mysql默认的my-default.cnf

# For advice on how to change settings please see

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

# *** DO NOT EDIT THIS FILE. It's a template which will be copied to the

# *** default location during install, and will be replaced if you

# *** upgrade to a newer version of MySQL.

[client]

port = 3306

socket = /usr/local/lnmp/mysql-5.7/mysql.sock

[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 = .....

basedir = /usr/local/lnmp/mysql-5.7

datadir = /usr/local/lnmp/mysql-5.7/data

port = 3306

server_id = 1

socket = /usr/local/lnmp/mysql-5.7/mysql.sock

log-bin = /usr/local/lnmp/mysql-5.7/mysql-bin

expire_logs_days = 10

max_binlog_size = 100M

#general_log = 1

#general_log_file = /usr/local/lnmp/mysql-5.7/query.log

slow_query_log = 1

slow_query_log_file = /usr/local/lnmp/mysql-5.7/slow-query.log

long-query_time = 2

log-error = /usr/local/lnmp/mysql-5.7/error.log

# 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 

#sql_mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES