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Storage engines
InnoDB
Percona-XtraDB, Supports transactions, row-level locking, foreign keys and encryption for tables
[ Variables | Buffer Pool | InnoDB Status ]
InnoDB is the default storage engine on this MySQL server.
| innodb_adaptive_flushing | ON | |
|---|---|---|
| innodb_adaptive_flushing_lwm | 10.000000 | |
| innodb_adaptive_hash_index | ON | |
| innodb_adaptive_hash_index_partitions | 1 | |
| innodb_adaptive_max_sleep_delay | 150000 | |
| innodb_additional_mem_pool_size | 2,048 KiB | |
| 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 | |
|
The increment size for extending the size of an autoextending tablespace when it becomes full.
|
Autoextend increment | 64 |
| innodb_autoinc_lock_mode | 1 | |
| innodb_background_scrub_data_check_interval | 3600 | |
| innodb_background_scrub_data_compressed | OFF | |
| innodb_background_scrub_data_interval | 604800 | |
| innodb_background_scrub_data_uncompressed | OFF | |
| innodb_buf_dump_status_frequency | 0 | |
| innodb_buffer_pool_dump_at_shutdown | OFF | |
| innodb_buffer_pool_dump_now | OFF | |
| innodb_buffer_pool_dump_pct | 100 | |
| innodb_buffer_pool_filename | ib_buffer_pool | |
| innodb_buffer_pool_instances | 8 | |
| innodb_buffer_pool_load_abort | OFF | |
| innodb_buffer_pool_load_at_startup | OFF | |
| innodb_buffer_pool_load_now | OFF | |
| innodb_buffer_pool_populate | OFF | |
|
The size of the memory buffer InnoDB uses to cache data and indexes of its tables.
|
Buffer pool size | 16,384 KiB |
| innodb_change_buffer_max_size | 25 | |
| innodb_change_buffering | all | |
| innodb_checksum_algorithm | INNODB | |
| innodb_checksums | ON | |
| innodb_cleaner_lsn_age_factor | HIGH_CHECKPOINT | |
| innodb_cmp_per_index_enabled | OFF | |
| innodb_commit_concurrency | 0 | |
| innodb_compression_algorithm | zlib | |
| innodb_compression_failure_threshold_pct | 5 | |
| innodb_compression_level | 6 | |
| innodb_compression_pad_pct_max | 50 | |
| innodb_concurrency_tickets | 5 k | |
| innodb_corrupt_table_action | assert | |
| Data files | ibdata1:10M:autoextend | |
|
The common part of the directory path for all InnoDB data files.
|
Data home directory | C:\xampp\mysql\data |
| innodb_default_encryption_key_id | 1 | |
| innodb_default_row_format | compact | |
| innodb_defragment | OFF | |
| innodb_defragment_fill_factor | 0.900000 | |
| innodb_defragment_fill_factor_n_recs | 20 | |
| innodb_defragment_frequency | 40 | |
| innodb_defragment_n_pages | 7 | |
| innodb_defragment_stats_accuracy | 0 | |
| innodb_disable_sort_file_cache | OFF | |
| innodb_doublewrite | ON | |
| innodb_empty_free_list_algorithm | LEGACY | |
| innodb_encrypt_log | OFF | |
| innodb_encrypt_tables | OFF | |
| innodb_encryption_rotate_key_age | 1 | |
| innodb_encryption_rotation_iops | 100 | |
| innodb_encryption_threads | 0 | |
| innodb_fake_changes | OFF | |
| innodb_fast_shutdown | 1 | |
| innodb_fatal_semaphore_wait_threshold | 600 | |
| innodb_file_format | Antelope | |
| innodb_file_format_check | ON | |
| innodb_file_format_max | Antelope | |
| innodb_file_per_table | ON | |
| innodb_flush_log_at_timeout | 1 | |
| innodb_flush_log_at_trx_commit | 1 | |
| innodb_flush_method | ||
| innodb_flush_neighbors | 1 | |
| innodb_flushing_avg_loops | 30 | |
| innodb_force_load_corrupted | OFF | |
| innodb_force_primary_key | OFF | |
| innodb_force_recovery | 0 | |
| innodb_foreground_preflush | EXPONENTIAL_BACKOFF | |
| 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_immediate_scrub_data_uncompressed | OFF | |
| innodb_instrument_semaphores | OFF | |
| innodb_io_capacity | 200 | |
| innodb_io_capacity_max | 2000 | |
| innodb_kill_idle_transaction | 0 | |
| innodb_large_prefix | OFF | |
| innodb_lock_schedule_algorithm | fcfs | |
| innodb_lock_wait_timeout | 50 | |
| innodb_locking_fake_changes | ON | |
| innodb_locks_unsafe_for_binlog | OFF | |
| innodb_log_arch_dir | C:\xampp\mysql\data | |
| innodb_log_arch_expire_sec | 0 | |
| innodb_log_archive | OFF | |
| innodb_log_block_size | 512 | |
| innodb_log_buffer_size | 8,192 KiB | |
| innodb_log_checksum_algorithm | INNODB | |
| innodb_log_compressed_pages | ON | |
| innodb_log_file_size | 5,120 KiB | |
| innodb_log_files_in_group | 2 | |
| innodb_log_group_home_dir | C:\xampp\mysql\data | |
| innodb_lru_scan_depth | 1024 | |
| innodb_max_bitmap_file_size | 104857600 | |
| innodb_max_changed_pages | 1000000 | |
| innodb_max_dirty_pages_pct | 75 | |
| innodb_max_dirty_pages_pct_lwm | 0.001000 | |
| innodb_max_purge_lag | 0 | |
| innodb_max_purge_lag_delay | 0 | |
| innodb_mirrored_log_groups | 1 | |
| innodb_monitor_disable | ||
| innodb_monitor_enable | ||
| innodb_monitor_reset | ||
| innodb_monitor_reset_all | ||
| innodb_mtflush_threads | 8 | |
| innodb_old_blocks_pct | 37 | |
| innodb_old_blocks_time | 1000 | |
| innodb_online_alter_log_max_size | 134217728 | |
| innodb_open_files | 2 k | |
| innodb_optimize_fulltext_only | OFF | |
| innodb_page_size | 16384 | |
| innodb_prefix_index_cluster_optimization | OFF | |
| innodb_print_all_deadlocks | OFF | |
| innodb_print_lock_wait_timeout_info | OFF | |
| innodb_purge_batch_size | 300 | |
| innodb_purge_threads | 1 | |
| innodb_random_read_ahead | OFF | |
| innodb_read_ahead_threshold | 56 | |
| innodb_read_io_threads | 4 | |
| innodb_read_only | OFF | |
| innodb_replication_delay | 0 | |
| innodb_rollback_on_timeout | OFF | |
| innodb_rollback_segments | 128 | |
| innodb_scrub_log | OFF | |
| innodb_scrub_log_speed | 256 | |
| innodb_show_locks_held | 10 | |
| innodb_show_verbose_locks | 0 | |
| innodb_simulate_comp_failures | 0 | |
| innodb_sort_buffer_size | 1048576 | |
| innodb_spin_wait_delay | 6 | |
| innodb_stats_auto_recalc | ON | |
| innodb_stats_include_delete_marked | OFF | |
| innodb_stats_method | nulls_equal | |
| innodb_stats_modified_counter | 0 | |
| innodb_stats_on_metadata | OFF | |
| innodb_stats_persistent | ON | |
| innodb_stats_persistent_sample_pages | 20 | |
| innodb_stats_sample_pages | 8 | |
| innodb_stats_traditional | ON | |
| innodb_stats_transient_sample_pages | 8 | |
| innodb_status_output | OFF | |
| innodb_status_output_locks | OFF | |
| innodb_strict_mode | OFF | |
| innodb_support_xa | ON | |
| innodb_sync_array_size | 1 | |
| innodb_sync_spin_loops | 30 | |
| innodb_table_locks | ON | |
| innodb_thread_concurrency | 0 | |
| innodb_thread_sleep_delay | 10 k | |
| innodb_tmpdir | ||
| innodb_track_changed_pages | OFF | |
| innodb_undo_directory | . | |
| innodb_undo_logs | 128 | |
| innodb_undo_tablespaces | 0 | |
| innodb_use_atomic_writes | OFF | |
| innodb_use_fallocate | OFF | |
| innodb_use_global_flush_log_at_trx_commit | ON | |
| innodb_use_mtflush | OFF | |
| innodb_use_native_aio | ON | |
| innodb_use_stacktrace | OFF | |
| innodb_use_sys_malloc | ON | |
| innodb_use_trim | OFF | |
| innodb_version | 5.6.41-84.1 | |
| innodb_write_io_threads | 4 |
mysqli_real_connect(): (HY000/1045): Access denied for user 'pma'@'localhost' (using password: NO) Connection for controluser as defined in your configuration failed.