MySQL主从复制配置文件实例

2021-09-12 07:31:22

1、主服务器配置文件

# For advice on how to change settings please see

# http://dev.mysql.com/doc/refman/5.6/en/server-configuration-defaults.html

[mysqld]

# Remove leading # and set to the amount of RAM for the most important data

# cache in MySQL. Start at 70% of total RAM for dedicated server, else 10%.

# innodb_buffer_pool_size = 128M

# Remove leading # to turn on a very important data integrity option: logging

# changes to the binary log between backups.

# log_bin

# These are commonly set, remove the # and set as required.

# basedir = .....

# datadir = .....

# port = .....

# server_id = .....

# socket = .....

# Remove leading # to set options mainly useful for reporting servers.

# The server defaults are faster for transactions and fast SELECTs.

# Adjust sizes as needed, experiment to find the optimal values.

# join_buffer_size = 128M

# sort_buffer_size = 2M

# read_rnd_buffer_size = 2M

# datadir = /usr/local/mysql/data

# Server

port=3306

socket=/tmp/mysql.sock

basedir=/usr/local/mysql

datadir = /var/lib/mysql

open_files_limit=10240

explicit_defaults_for_timestamp

sql_mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES

federated

server_id=1

max_connections=1000

max_connect_errors=100000

interactive_timeout=86400

wait_timeout=86400

skip-name-resolve

sync_binlog=0

# Master

log-slave-updates=true

gtid-mode=on

enforce-gtid-consistency=true

master-info-repository=TABLE

relay-log-info-repository=TABLE

sync-master-info=1

slave-parallel-workers=2

binlog-checksum=CRC32

master-verify-checksum=1

slave-sql-verify-checksum=1

binlog-rows-query-log_events=1

report-port=3306

# Buffer

sort_buffer_size=2m

read_buffer_size=2m

read_rnd_buffer_size=2m

join_buffer_size=2m

net_buffer_length=16k

max_allowed_packet=512m

bulk_insert_buffer_size=32m

max_heap_table_size=512m

tmp_table_size=512m

thread_cache_size=300

query_cache_size=128m

query_cache_limit=1m

query_cache_min_res_unit=4k

key_buffer_size=16m

myisam_sort_buffer_size=64m

myisam_max_sort_file_size=10g

myisam_repair_threads=1

# Log

log-bin=mysql-bin

binlog_cache_size=32m

max_binlog_cache_size=64m

binlog_stmt_cache_size=32m

table_open_cache=2048

max_binlog_size=512m

binlog_format=ROW

log_output=FILE

slow_query_log=1

slow_query_log_file=slow_query.log

general_log=0

general_log_file=general_query.log

expire-logs-days=2

relay-log=relay-bin

relay-log-index=relay-bin.index

# Innodb

innodb_data_file_path=ibdata1:2048M:autoextend

innodb_log_file_size=128m

innodb_log_files_in_group=3

innodb_buffer_pool_size=5g

innodb_buffer_pool_instances=-1

innodb_max_dirty_pages_pct=70

innodb_thread_concurrency=8

innodb_flush_method=O_DIRECT

innodb_log_buffer_size=16m

innodb_flush_log_at_trx_commit=2

2、从服务配置文件