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마리아DB셋팅방법
리눅스 설치 후 버전이 계속 달라지면서 기본세팅값이 바뀐다.
아래 내용중에 필요한것만 찾아서 바꿔주면된다.
보통 검은색으로 BOLD처리한 내용위주로 바꿔주면된다.
최신내용의 conf에 없는 설정은 굳이 찾아서 넣어주지 않아도 잘 작동한다.
설정파일 위치: etc/mysql/mariadb.conf.d/50-server.cnf # MariaDB database server configuration file. # # You can copy this file to one of: # - "/etc/mysql/my.cnf" to set global options, # - "~/.my.cnf" to set user-specific options. # # One can use all long options that the program supports. # Run program with --help to get a list of available options and with # --print-defaults to see which it would actually understand and use. # # For explanations see # http://dev.mysql.com/doc/mysql/en/server-system-variables.html # This will be passed to all mysql clients # It has been reported that passwords should be enclosed with ticks/quotes # escpecially if they contain "#" chars... # Remember to edit /etc/mysql/debian.cnf when changing the socket location. [client] port = 3306 socket = /var/run/mysqld/mysqld.sock # Here is entries for some specific programs # The following values assume you have at least 32M ram # This was formally known as [safe_mysqld]. Both versions are currently parsed. [mysqld_safe] socket = /var/run/mysqld/mysqld.sock nice = 0 [mysqld] # # * Basic Settings # user = mysql pid-file = /var/run/mysqld/mysqld.pid socket = /var/run/mysqld/mysqld.sock port = 3306 basedir = /usr datadir = /var/lib/mysql tmpdir = /tmp lc_messages_dir = /usr/share/mysql lc_messages = en_US skip-external-locking # # Instead of skip-networking the default is now to listen only on # localhost which is more compatible and is not less secure. bind-address = 127.0.0.1 # # * Fine Tuning # Connection Config key_buffer = 128M max_allowed_packet = 16M table_open_cache = 1024 max_connections = 2048 max_connect_errors = 20000 sort_buffer_size = 2M read_buffer_size = 2M myisam_sort_buffer_size = 2M thread_cache = 512 query_cache_size = 512M query_cache_type = 1 thread_concurrency = 16 tmp_table_size = 128M max_heap_table_size = 128M skip-name-resolve character-set-server=utf8 default-storage-engine=InnoDB log_warnings = 2 # # Enable the slow query log to see queries with especially long duration slow_query_log = 1 slow_query_log_file = /var/log/mysql/mariadb-slow.log long_query_time = 5 #log_slow_rate_limit = 1000 log_slow_verbosity = query_plan #log-queries-not-using-indexes #log_slow_admin_statements # # The following can be used as easy to replay backup logs or for replication. # note: if you are setting up a replication slave, see README.Debian about # other settings you may need to change. #server-id = 1 #report_host = master1 #auto_increment_increment = 2 #auto_increment_offset = 1 log_bin = /var/log/mysql/mariadb-bin log_bin_index = /var/log/mysql/mariadb-bin.index # not fab for performance, but safer #sync_binlog = 1 expire_logs_days = 1 max_binlog_size = 100M # slaves #relay_log = /var/log/mysql/relay-bin #relay_log_index = /var/log/mysql/relay-bin.index #relay_log_info_file = /var/log/mysql/relay-bin.info #log_slave_updates #read_only # # If applications support it, this stricter sql_mode prevents some # mistakes like inserting invalid dates etc. #sql_mode = NO_ENGINE_SUBSTITUTION,TRADITIONAL # # * InnoDB # # InnoDB is enabled by default with a 10MB datafile in /var/lib/mysql/. # Read the manual for more InnoDB related options. There are many! # you can't just change log file size, requires special procedure #innodb_log_file_size = 50M innodb_buffer_pool_size= 32G (메모리 총 용량의 70~80%를 넣는다. 이게 가장중요하다..) innodb_additional_mem_pool_size=40M innodb_write_io_threads = 16 (CPU코어 갯수) innodb_read_io_threads = 16 (CPU코어 갯수) innodb_thread_concurrency = 32 innodb_flush_log_at_trx_commit = 1 innodb_log_file_size = 256M innodb_log_buffer_size = 32M innodb_log_files_in_group = 2 innodb_flush_method=O_DIRECT (새로고침) innodb_lock_wait_timeout = 120 (짧게 줄이면 좋을것같다..이노디비의 특성상) innodb_io_capacity = 3000 (SSD는 10000~20000정도가 적당할것 같다. HDD는 1000~5000) # # * Security Features # # Read the manual, too, if you want chroot! # chroot = /var/lib/mysql/ # # For generating SSL certificates I recommend the OpenSSL GUI "tinyca". # # ssl-ca=/etc/mysql/cacert.pem # ssl-cert=/etc/mysql/server-cert.pem # ssl-key=/etc/mysql/server-key.pem # # * Galera-related settings # [galera] # Mandatory settings #wsrep_on=ON #wsrep_provider= #wsrep_cluster_address= #binlog_format=row #default_storage_engine=InnoDB #innodb_autoinc_lock_mode=2 # # Allow server to accept connections on all interfaces. # #bind-address=0.0.0.0 # # Optional setting #wsrep_slave_threads=1 #innodb_flush_log_at_trx_commit=0 [mysqldump] quick quote-names max_allowed_packet = 128M [mysql] #no-auto-rehash # faster start of mysql but no tab completion [isamchk] key_buffer = 16M # # * IMPORTANT: Additional settings that can override those from this file! # The files must end with '.cnf', otherwise they'll be ignored. # !includedir /etc/mysql/conf.d/