# All files in this package is subject to the GPL v2 license # More information is in the COPYING file in the top directory of this package. # Copyright (C) 2011 severalnines.com [MYSQLD] user=mysql basedir=/usr/ datadir=/var/lib/mysql socket=/var/lib/mysql/mysql.sock pid_file=mysqld.pid port=3306 log_error=error.log # log_output = FILE # relay_log = relay-bin ### INNODB OPTIONS innodb_buffer_pool_size=2577M innodb_additional_mem_pool_size=20M innodb_flush_log_at_trx_commit=2 innodb_file_per_table=1 innodb_data_file_path = ibdata1:100M:autoextend ## You may want to tune the below depending on number of cores and disk sub innodb_read_io_threads=4 innodb_write_io_threads=4 innodb_doublewrite=1 innodb_log_file_size=512M innodb_log_buffer_size=64M innodb_buffer_pool_instances=4 innodb_log_files_in_group=2 innodb_thread_concurrency=64 # innodb_file_format = barracuda innodb_flush_method = O_DIRECT innodb_locks_unsafe_for_binlog=1 innodb_autoinc_lock_mode=2 ## avoid statistics update when doing e.g show tables innodb_stats_on_metadata=0 engine_condition_pushdown=1 default_storage_engine=innodb # CHARACTER SET collation_server = utf8_unicode_ci init_connect='SET NAMES utf8' character_set_server = utf8 # REPLICATION SPECIFIC #server_id must be unique across all mysql servers participating in replication. # server_id = SERVERID # auto_increment_increment = 2 # auto_increment_offset = SERVERID binlog_format=ROW # log_bin = binlog # log_slave_updates = 1 # relay_log = relay-bin # expire_logs_days = 7 # OTHER THINGS, BUFFERS ETC key_buffer_size = 24M tmp_table_size = 64M max_heap_table_size = 64M max_allowed_packet = 512M # sort_buffer_size = 256K # read_buffer_size = 256K # read_rnd_buffer_size = 512K # myisam_sort_buffer_size = 8M memlock=0 sysdate_is_now=1 max_connections=2000 max_connect_errors=1000 max_user_connections=2000 thread_cache_size=512 query_cache_type = 0 query_cache_size = 0 table_open_cache=1024 lower_case_table_names=1 performance_schema=1 performance-schema-max-mutex-classes=0 performance-schema-max-mutex-instances=0 ## ## WSREP options ## # Full path to wsrep provider library or 'none' wsrep_provider=/usr/lib64/galera/libgalera_smm.so wsrep_node_address=10.21.3.43 # Provider specific configuration options wsrep_provider_options="gcache.size=4096M" # Logical cluster name. Should be the same for all nodes. wsrep_cluster_name="my_wsrep_cluster" # Group communication system handle wsrep_cluster_address=gcomm://10.21.3.43,10.21.3.44,10.21.3.45 #wsrep_cluster_address=gcomm://10.21.3.43 # Human-readable node name (non-unique). Hostname by default. wsrep_node_name=10.21.3.43 # Address for incoming client connections. Autodetect by default. #wsrep_node_incoming_address= # How many threads will process writesets from other nodes wsrep_slave_threads=8 # DBUG options for wsrep provider #wsrep_dbug_option # Generate fake primary keys for non-PK tables (required for multi-master # and parallel applying operation) wsrep_certify_nonPK=1 # Location of the directory with data files. Needed for non-mysqldump # state snapshot transfers. Defaults to mysql_real_data_home. #wsrep_data_home_dir= # Maximum number of rows in write set wsrep_max_ws_rows=131072 # Maximum size of write set wsrep_max_ws_size=1073741824 # to enable debug level logging, set this to 1 wsrep_debug=0 # convert locking sessions into transactions wsrep_convert_LOCK_to_trx=0 # how many times to retry deadlocked autocommits wsrep_retry_autocommit=1 # change auto_increment_increment and auto_increment_offset automatically wsrep_auto_increment_control=1 # replicate myisam wsrep_replicate_myisam=1 # retry autoinc insert, which failed for duplicate key error wsrep_drupal_282555_workaround=0 # enable "strictly synchronous" semantics for read operations wsrep_causal_reads=0 # Command to call when node status or cluster membership changes. # Will be passed all or some of the following options: # --status - new status of this node # --uuid - UUID of the cluster # --primary - whether the component is primary or not ("yes"/"no") # --members - comma-separated list of members # --index - index of this node in the list #wsrep_notify_cmd= ## ## WSREP State Transfer options ## # State Snapshot Transfer method # ClusterControl currently DOES NOT support wsrep_sst_method=mysqldump wsrep_sst_method=xtrabackup # Address on THIS node to receive SST at. DON'T SET IT TO DONOR ADDRESS!!! # (SST method dependent. Defaults to the first IP of the first interface) #wsrep_sst_receive_address= # SST authentication string. This will be used to send SST to joining nodes. # Depends on SST method. For mysqldump method it is root: wsrep_sst_auth=root:d4ngki3mmysql123 # Desired SST donor name. #wsrep_sst_donor= # Protocol version to use # wsrep_protocol_version= [MYSQL] socket=/var/lib/mysql/mysql.sock default_character_set=utf8 #innodb_lock_wait_timeout=100 [client] socket=/var/lib/mysql/mysql.sock default_character_set=utf8 [mysqldump] max_allowed_packet = 512M default_character_set=utf8 [MYSQLD_SAFE] pid_file=mysqld.pid log_error=error.log basedir=/usr/ datadir=/var/lib/mysql