存储引擎

InnoDB

Supports transactions, row-level locking, and foreign keys

[ 变量 | 缓冲池 | InnoDB 状态 ]

InnoDB 是该 MySQL 服务器的默认存储引擎。

	innodb_adaptive_flushing	ON
	innodb_adaptive_flushing_lwm	10
	innodb_adaptive_hash_index	ON
	innodb_adaptive_hash_index_parts	8
	innodb_adaptive_max_sleep_delay	150000
	innodb_api_bk_commit_interval	5
	innodb_api_disable_rowlock	OFF
	innodb_api_enable_binlog	OFF
	innodb_api_enable_mdl	OFF
	innodb_api_trx_level	0
数据表空间不足时自动增加的大小。	自动增加	64
	innodb_autoinc_lock_mode	2
	innodb_buffer_pool_chunk_size	134217728
	innodb_buffer_pool_dump_at_shutdown	ON
	innodb_buffer_pool_dump_now	OFF
	innodb_buffer_pool_dump_pct	25
	innodb_buffer_pool_filename	ib_buffer_pool
	innodb_buffer_pool_in_core_file	ON
	innodb_buffer_pool_instances	1
	innodb_buffer_pool_load_abort	OFF
	innodb_buffer_pool_load_at_startup	ON
	innodb_buffer_pool_load_now	OFF
InnoDB 用于缓存数据和索引要使用的内存缓冲大小。	缓冲池大小	131 k KB
	innodb_change_buffer_max_size	25
	innodb_change_buffering	all
	innodb_checksum_algorithm	crc32
	innodb_cmp_per_index_enabled	OFF
	innodb_commit_concurrency	0
	innodb_compression_failure_threshold_pct	5
	innodb_compression_level	6
	innodb_compression_pad_pct_max	50
	innodb_concurrency_tickets	5 k
	数据文件	ibdata1:12M:autoextend
所有 InnoDB 数据文件的公共路径.	数据主文件夹
	innodb_deadlock_detect	ON
	innodb_dedicated_server	OFF
	innodb_default_row_format	dynamic
	innodb_directories
	innodb_disable_sort_file_cache	OFF
	innodb_doublewrite	ON
	innodb_fast_shutdown	1
	innodb_file_per_table	ON
	innodb_fill_factor	100
	innodb_flush_log_at_timeout	1
	innodb_flush_log_at_trx_commit	1
	innodb_flush_method	fsync
	innodb_flush_neighbors	0
	innodb_flush_sync	ON
	innodb_flushing_avg_loops	30
	innodb_force_load_corrupted	OFF
	innodb_force_recovery	0
	innodb_fsync_threshold	0
	innodb_ft_aux_table
	innodb_ft_cache_size	8000000
	innodb_ft_enable_diag_print	OFF
	innodb_ft_enable_stopword	ON
	innodb_ft_max_token_size	84
	innodb_ft_min_token_size	3
	innodb_ft_num_word_optimize	2000
	innodb_ft_result_cache_limit	2000000000
	innodb_ft_server_stopword_table
	innodb_ft_sort_pll_degree	2
	innodb_ft_total_cache_size	640000000
	innodb_ft_user_stopword_table
	innodb_idle_flush_pct	100
	innodb_io_capacity	200
	innodb_io_capacity_max	2000
	innodb_lock_wait_timeout	50
	innodb_log_buffer_size	16,384 KB
	innodb_log_checksums	ON
	innodb_log_compressed_pages	ON
	innodb_log_file_size	49,152 KB
	innodb_log_files_in_group	2
	innodb_log_group_home_dir	./
	innodb_log_spin_cpu_abs_lwm	80
	innodb_log_spin_cpu_pct_hwm	50
	innodb_log_wait_for_flush_spin_hwm	400
	innodb_log_write_ahead_size	8192
	innodb_lru_scan_depth	1024
	innodb_max_dirty_pages_pct	90
	innodb_max_dirty_pages_pct_lwm	10.000000
	innodb_max_purge_lag	0
	innodb_max_purge_lag_delay	0
	innodb_max_undo_log_size	1073741824
	innodb_monitor_disable
	innodb_monitor_enable
	innodb_monitor_reset
	innodb_monitor_reset_all
	innodb_numa_interleave	OFF
	innodb_old_blocks_pct	37
	innodb_old_blocks_time	1000
	innodb_online_alter_log_max_size	134217728
	innodb_open_files	4 k
	innodb_optimize_fulltext_only	OFF
	innodb_page_cleaners	1
	innodb_page_size	16384
	innodb_parallel_read_threads	4
	innodb_print_all_deadlocks	OFF
	innodb_print_ddl_logs	OFF
	innodb_purge_batch_size	300
	innodb_purge_rseg_truncate_frequency	128
	innodb_purge_threads	4
	innodb_random_read_ahead	OFF
	innodb_read_ahead_threshold	56
	innodb_read_io_threads	4
	innodb_read_only	OFF
	innodb_redo_log_archive_dirs
	innodb_redo_log_encrypt	OFF
	innodb_replication_delay	0
	innodb_rollback_on_timeout	OFF
	innodb_rollback_segments	128
	innodb_sort_buffer_size	1048576
	innodb_spin_wait_delay	6
	innodb_spin_wait_pause_multiplier	50
	innodb_stats_auto_recalc	ON
	innodb_stats_include_delete_marked	OFF
	innodb_stats_method	nulls_equal
	innodb_stats_on_metadata	OFF
	innodb_stats_persistent	ON
	innodb_stats_persistent_sample_pages	20
	innodb_stats_transient_sample_pages	8
	innodb_status_output	OFF
	innodb_status_output_locks	OFF
	innodb_strict_mode	ON
	innodb_sync_array_size	1
	innodb_sync_spin_loops	30
	innodb_table_locks	ON
	innodb_temp_data_file_path	ibtmp1:12M:autoextend
	innodb_temp_tablespaces_dir	./#innodb_temp/
	innodb_thread_concurrency	0
	innodb_thread_sleep_delay	10 k
	innodb_tmpdir
	innodb_undo_directory	./
	innodb_undo_log_encrypt	OFF
	innodb_undo_log_truncate	ON
	innodb_undo_tablespaces	2
	innodb_use_native_aio	ON
	innodb_version	8.0.18
	innodb_write_io_threads	4