新装的GreatSQL仅启动，innodb_buffer_pool_size=1G，启动后内存使用了6.6G，请问6.6G内存都用到哪里了 配置：2C8G OS：Rocky Linux release 8.5 (Green Obsidian) my.cnf： [client] user = root socket = /data/GreatSQL/mysql.sock [mysqld] user = mysql port = 3306 #主从复制或MGR集群中，server_id记得要不同 #另外，实例启动时会生成 auto.cnf，里面的 server_uuid 值也要不同 #server_uuid的值还可以自己手动指定，只要符合uuid的格式标准就可以 server_id = 47 basedir = /usr/ datadir = /data/GreatSQL/ socket = mysql.sock 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 max_allowed_packet = 64M net_buffer_shrink_interval = 180 #GIPK loose-sql_generate_invisible_primary_key = ON #log settings log_timestamps = SYSTEM log_error = /data/GreatSQL/error.log log_error_verbosity = 3 slow_query_log = 1 log_slow_extra = 1 slow_query_log_file = slow.log #设置slow log文件大小1G及总文件数10 max_slowlog_size = 1073741824 max_slowlog_files = 10 long_query_time = 0.1 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_bin = binlog binlog_format = ROW sync_binlog = 1 binlog_cache_size = 4M max_binlog_cache_size = 2G max_binlog_size = 1G #控制binlog总大小，避免磁盘空间被撑爆 binlog_space_limit = 10G binlog_rows_query_log_events = 1 binlog_expire_logs_seconds = 604800 #MySQL 8.0.22前，想启用MGR的话，需要设置binlog_checksum=NONE才行 binlog_checksum = CRC32 gtid_mode = ON enforce_gtid_consistency = TRUE #myisam settings key_buffer_size = 32M myisam_sort_buffer_size = 128M #replication settings 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 slave_preserve_commit_order = 1 slave_checkpoint_period = 2 #mgr settings loose-plugin_load_add = 'mysql_clone.so' loose-plugin_load_add = 'group_replication.so' loose-group_replication_group_name = "aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaa1" #MGR本地节点IP  ORT，请自行替换loose-group_replication_local_address = "10.186.132.47:33061" #MGR集群所有节点IP ORT，请自行替换loose-group_replication_group_seeds = "10.186.132.44:33061,10.186.132.45:33061,10.186.132.47:33061" 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_majority_after_mode = ON loose-group_replication_communication_max_message_size = 10M loose-group_replication_arbitrator = 0 loose-group_replication_single_primary_fast_mode = 1 loose-group_replication_request_time_threshold = 100 loose-group_replication_primary_election_mode = GTID_FIRST loose-group_replication_unreachable_majority_timeout = 0 loose-group_replication_member_expel_timeout = 5 loose-group_replication_autorejoin_tries = 288 report_host = "10.186.132.47" #innodb settings innodb_buffer_pool_size = 1G innodb_buffer_pool_instances = 4 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_redo_log_capacity = 6G innodb_max_undo_log_size = 4G # 根据您的服务器IOPS能力适当调整 # 一般配普通SSD盘的话，可以调整到 10000 - 20000 # 配置高端PCIe SSD卡的话，则可以调整的更高，比如 50000 - 80000 innodb_io_capacity = 20000 innodb_io_capacity_max = 30000 innodb_open_files = 65535 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_online_alter_log_max_size = 4G innodb_print_ddl_logs = 0 innodb_status_file = 1 #注意: 开启 innodb_status_output & innodb_status_output_locks 后, 可能会导致log_error文件增长较快 innodb_status_output = 0 innodb_status_output_locks = 1 innodb_sort_buffer_size = 67108864 innodb_adaptive_hash_index = 0 #开启NUMA支持 innodb_numa_interleave = ON innodb_print_lock_wait_timeout_info = 1 #自动杀掉超过5分钟不活跃事务，避免行锁被长时间持有 kill_idle_transaction = 300 #innodb monitor settings #innodb_monitor_enable = "module_innodb,module_server,module_dml,module_ddl,module_trx,module_os,module_purge,module_log,module_lock,module_buffer,module_index,module_ibuf_system,module_buffer_page,module_adaptive_hash" #innodb parallel query loose-force_parallel_execute = OFF loose-parallel_default_dop = 8 loose-parallel_max_threads = 96 temptable_max_ram = 8G #pfs settings performance_schema = 1 #performance_schema_instrument = '%memory%=on' performance_schema_instrument = '%lock%=on' |
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