#my.cnf for greatsql 5.7.36
#my.cnf
[client]
socket = /data/GreatSQL/mysql.sock
[mysql]
prompt="[\\u@db160] [\\d]>"
[mysqld]
user    = mysql
port = 3306
server_id = 3306
basedir = /usr/local/GreatSQL-5.7.36-39-Linux-glibc2.28-x86_64
lower_case_table_names = 1
pid-file = mysql.pid
character-set-server = UTF8MB4
skip_name_resolve = 1
#若你的MySQL数据库主要运行在境外，请务必根据实际情况调整本参数
default_time_zone = "+8:00"

#performance setttings
lock_wait_timeout = 3600
open_files_limit    = 65535
back_log = 1024
max_connections = 512
max_connect_errors = 1000000
table_open_cache = 1024
table_definition_cache = 1024
thread_stack = 512K
sort_buffer_size = 4M
join_buffer_size = 4M
read_buffer_size = 8M
read_rnd_buffer_size = 4M
bulk_insert_buffer_size = 64M
thread_cache_size = 768
interactive_timeout = 600
wait_timeout = 600
tmp_table_size = 32M
max_heap_table_size = 32M

#log settings
log_timestamps = SYSTEM
log_error = /data/GreatSQL/error.log
log_error_verbosity = 3
slow_query_log = 1
slow_query_log_file = /data/GreatSQL/slow.log
long_query_time = 0.01
log_queries_not_using_indexes = 1
log_throttle_queries_not_using_indexes = 60
min_examined_row_limit = 100
log_slow_admin_statements = 1
log_slow_slave_statements = 1
log_slow_verbosity = FULL
log_bin
binlog_format = ROW
sync_binlog = 1
binlog_cache_size = 4M
max_binlog_cache_size = 2G
max_binlog_size = 1G
binlog_rows_query_log_events = 1
#MySQL 8.0.22前，想启用MGR的话，需要设置binlog_checksum=NONE才行
binlog_checksum = NONE
gtid_mode = ON
enforce_gtid_consistency = TRUE
log_slave_updates = 1
expire_logs_days = 1

#myisam settings
key_buffer_size = 32M
myisam_sort_buffer_size = 128M

#replication settings
master_info_repository = TABLE
relay_log_info_repository = TABLE
relay_log_recovery = 1
slave_parallel_type = LOGICAL_CLOCK
#可以设置为逻辑CPU数量的2倍
slave_parallel_workers = 4
binlog_transaction_dependency_tracking = WRITESET
transaction_write_set_extraction = XXHASH64
slave_preserve_commit_order = 1
slave_checkpoint_period = 2

#mgr settings
loose-plugin_load_add = 'group_replication.so'
loose-group_replication_group_name = "aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaa1"
#MGR本地节点IP:PORT，请自行替换
loose-group_replication_local_address = "172.16.16.10:33061"
#MGR集群所有节点IP:PORT，请自行替换
loose-group_replication_group_seeds = '172.16.16.10:33061,72.16.16.12:33061,72.16.16.12:33061'
loose-group_replication_start_on_boot = ON
loose-group_replication_bootstrap_group = OFF
loose-group_replication_exit_state_action = READ_ONLY
loose-group_replication_flow_control_mode = "DISABLED"
loose-group_replication_single_primary_mode = ON
loose-group_replication_request_time_threshold = 0 #当怀疑MGR成为性能瓶颈时再开启，例如设置为50000(50ms)
report-host = 172.16.16.10

#innodb settings
innodb_buffer_pool_size = 16G
innodb_buffer_pool_instances = 8
innodb_data_file_path = ibdata1:12M:autoextend
innodb_flush_log_at_trx_commit = 1
innodb_log_buffer_size = 32M
innodb_log_file_size = 2G
innodb_log_files_in_group = 3
innodb_io_capacity = 4000
innodb_io_capacity_max = 8000
innodb_open_files = 65534
innodb_flush_method = O_DIRECT
innodb_lru_scan_depth = 4000
innodb_lock_wait_timeout = 10
innodb_rollback_on_timeout = 1
innodb_print_all_deadlocks = 1
innodb_status_file = 1
innodb_adaptive_hash_index = 0
innodb_numa_interleave = ON