Mega Code Archive

 
Categories / MySQL / Command Mysql
 

Monitoring the MySQL Server

mysql> mysql> SHOW VARIABLES; +-----------------------------------------+----------------------------------------------------------------------------- --------------+ | Variable_name                           | Value               | +-----------------------------------------+----------------------------------------------------------------------------- --------------+ | auto_increment_increment                | 1               | | auto_increment_offset                   | 1               | | autocommit                              | OFF               | | automatic_sp_privileges                 | ON               | | back_log                                | 50               | | basedir                                 | c:\Java_Dev\WEB\release\rntsoftIDE\mysql\               | | big_tables                              | OFF               | | binlog_cache_size                       | 32768               | | binlog_format                           | STATEMENT               | | bulk_insert_buffer_size                 | 8388608               | | character_set_client                    | latin1               | | character_set_connection                | latin1               | | character_set_database                  | latin1               | | character_set_filesystem                | binary               | | character_set_results                   | latin1               | | character_set_server                    | latin1               | | character_set_system                    | utf8               | | character_sets_dir                      | c:\Java_Dev\WEB\release\rntsoftIDE\mysql\share\charsets\               | | collation_connection                    | latin1_swedish_ci               | | collation_database                      | latin1_swedish_ci               | | collation_server                        | latin1_swedish_ci               | | completion_type                         | 0               | | concurrent_insert                       | 1               | | connect_timeout                         | 10               | | datadir                                 | c:\Java_Dev\WEB\release\rntsoftIDE\mysql\data\               | | date_format                             | %Y-%m-%d               | | datetime_format                         | %Y-%m-%d %H:%i:%s               | | default_week_format                     | 0               | | delay_key_write                         | ON               | | delayed_insert_limit                    | 100               | | delayed_insert_timeout                  | 300               | | delayed_queue_size                      | 1000               | | div_precision_increment                 | 4               | | engine_condition_pushdown               | ON               | | error_count                             | 0               | | event_scheduler                         | OFF               | | expire_logs_days                        | 0               | | flush                                   | OFF               | | flush_time                              | 1800               | | foreign_key_checks                      | ON               | | ft_boolean_syntax                       | + -><()~*:""&|               | | ft_max_word_len                         | 84               | | ft_min_word_len                         | 4               | | ft_query_expansion_limit                | 20               | | ft_stopword_file                        | (built-in)               | | general_log                             | OFF               | | general_log_file                        | c:\Java_Dev\WEB\release\rntsoftIDE\mysql\data\bhh017.log               | | group_concat_max_len                    | 1024               | | have_community_features                 | YES               | | have_compress                           | YES               | | have_crypt                              | NO               | | have_csv                                | YES               | | have_dynamic_loading                    | YES               | | have_geometry                           | YES               | | have_innodb                             | YES               | | have_ndbcluster                         | NO               | | have_openssl                            | DISABLED               | | have_partitioning                       | YES               | | have_query_cache                        | YES               | | have_rtree_keys                         | YES               | | have_ssl                                | DISABLED               | | have_symlink                            | YES               | | hostname                                | bhh017               | | identity                                | 61               | | ignore_builtin_innodb                   | OFF               | | init_connect                            |               | | init_file                               |               | | init_slave                              |               | | innodb_adaptive_hash_index              | ON               | | innodb_additional_mem_pool_size         | 1048576               | | innodb_autoextend_increment             | 8               | | innodb_autoinc_lock_mode                | 1               | | innodb_buffer_pool_size                 | 8388608               | | innodb_checksums                        | ON               | | innodb_commit_concurrency               | 0               | | innodb_concurrency_tickets              | 500               | | innodb_data_file_path                   | ibdata1:10M:autoextend               | | innodb_data_home_dir                    |               | | innodb_doublewrite                      | ON               | | innodb_fast_shutdown                    | 1               | | innodb_file_io_threads                  | 4               | | innodb_file_per_table                   | OFF               | | innodb_flush_log_at_trx_commit          | 1               | | innodb_flush_method                     |               | | innodb_force_recovery                   | 0               | | innodb_lock_wait_timeout                | 50               | | innodb_locks_unsafe_for_binlog          | OFF               | | innodb_log_buffer_size                  | 1048576               | | innodb_log_file_size                    | 5242880               | | innodb_log_files_in_group               | 2               | | innodb_log_group_home_dir               | .\               | | innodb_max_dirty_pages_pct              | 90               | | innodb_max_purge_lag                    | 0               | | innodb_mirrored_log_groups              | 1               | | innodb_open_files                       | 300               | | innodb_rollback_on_timeout              | OFF               | | innodb_stats_on_metadata                | ON               | | innodb_support_xa                       | ON               | | innodb_sync_spin_loops                  | 20               | | innodb_table_locks                      | ON               | | innodb_thread_concurrency               | 8               | | innodb_thread_sleep_delay               | 10000               | | innodb_use_legacy_cardinality_algorithm | ON               | | insert_id                               | 0               | | interactive_timeout                     | 28800               | | join_buffer_size                        | 131072               | | keep_files_on_create                    | OFF               | | key_buffer_size                         | 8384512               | | key_cache_age_threshold                 | 300               | | key_cache_block_size                    | 1024               | | key_cache_division_limit                | 100               | | language                                | c:\Java_Dev\WEB\release\rntsoftIDE\mysql\share\english\               | | large_files_support                     | ON               | | large_page_size                         | 0               | | large_pages                             | OFF               | | last_insert_id                          | 61               | | lc_time_names                           | en_US               | | license                                 | GPL               | | local_infile                            | ON               | | log                                     | OFF               | | log_bin                                 | OFF               | | log_bin_trust_function_creators         | OFF               | | log_bin_trust_routine_creators          | OFF               | | log_error                               |               | | log_output                              | FILE               | | log_queries_not_using_indexes           | OFF               | | log_slave_updates                       | OFF               | | log_slow_queries                        | OFF               | | log_warnings                            | 1               | | long_query_time                         | 10.000000               | | low_priority_updates                    | OFF               | | lower_case_file_system                  | ON               | | lower_case_table_names                  | 1               | | max_allowed_packet                      | 5242880               | | max_binlog_cache_size                   | 4294963200               | | max_binlog_size                         | 1073741824               | | max_connect_errors                      | 10               | | max_connections                         | 151               | | max_delayed_threads                     | 20               | | max_error_count                         | 64               | | max_heap_table_size                     | 16777216               | | max_insert_delayed_threads              | 20               | | max_join_size                           | 18446744073709551615               | | max_length_for_sort_data                | 1024               | | max_prepared_stmt_count                 | 16382               | | max_relay_log_size                      | 0               | | max_seeks_for_key                       | 4294967295               | | max_sort_length                         | 1024               | | max_sp_recursion_depth                  | 0               | | max_tmp_tables                          | 32               | | max_user_connections                    | 0               | | max_write_lock_count                    | 4294967295               | | min_examined_row_limit                  | 0               | | multi_range_count                       | 256               | | myisam_data_pointer_size                | 6               | | myisam_max_sort_file_size               | 2146435072               | | myisam_recover_options                  | OFF               | | myisam_repair_threads                   | 1               | | myisam_sort_buffer_size                 | 8388608               | | myisam_stats_method                     | nulls_unequal               | | myisam_use_mmap                         | OFF               | | named_pipe                              | OFF               | | net_buffer_length                       | 16384               | | net_read_timeout                        | 30               | | net_retry_count                         | 10               | | net_write_timeout                       | 60               | | new                                     | OFF               | | old                                     | OFF               | | old_alter_table                         | OFF               | | old_passwords                           | OFF               | | open_files_limit                        | 755               | | optimizer_prune_level                   | 1               | | optimizer_search_depth                  | 62               | | optimizer_switch                        | index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_in tersection=on | | pid_file                                | c:\Java_Dev\WEB\release\rntsoftIDE\mysql\data\bhh017.pid               | | plugin_dir                              | c:\Java_Dev\WEB\release\rntsoftIDE\mysql\lib/plugin               | | port                                    | 3306               | | preload_buffer_size                     | 32768               | | profiling                               | OFF               | | profiling_history_size                  | 15               | | protocol_version                        | 10               | | pseudo_thread_id                        | 144               | | query_alloc_block_size                  | 8192               | | query_cache_limit                       | 1048576               | | query_cache_min_res_unit                | 4096               | | query_cache_size                        | 0               | | query_cache_type                        | ON               | | query_cache_wlock_invalidate            | OFF               | | query_prealloc_size                     | 8192               | | rand_seed1                              |               | | rand_seed2                              |               | | range_alloc_block_size                  | 4096               | | read_buffer_size                        | 131072               | | read_only                               | OFF               | | read_rnd_buffer_size                    | 262144               | | relay_log                               |               | | relay_log_index                         |               | | relay_log_info_file                     | relay-log.info               | | relay_log_purge                         | ON               | | relay_log_space_limit                   | 0               | | report_host                             |               | | report_password                         |               | | report_port                             | 3306               | | report_user                             |               | | rpl_recovery_rank                       | 0               | | secure_auth                             | OFF               | | secure_file_priv                        |               | | server_id                               | 0               | | shared_memory                           | OFF               | | shared_memory_base_name                 | MYSQL               | | skip_external_locking                   | ON               | | skip_networking                         | OFF               | | skip_show_database                      | OFF               | | slave_compressed_protocol               | OFF               | | slave_exec_mode                         | STRICT               | | slave_load_tmpdir                       | C:\Users\joeyin\AppData\Local\Temp               | | slave_net_timeout                       | 3600               | | slave_skip_errors                       | OFF               | | slave_transaction_retries               | 10               | | slow_launch_time                        | 2               | | slow_query_log                          | OFF               | | slow_query_log_file                     | c:\Java_Dev\WEB\release\rntsoftIDE\mysql\data\bhh017-slow.log               | | sort_buffer_size                        | 2097144               | | sql_auto_is_null                        | ON               | | sql_big_selects                         | ON               | | sql_big_tables                          | OFF               | | sql_buffer_result                       | OFF               | | sql_log_bin                             | ON               | | sql_log_off                             | OFF               | | sql_log_update                          | ON               | | sql_low_priority_updates                | OFF               | | sql_max_join_size                       | 18446744073709551615               | | sql_mode                                |               | | sql_notes                               | ON               | | sql_quote_show_create                   | ON               | | sql_safe_updates                        | OFF               | | sql_select_limit                        | 18446744073709551615               | | sql_slave_skip_counter                  |               | | sql_warnings                            | OFF               | | ssl_ca                                  |               | | ssl_capath                              |               | | ssl_cert                                |               | | ssl_cipher                              |               | | ssl_key                                 |               | | storage_engine                          | MyISAM               | | sync_binlog                             | 0               | | sync_frm                                | ON               | | system_time_zone                        | Pacific Daylight Time               | | table_definition_cache                  | 256               | | table_lock_wait_timeout                 | 50               | | table_open_cache                        | 64               | | table_type                              | MyISAM               | | thread_cache_size                       | 0               | | thread_handling                         | one-thread-per-connection               | | thread_stack                            | 196608               | | time_format                             | %H:%i:%s               | | time_zone                               | SYSTEM               | | timed_mutexes                           | OFF               | | timestamp                               | 1317681554               | | tmp_table_size                          | 16777216               | | tmpdir                                  | C:\Users\joeyin\AppData\Local\Temp               | | transaction_alloc_block_size            | 8192               | | transaction_prealloc_size               | 4096               | | tx_isolation                            | REPEATABLE-READ               | | unique_checks                           | ON               | | updatable_views_with_limit              | YES               | | version                                 | 5.1.39-community               | | version_comment                         | MySQL Community Server (GPL)               | | version_compile_machine                 | ia32               | | version_compile_os                      | Win32               | | wait_timeout                            | 28800               | | warning_count                           | 0               | +-----------------------------------------+----------------------------------------------------------------------------- --------------+ 272 rows in set (0.00 sec) mysql> SHOW STATUS; +-----------------------------------+-----------+ | Variable_name                     | Value     | +-----------------------------------+-----------+ | Aborted_clients                   | 132       | | Aborted_connects                  | 0         | | Binlog_cache_disk_use             | 0         | | Binlog_cache_use                  | 0         | | Bytes_received                    | 110400    | | Bytes_sent                        | 93240     | | Com_admin_commands                | 0         | | Com_assign_to_keycache            | 0         | | Com_alter_db                      | 1         | | Com_alter_db_upgrade              | 0         | | Com_alter_event                   | 0         | | Com_alter_function                | 0         | | Com_alter_procedure               | 0         | | Com_alter_server                  | 0         | | Com_alter_table                   | 4         | | Com_alter_tablespace              | 0         | | Com_analyze                       | 0         | | Com_backup_table                  | 0         | | Com_begin                         | 2         | | Com_binlog                        | 0         | | Com_call_procedure                | 0         | | Com_change_db                     | 1         | | Com_change_master                 | 0         | | Com_check                         | 0         | | Com_checksum                      | 0         | | Com_commit                        | 2         | | Com_create_db                     | 2         | | Com_create_event                  | 0         | | Com_create_function               | 0         | | Com_create_index                  | 0         | | Com_create_procedure              | 0         | | Com_create_server                 | 0         | | Com_create_table                  | 194       | | Com_create_trigger                | 0         | | Com_create_udf                    | 0         | | Com_create_user                   | 0         | | Com_create_view                   | 0         | | Com_dealloc_sql                   | 0         | | Com_delete                        | 6         | | Com_delete_multi                  | 1         | | Com_do                            | 0         | | Com_drop_db                       | 2         | | Com_drop_event                    | 0         | | Com_drop_function                 | 0         | | Com_drop_index                    | 0         | | Com_drop_procedure                | 0         | | Com_drop_server                   | 0         | | Com_drop_table                    | 191       | | Com_drop_trigger                  | 0         | | Com_drop_user                     | 0         | | Com_drop_view                     | 0         | | Com_empty_query                   | 0         | | Com_execute_sql                   | 0         | | Com_flush                         | 0         | | Com_grant                         | 0         | | Com_ha_close                      | 0         | | Com_ha_open                       | 0         | | Com_ha_read                       | 0         | | Com_help                          | 0         | | Com_insert                        | 193       | | Com_insert_select                 | 187       | | Com_install_plugin                | 0         | | Com_kill                          | 0         | | Com_load                          | 1         | | Com_load_master_data              | 0         | | Com_load_master_table             | 0         | | Com_lock_tables                   | 0         | | Com_optimize                      | 0         | | Com_preload_keys                  | 0         | | Com_prepare_sql                   | 0         | | Com_purge                         | 0         | | Com_purge_before_date             | 0         | | Com_release_savepoint             | 0         | | Com_rename_table                  | 0         | | Com_rename_user                   | 0         | | Com_repair                        | 0         | | Com_replace                       | 0         | | Com_replace_select                | 0         | | Com_reset                         | 0         | | Com_restore_table                 | 0         | | Com_revoke                        | 0         | | Com_revoke_all                    | 0         | | Com_rollback                      | 1         | | Com_rollback_to_savepoint         | 0         | | Com_savepoint                     | 0         | | Com_select                        | 180       | | Com_set_option                    | 4         | | Com_show_authors                  | 0         | | Com_show_binlog_events            | 0         | | Com_show_binlogs                  | 0         | | Com_show_charsets                 | 0         | | Com_show_collations               | 0         | | Com_show_column_types             | 0         | | Com_show_contributors             | 0         | | Com_show_create_db                | 0         | | Com_show_create_event             | 0         | | Com_show_create_func              | 0         | | Com_show_create_proc              | 0         | | Com_show_create_table             | 0         | | Com_show_create_trigger           | 0         | | Com_show_databases                | 0         | | Com_show_engine_logs              | 0         | | Com_show_engine_mutex             | 0         | | Com_show_engine_status            | 0         | | Com_show_events                   | 0         | | Com_show_errors                   | 0         | | Com_show_fields                   | 0         | | Com_show_function_status          | 0         | | Com_show_grants                   | 0         | | Com_show_keys                     | 0         | | Com_show_master_status            | 0         | | Com_show_new_master               | 0         | | Com_show_open_tables              | 0         | | Com_show_plugins                  | 0         | | Com_show_privileges               | 0         | | Com_show_procedure_status         | 0         | | Com_show_processlist              | 0         | | Com_show_profile                  | 0         | | Com_show_profiles                 | 0         | | Com_show_slave_hosts              | 0         | | Com_show_slave_status             | 0         | | Com_show_status                   | 4         | | Com_show_storage_engines          | 0         | | Com_show_table_status             | 0         | | Com_show_tables                   | 0         | | Com_show_triggers                 | 0         | | Com_show_variables                | 2         | | Com_show_warnings                 | 0         | | Com_slave_start                   | 0         | | Com_slave_stop                    | 0         | | Com_stmt_close                    | 0         | | Com_stmt_execute                  | 0         | | Com_stmt_fetch                    | 0         | | Com_stmt_prepare                  | 0         | | Com_stmt_reprepare                | 0         | | Com_stmt_reset                    | 0         | | Com_stmt_send_long_data           | 0         | | Com_truncate                      | 0         | | Com_uninstall_plugin              | 0         | | Com_unlock_tables                 | 0         | | Com_update                        | 1         | | Com_update_multi                  | 1         | | Com_xa_commit                     | 0         | | Com_xa_end                        | 0         | | Com_xa_prepare                    | 0         | | Com_xa_recover                    | 0         | | Com_xa_rollback                   | 0         | | Com_xa_start                      | 0         | | Compression                       | OFF       | | Connections                       | 145       | | Created_tmp_disk_tables           | 0         | | Created_tmp_files                 | 35        | | Created_tmp_tables                | 61        | | Delayed_errors                    | 0         | | Delayed_insert_threads            | 0         | | Delayed_writes                    | 0         | | Flush_commands                    | 1         | | Handler_commit                    | 21        | | Handler_delete                    | 8         | | Handler_discover                  | 0         | | Handler_prepare                   | 0         | | Handler_read_first                | 22        | | Handler_read_key                  | 601       | | Handler_read_next                 | 150       | | Handler_read_prev                 | 0         | | Handler_read_rnd                  | 247       | | Handler_read_rnd_next             | 3067      | | Handler_rollback                  | 2         | | Handler_savepoint                 | 0         | | Handler_savepoint_rollback        | 0         | | Handler_update                    | 153       | | Handler_write                     | 2053      | | Innodb_buffer_pool_pages_data     | 24        | | Innodb_buffer_pool_pages_dirty    | 0         | | Innodb_buffer_pool_pages_flushed  | 422       | | Innodb_buffer_pool_pages_free     | 487       | | Innodb_buffer_pool_pages_misc     | 1         | | Innodb_buffer_pool_pages_total    | 512       | | Innodb_buffer_pool_read_ahead_rnd | 1         | | Innodb_buffer_pool_read_ahead_seq | 0         | | Innodb_buffer_pool_read_requests  | 20311     | | Innodb_buffer_pool_reads          | 12        | | Innodb_buffer_pool_wait_free      | 0         | | Innodb_buffer_pool_write_requests | 8066      | | Innodb_data_fsyncs                | 379       | | Innodb_data_pending_fsyncs        | 0         | | Innodb_data_pending_reads         | 0         | | Innodb_data_pending_writes        | 0         | | Innodb_data_read                  | 2494464   | | Innodb_data_reads                 | 29        | | Innodb_data_writes                | 758       | | Innodb_data_written               | 14293504  | | Innodb_dblwr_pages_written        | 422       | | Innodb_dblwr_writes               | 43        | | Innodb_log_waits                  | 0         | | Innodb_log_write_requests         | 740       | | Innodb_log_writes                 | 268       | | Innodb_os_log_fsyncs              | 293       | | Innodb_os_log_pending_fsyncs      | 0         | | Innodb_os_log_pending_writes      | 0         | | Innodb_os_log_written             | 452608    | | Innodb_page_size                  | 16384     | | Innodb_pages_created              | 5         | | Innodb_pages_read                 | 19        | | Innodb_pages_written              | 422       | | Innodb_row_lock_current_waits     | 0         | | Innodb_row_lock_time              | 0         | | Innodb_row_lock_time_avg          | 0         | | Innodb_row_lock_time_max          | 0         | | Innodb_row_lock_waits             | 0         | | Innodb_rows_deleted               | 3         | | Innodb_rows_inserted              | 301       | | Innodb_rows_read                  | 255       | | Innodb_rows_updated               | 0         | | Key_blocks_not_flushed            | 0         | | Key_blocks_unused                 | 7170      | | Key_blocks_used                   | 271       | | Key_read_requests                 | 394313    | | Key_reads                         | 906       | | Key_write_requests                | 10785     | | Key_writes                        | 3821      | | Last_query_cost                   | 10.499000 | | Max_used_connections              | 2         | | Not_flushed_delayed_rows          | 0         | | Open_files                        | 0         | | Open_streams                      | 0         | | Open_table_definitions            | 24        | | Open_tables                       | 0         | | Opened_files                      | 23351     | | Opened_table_definitions          | 363       | | Opened_tables                     | 379       | | Prepared_stmt_count               | 0         | | Qcache_free_blocks                | 0         | | Qcache_free_memory                | 0         | | Qcache_hits                       | 0         | | Qcache_inserts                    | 0         | | Qcache_lowmem_prunes              | 0         | | Qcache_not_cached                 | 0         | | Qcache_queries_in_cache           | 0         | | Qcache_total_blocks               | 0         | | Queries                           | 38561     | | Questions                         | 995       | | Rpl_status                        | NULL      | | Select_full_join                  | 27        | | Select_full_range_join            | 0         | | Select_range                      | 0         | | Select_range_check                | 0         | | Select_scan                       | 176       | | Slave_open_temp_tables            | 0         | | Slave_retried_transactions        | 0         | | Slave_running                     | OFF       | | Slow_launch_threads               | 0         | | Slow_queries                      | 0         | | Sort_merge_passes                 | 0         | | Sort_range                        | 0         | | Sort_rows                         | 774       | | Sort_scan                         | 74        | | Ssl_accept_renegotiates           | 0         | | Ssl_accepts                       | 0         | | Ssl_callback_cache_hits           | 0         | | Ssl_cipher                        |           | | Ssl_cipher_list                   |           | | Ssl_client_connects               | 0         | | Ssl_connect_renegotiates          | 0         | | Ssl_ctx_verify_depth              | 0         | | Ssl_ctx_verify_mode               | 0         | | Ssl_default_timeout               | 0         | | Ssl_finished_accepts              | 0         | | Ssl_finished_connects             | 0         | | Ssl_session_cache_hits            | 0         | | Ssl_session_cache_misses          | 0         | | Ssl_session_cache_mode            | NONE      | | Ssl_session_cache_overflows       | 0         | | Ssl_session_cache_size            | 0         | | Ssl_session_cache_timeouts        | 0         | | Ssl_sessions_reused               | 0         | | Ssl_used_session_cache_entries    | 0         | | Ssl_verify_depth                  | 0         | | Ssl_verify_mode                   | 0         | | Ssl_version                       |           | | Table_locks_immediate             | 189468    | | Table_locks_waited                | 0         | | Tc_log_max_pages_used             | 0         | | Tc_log_page_size                  | 0         | | Tc_log_page_waits                 | 0         | | Threads_cached                    | 0         | | Threads_connected                 | 1         | | Threads_created                   | 144       | | Threads_running                   | 1         | | Uptime                            | 867894    | | Uptime_since_flush_status         | 867894    | +-----------------------------------+-----------+ 291 rows in set (0.00 sec) mysql>