参考 https://dba.stackexchange.com/questions/64581/mysql-bind-address-0-0-0-0-in-my-cnf-does-not-work
在my.cnf [mysqld]中
要在bind-address之前加入此关键词方能把mysqld起来
[mysqld]
user = mysql
port=3306
socket = /opt/lampp/var/mysql/mysql.sock
skip-external-locking
key_buffer = 16M
max_allowed_packet = 1M
table_open_cache = 64
sort_buffer_size = 512K
net_buffer_length = 8K
read_buffer_size = 256K
read_rnd_buffer_size = 512K
myisam_sort_buffer_size = 8M
plugin_dir = /opt/lampp/lib/mysql/plugin/
#skip-networking
bind-address=0.0.0.0
下面是优化的参数character_set_server=utf8
init_connect='SET NAMES utf8'
log-error=/usr/local/mysql/data/mysqld.err
slow_query_log = 1
slow_query_log_file =/usr/local/mysql/data/slow-query.log
long_query_time = 1
log-queries-not-using-indexes
max_connections = 1024
back_log = 128
wait_timeout = 100
interactive_timeout = 200
key_buffer_size=256M
query_cache_size = 256M
query_cache_type=1
query_cache_limit=50M
max_connect_errors=20
sort_buffer_size = 2M
max_allowed_packet=16M
join_buffer_size=2M
thread_cache_size=200
innodb_buffer_pool_size = 2048M
innodb_flush_log_at_trx_commit = 1
innodb_log_buffer_size=32M
innodb_log_file_size=128M
innodb_log_files_in_group=3
server_id=1
log-bin=mysql-bin
binlog_cache_size=2M
max_binlog_cache_size=8M
max_binlog_size=512M
expire_logs_days=7
read_buffer_size=1M
read_rnd_buffer_size=16M
bulk_insert_buffer_size=64M