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| 1 | +## custom configuration file based on https://github.com/just-containers/mariadb/blob/master/rootfs/etc/mysql/my.cnf |
| 2 | +## please be aware that changing options here may break things |
| 3 | +# |
| 4 | +# The MySQL database server configuration file. |
| 5 | +# |
| 6 | +# One can use all long options that the program supports. |
| 7 | +# Run program with --help to get a list of available options and with |
| 8 | +# --print-defaults to see which it would actually understand and use. |
| 9 | +# |
| 10 | +# For explanations see |
| 11 | +# http://dev.mysql.com/doc/mysql/en/server-system-variables.html |
| 12 | + |
| 13 | +# This will be passed to all mysql clients |
| 14 | +# It has been reported that passwords should be enclosed with ticks/quotes |
| 15 | +# especially if they contain "#" chars... |
| 16 | +[client] |
| 17 | +port = 3306 |
| 18 | +socket = /run/mysqld/mysqld.sock |
| 19 | + |
| 20 | +default-character-set = utf8mb4 |
| 21 | + |
| 22 | +# Here is entries for some specific programs |
| 23 | +# The following values assume you have at least 32M ram |
| 24 | + |
| 25 | +# This was formally known as [safe_mysqld]. Both versions are currently parsed. |
| 26 | +[mysqld_safe] |
| 27 | +socket = /run/mysqld/mysqld.sock |
| 28 | +nice = 0 |
| 29 | + |
| 30 | +[mysqld] |
| 31 | +# |
| 32 | +# * Basic Settings |
| 33 | +# |
| 34 | +user = apps |
| 35 | +pid-file = /run/mysqld/mysqld.pid |
| 36 | +socket = /run/mysqld/mysqld.sock |
| 37 | +port = 3306 |
| 38 | +basedir = /usr |
| 39 | +datadir = /var/lib/mysql |
| 40 | +tmpdir = /tmp |
| 41 | +lc_messages_dir = /usr/share/mariadb |
| 42 | +lc_messages = en_US |
| 43 | +skip-external-locking |
| 44 | +# |
| 45 | +# Instead of skip-networking the default is now to listen only on |
| 46 | +# localhost which is more compatible and is not less secure. |
| 47 | +#bind-address = 127.0.0.1 |
| 48 | +# |
| 49 | +# * Fine Tuning |
| 50 | +# |
| 51 | +key_buffer_size = 128M |
| 52 | +max_connections = 100 |
| 53 | +connect_timeout = 5 |
| 54 | +wait_timeout = 600 |
| 55 | +max_allowed_packet = 16M |
| 56 | +thread_cache_size = 128 |
| 57 | +thread_stack = 192K |
| 58 | +sort_buffer_size = 4M |
| 59 | +bulk_insert_buffer_size = 16M |
| 60 | +tmp_table_size = 32M |
| 61 | +max_heap_table_size = 32M |
| 62 | + |
| 63 | +#performance_schema = on |
| 64 | +character_set_server = utf8mb4 |
| 65 | +collation_server = utf8mb4_general_ci |
| 66 | +transaction_isolation = READ-COMMITTED |
| 67 | +binlog_format = MIXED |
| 68 | + |
| 69 | +# |
| 70 | +# * MyISAM |
| 71 | +# |
| 72 | +# This replaces the startup script and checks MyISAM tables if needed |
| 73 | +# the first time they are touched. On error, make copy and try a repair. |
| 74 | +myisam-recover-options = BACKUP |
| 75 | +#open-files-limit = 2000 |
| 76 | +table_open_cache = 400 |
| 77 | +#table_cache = 64 |
| 78 | +#thread_concurrency = 10 |
| 79 | +myisam_sort_buffer_size = 512M |
| 80 | +concurrent_insert = 2 |
| 81 | +read_buffer_size = 2M |
| 82 | +read_rnd_buffer_size = 1M |
| 83 | +# |
| 84 | +# * Query Cache Configuration |
| 85 | +# |
| 86 | +# Cache only tiny result sets, so we can fit more in the query cache. |
| 87 | +query_cache_limit = 128K |
| 88 | +query_cache_size = 64M |
| 89 | +# for more write intensive setups, set to DEMAND or OFF |
| 90 | +query_cache_type = DEMAND |
| 91 | +# |
| 92 | +# * Logging and Replication |
| 93 | +# |
| 94 | +console = 1 |
| 95 | +# Both location gets rotated by the cronjob. |
| 96 | +# Be aware that this log type is a performance killer. |
| 97 | +# As of 5.1 you can enable the log at runtime! |
| 98 | +#general_log = 1 |
| 99 | +#general_log_file = /config/log/mysql/mysql.log |
| 100 | +# |
| 101 | +# Error log - should be very few entries. |
| 102 | +# |
| 103 | +log_warnings = 2 |
| 104 | +# Error logging goes to syslog due to /etc/mysql/conf.d/mysqld_safe_syslog.cnf |
| 105 | +log_error = /config/log/mysql/mariadb-error.log |
| 106 | +# |
| 107 | +# Enable the slow query log to see queries with especially long duration |
| 108 | +slow_query_log = 1 |
| 109 | +slow_query_log_file = /config/log/mysql/mariadb-slow.log |
| 110 | +long_query_time = 5 |
| 111 | +#log_slow_rate_limit = 1000 |
| 112 | +#log-queries-not-using-indexes |
| 113 | +#log_slow_admin_statements |
| 114 | +# |
| 115 | +# The following can be used as easy to replay backup logs or for replication. |
| 116 | +# note: if you are setting up a replication slave, see |
| 117 | +# https://mariadb.com/kb/en/setting-up-replication/ |
| 118 | +# about other settings you may need to change. |
| 119 | +#server-id = 1 |
| 120 | +#report_host = master1 |
| 121 | +#auto_increment_increment = 2 |
| 122 | +#auto_increment_offset = 1 |
| 123 | +log_bin = /config/log/mysql/mariadb-bin |
| 124 | +log_bin_index = /config/log/mysql/mariadb-bin.index |
| 125 | +# not fab for performance, but safer |
| 126 | +#sync_binlog = 1 |
| 127 | +#binlog_do_db = include_database_name |
| 128 | +#binlog_ignore_db = include_database_name |
| 129 | +expire_logs_days = 10 |
| 130 | +max_binlog_size = 100M |
| 131 | +# slaves |
| 132 | +#relay_log = /config/log/mysql/relay-bin |
| 133 | +#relay_log_index = /config/log/mysql/relay-bin.index |
| 134 | +#relay_log_info_file = /config/log/mysql/relay-bin.info |
| 135 | +#log_slave_updates |
| 136 | +#read_only |
| 137 | +# |
| 138 | +# If applications support it, this stricter sql_mode prevents some |
| 139 | +# mistakes like inserting invalid dates etc. |
| 140 | +#sql_mode = NO_ENGINE_SUBSTITUTION,TRADITIONAL |
| 141 | +# |
| 142 | +# * InnoDB |
| 143 | +# |
| 144 | +# InnoDB is enabled by default with a 10MB datafile in /var/lib/mysql/. |
| 145 | +# Read the manual for more InnoDB related options. There are many! |
| 146 | +default_storage_engine = InnoDB |
| 147 | +# you can't just change log file size, requires special procedure |
| 148 | +#innodb_log_file_size = 50M |
| 149 | +innodb_buffer_pool_size = 256M |
| 150 | +innodb_log_buffer_size = 8M |
| 151 | +innodb_file_per_table = 1 |
| 152 | +innodb_open_files = 400 |
| 153 | +innodb_io_capacity = 400 |
| 154 | +innodb_flush_method = O_DIRECT |
| 155 | +# |
| 156 | +# * Security Features |
| 157 | +# |
| 158 | +# Read the manual, too, if you want chroot! |
| 159 | +# chroot = /var/lib/mysql/ |
| 160 | +# |
| 161 | +# For generating SSL certificates I recommend the OpenSSL GUI "tinyca". |
| 162 | +# |
| 163 | +# ssl-ca=/etc/mysql/cacert.pem |
| 164 | +# ssl-cert=/etc/mysql/server-cert.pem |
| 165 | +# ssl-key=/etc/mysql/server-key.pem |
| 166 | + |
| 167 | +[mysqldump] |
| 168 | +quick |
| 169 | +quote-names |
| 170 | +max_allowed_packet = 16M |
| 171 | + |
| 172 | +[mysql] |
| 173 | +#no-auto-rehash # faster start of mysql but no tab completion |
| 174 | + |
| 175 | +[isamchk] |
| 176 | +key_buffer = 16M |
| 177 | + |
| 178 | +# |
| 179 | +# * Galera-related settings |
| 180 | +# |
| 181 | +[galera] |
| 182 | +# Mandatory settings |
| 183 | +#wsrep_on=ON |
| 184 | +#wsrep_provider= |
| 185 | +#wsrep_cluster_address= |
| 186 | +#binlog_format=MIXED |
| 187 | +#default_storage_engine=InnoDB |
| 188 | +#innodb_autoinc_lock_mode=2 |
| 189 | +# |
| 190 | +# Allow server to accept connections on all interfaces. |
| 191 | +# |
| 192 | +#bind-address=0.0.0.0 |
| 193 | +# |
| 194 | +# Optional setting |
| 195 | +#wsrep_slave_threads=1 |
| 196 | +#innodb_flush_log_at_trx_commit=0 |
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