1+ # For advice on how to change settings please see
2+ # http://dev.mysql.com/doc/refman/5.7/en/server-configuration-defaults.html
3+ # *** DO NOT EDIT THIS FILE. It's a template which will be copied to the
4+ # *** default location during install, and will be replaced if you
5+ # *** upgrade to a newer version of MySQL.
6+
7+ [client]
8+ port = 3306
9+
10+ [mysqld]
11+
12+ # Remove leading # and set to the amount of RAM for the most important data
13+ # cache in MySQL. Start at 70% of total RAM for dedicated server, else 10%.
14+ # innodb_buffer_pool_size = 128M
15+
16+ # Remove leading # to turn on a very important data integrity option: logging
17+ # changes to the binary log between backups.
18+ # log_bin
19+
20+ # These are commonly set, remove the # and set as required.
21+
22+ user = mysql
23+ # basedir = /usr/local/mysql
24+ datadir = /var/lib/mysql
25+ port = 3306
26+ server-id = 1
27+ default-time-zone = +8:00
28+ log_timestamps = SYSTEM
29+
30+ character-set-server = utf8mb4
31+ collation-server = utf8mb4_unicode_ci
32+
33+ socket = /var/run/mysqld/mysqld.sock
34+ pid-file = /var/run/mysqld/mysqld.pid
35+
36+ log-error = /var/lib/mysql/error.log
37+ general_log = 1
38+ general_log_file = /var/lib/mysql/general.log
39+ slow_query_log = 1
40+ slow_query_log_file = /var/lib/mysql/slow.log
41+ long_query_time = 1
42+ log_slow_admin_statements = 1
43+ log_queries_not_using_indexes = 1
44+
45+
46+ skip-name-resolve
47+ # skip-networking
48+ back_log = 500
49+
50+ max_connections = 3000
51+ max_connect_errors = 6000
52+ open_files_limit = 65535
53+ table_open_cache = 128
54+ max_allowed_packet = 4M
55+ binlog_cache_size = 1M
56+ max_heap_table_size = 8M
57+ tmp_table_size = 16M
58+
59+ read_buffer_size = 2M
60+ read_rnd_buffer_size = 8M
61+ sort_buffer_size = 8M
62+ join_buffer_size = 28M
63+ key_buffer_size = 4M
64+
65+ thread_cache_size = 16
66+
67+ query_cache_type = 1
68+ query_cache_size = 8M
69+ query_cache_limit = 2M
70+
71+ ft_min_word_len = 4
72+
73+ log_bin = mysql-bin
74+ binlog_format = mixed
75+ expire_logs_days = 30
76+
77+
78+ performance_schema = 0
79+ explicit_defaults_for_timestamp
80+
81+ # lower_case_table_names = 1
82+
83+ myisam_sort_buffer_size = 8M
84+ myisam_repair_threads = 1
85+
86+ interactive_timeout = 28800
87+ wait_timeout = 28800
88+
89+
90+ # Remove leading # to set options mainly useful for reporting servers.
91+ # The server defaults are faster for transactions and fast SELECTs.
92+ # Adjust sizes as needed, experiment to find the optimal values.
93+ # join_buffer_size = 128M
94+ # sort_buffer_size = 2M
95+ # read_rnd_buffer_size = 2M
96+
97+ # Disabling symbolic-links is recommended to prevent assorted security risks
98+ symbolic-links = 0
99+
100+ # Recommended in standard MySQL setup
101+ sql_mode = NO_ENGINE_SUBSTITUTION,NO_AUTO_CREATE_USER,STRICT_TRANS_TABLES
102+
103+ [mysqldump]
104+ quick
105+ max_allowed_packet = 16M
106+
107+ [myisamchk]
108+ key_buffer_size = 8M
109+ sort_buffer_size = 8M
110+ read_buffer = 4M
111+ write_buffer = 4M
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