Mysql配置文件参数设置

Posted 2021-01-31 那天很冷

mysql常用配置文件参数设置

[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=/var/lib/mysql
socket=/var/lib/mysql/mysql.sock

# Disabling symbolic-links is recommended to prevent assorted security risks
symbolic-links=0
slave_skip_errors=1396
log-error=/var/log/mysqld.log
pid-file=/var/run/mysqld/mysqld.pid

character-set-server=utf8
collation-server=utf8_general_ci

max_connections=2000
key_buffer_size=512M
innodb_buffer_pool_size=90G
innodb_log_buffer_size=32M
read_buffer_size=4M
sort_buffer_size=32M
read_rnd_buffer_size=64M
thread_cache_size=128
query_cache_type=1
query_cache_size=512M
query_cache_limit=10M
max_allowed_packet=256M

log-bin=mysql-bin
server-id=1

replicate-ignore-db=information_schema
replicate-ignore-db=mysql
replicate-ignore-db=performance_schema
replicate-ignore-db=sys

master-info-repository=table
relay-log-info-repository=table

sql_mode = STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION