1、准备数据存放的文件系统
新建一个逻辑卷,并将其挂载至特定目录即可。这里不再给出过程。
这里假设其逻辑卷的挂载目录为/data,而后需要创建/data/mysqldata目录做为mysql数据的存放目录。
[root@001 /]# mkdir -p /data/mysqldata
2、新建用户以安全方式运行进程:
[root@001 ~]# groupadd -r mysql
[root@001 ~]# useradd -g mysql -r -s /sbin/nologin -M -d /data/mysqldata mysql
[root@001 ~]# chown -R mysql:mysql /data/mysqldata
3、安装并初始化mysql-5.6.23
首先下载linux64位二进制版本的MySQL5.6至本地,mysql-advanced-5.6.23-linux-glibc2.5-x86_64.tar.gz
[root@001 ~]# tar zxf mysql-5.6.36-linux-glibc2.5-x86_64.tar.gz -C /usr/local/ #根据实际情况修改
[root@001 ~]# cd /usr/local/
[root@001 ~]# ln -sv mysql-5.6.36-linux-glibc2.5-x86_64/ mysql #根据实际情况修改
[root@001 ~]# cd mysql
[root@001 ~]# chown -R mysql:mysql .
4.为mysql提供主配置文件: #默认初始化后会在/etc下有my.cnf,如有内容删除覆盖即可
以下为配置文件:
[root@001 mysql]# vim /etc/my.cnf
-----------------------------------------------------------------------------------------------------------
[client]
#user=mysql #根据实际情况设置用户名
#password=123456
[mysqld]
########basic settings########
server-id = 11
port = 3306
user = mysql
#bind_address = 10.166.224.32 #根据实际情况修改
#autocommit = 0 #5.6.X安装时,需要注释掉,安装完成后再打开
character_set_server=utf8mb4
skip_name_resolve = 1
max_connections = 800
max_connect_errors = 1000
datadir = /data/mysqldata #根据实际情况修改,建议和程序分离存放
transaction_isolation = READ-COMMITTED
explicit_defaults_for_timestamp = 1
join_buffer_size = 134217728
tmp_table_size = 67108864
tmpdir = /tmp
max_allowed_packet = 16777216
sql_mode = "STRICT_TRANS_TABLES,NO_ENGINE_SUBSTITUTION,NO_ZERO_DATE,NO_ZERO_IN_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER"
interactive_timeout = 1800
wait_timeout = 1800
read_buffer_size = 16777216
read_rnd_buffer_size = 33554432
sort_buffer_size = 33554432
########log settings########
log_error = error.log
slow_query_log = 1
slow_query_log_file = slow.log
log_queries_not_using_indexes = 1
log_slow_admin_statements = 1
log_slow_slave_statements = 1
log_throttle_queries_not_using_indexes = 10
expire_logs_days = 90
long_query_time = 2
min_examined_row_limit = 100
########replication settings########
master_info_repository = TABLE
relay_log_info_repository = TABLE
log_bin = bin.log
sync_binlog = 1
gtid_mode = on
enforce_gtid_consistency = 1
log_slave_updates
binlog_format = row
relay_log = relay.log
relay_log_recovery = 1
binlog_gtid_simple_recovery = 1
slave_skip_errors = ddl_exist_errors
########innodb settings########
innodb_page_size = 8192
innodb_buffer_pool_size = 6G #根据实际情况修改,实验环境需改变大小否则会报错
innodb_buffer_pool_instances = 8
innodb_buffer_pool_load_at_startup = 1
innodb_buffer_pool_dump_at_shutdown = 1
innodb_lru_scan_depth = 2000
innodb_lock_wait_timeout = 5
innodb_io_capacity = 4000
innodb_io_capacity_max = 8000
innodb_flush_method = O_DIRECT
innodb_file_format = Barracuda
innodb_file_format_max = Barracuda
innodb_log_group_home_dir = /data/mysqldata #根据实际情况修改
innodb_undo_directory = /data/mysqldata #根据实际情况修改
innodb_undo_logs = 128
innodb_undo_tablespaces = 3
innodb_flush_neighbors = 1
innodb_log_file_size = 4G #根据实际情况修改,实验环境需改小
innodb_log_buffer_size = 16777216
innodb_purge_threads = 4
innodb_large_prefix = 1
innodb_thread_concurrency = 64
innodb_print_all_deadlocks = 1
innodb_strict_mode = 1
innodb_sort_buffer_size = 67108864
########semi sync replication settings########
plugin_dir=/usr/local/mysql/lib/plugin #根据实际情况修改
plugin_load = &quo