MySQL5.7 my.cnf 优化配置参数

[client]
port=3306
socket=/usr/local/web/mysql/mysql.sock
[mysqld]
character-set-server=utf8
collation-server=utf8_general_ci

skip-external-locking
skip-name-resolve

user=mysql
port=3306
basedir=/usr/local/web/mysql datadir=/home/mysql/data tmpdir=/home/mysql/temp # server_id = ..... socket=/usr/local/web/mysql/mysql.sock log-error=/home/mysql/data/mysql_error.log pid-file=/usr/local/web/mysql/mysql.pid open_files_limit=10240 back_log=600 max_connections=500 max_connect_errors=6000 wait_timeout=605800 #open_tables=600 #table_cache = 650 #opened_tables = 630 max_allowed_packet=32M sort_buffer_size=4M join_buffer_size=4M thread_cache_size=300 query_cache_type=1 query_cache_size=256M query_cache_limit=2M query_cache_min_res_unit=16k tmp_table_size=256M max_heap_table_size=256M key_buffer_size=256M read_buffer_size=1M read_rnd_buffer_size=16M bulk_insert_buffer_size=64M lower_case_table_names=1 default-storage-engine=INNODB innodb_buffer_pool_size=2G innodb_log_buffer_size=32M innodb_log_file_size=128M innodb_flush_method=O_DIRECT ##################### thread_concurrency=32 long_query_time=2 slow-query-log=on slow-query-log-file=/usr/local/web/mysql/logs/mysql-slow.log [mysqldump] quick max_allowed_packet=32M [mysqld_safe] log-error=/var/log/mysqld.log pid-file=/var/run/mysqld/mysqld.pid