defaults-file&＃61;/data/${port}/my.cnf 2>&1 > /dev/null &

else

printf "MySQL is running...\n"

exit

fi

}

#stop function

function_stop_mysql()

{

if [ ! -e "$mysql_sock" ];then

printf "MySQL is stopped...\n"

exit

else

printf "Stoping MySQL...\n"

${CmdPath}/mysqladmin -u ${mysql_user} -p${mysql_pwd} -S /data/${port}/mysql.sock shutdown

fi

}

#restart function

function_restart_mysql()

{

printf "Restarting MySQL...\n"

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}\n"

esac

配置文件&＃xff1a;需要修改文件中的端口号和server-id

启动脚本&＃xff1a;需要修改文件中的端口号&＃xff0c;管理用户和密码

修改目录管理权限

chown -R mysql.mysql /data

添加启动脚本执行权限

find /data/ -type f -name mysql | xargs chmod &＃43;x

初始化数据库

/application/mysql/scripts/mysql_install_db --basedir&＃61;/application/mysql --datadir&＃61;/data/3306/data --user&＃61;mysql

/application/mysql/scripts/mysql_install_db --basedir&＃61;/application/mysql --datadir&＃61;/data/3307/data --user&＃61;mysql

启动数据库

/data/3306/mysql start

/data/3307/mysql start

最后更新于 2020-05-30 09:09:39 并被添加「mysql」标签&＃xff0c;已有 31 位童鞋阅读过。

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