MySQL基础优化配置



# For advice on how to change settings please see
# http://dev.mysql.com/doc/refman/5.7/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
#
# 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=/mysqldata
#socket=/var/lib/mysql/mysql.sock

# Disabling symbolic-links is recommended to prevent assorted security risks
symbolic-links=0

log-error=/var/log/mysqld.log
pid-file=/var/run/mysqld/mysqld.pid

datadir=/mysql/data
socket=/mysql/mysql.sock
character-set-server=utf8

gdb
innodb_buffer_pool_chunk_size=1G
innodb_buffer_pool_size=4G
innodb_buffer_pool_instances=4

server-id=98
log-bin=/mysql/mysql-binlog/mysql-binlog
binlog_format=row
slave-skip-errors=all
gtid_mode = on
enforce_gtid_consistency = 1

slave-parallel-type=LOGICAL_CLOCK
slave-parallel-workers=4

relay_log=/mysql/mysql-relaylog/mysql-relaylog
relay_log_info_repository = TABLE
master_info_repository    = TABLE
relay_log_recovery =1

expire_logs_days=7

[client]
default-character-set=utf8
socket=/mysql/mysql.sock

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转载自blog.csdn.net/finalkof1983/article/details/80266874