1、
mysql> set profiling = 1;
Query OK, 0 rows affected (0.00 sec)
mysql> select channel,reg_count_pay from t_channel_reg_stat where stat_date='2015-05-24' order by channel desc limit 10;
+---------+---------------+
| channel | reg_count_pay |
+---------+---------------+
| 83318 | 0 |
| 83316 | 7 |
| 83315 | 47 |
| 83298 | 14 |
| 83297 | 2 |
| 83252 | 166 |
| 83251 | 17 |
| 83250 | 9 |
| 83249 | 47 |
| 83248 | 2 |
+---------+---------------+
10 rows in set (0.00 sec)
mysql> show profiles;
+----------+------------+------------------------------------------------------------------------------------------------------------------+
| Query_ID | Duration | Query |
+----------+------------+------------------------------------------------------------------------------------------------------------------+
| 1 | 0.00022400 | select channel,reg_count_pay from t_channel_reg_stat where stat_date='2015-05-24' order by channel desc limit 10 |
+----------+------------+------------------------------------------------------------------------------------------------------------------+
1 row in set (0.00 sec)
mysql> show profile for query 1;
+----------------------+----------+
| Status | Duration |
+----------------------+----------+
| starting | 0.000037 |
| checking permissions | 0.000003 |
| Opening tables | 0.000010 |
| System lock | 0.000005 |
| init | 0.000014 |
| optimizing | 0.000008 |
| statistics | 0.000044 |
| preparing | 0.000017 |
| executing | 0.000002 |
| Sorting result | 0.000003 |
| Sending data | 0.000057 |
| end | 0.000003 |
| query end | 0.000002 |
| closing tables | 0.000003 |
| freeing items | 0.000012 |
| logging slow query | 0.000002 |
| cleaning up | 0.000002 |
+----------------------+----------+
17 rows in set (0.00 sec)
show status;
+------------------------------------------+---------------+
| Variable_name | Value |
+------------------------------------------+---------------+
| Aborted_clients | 156810 |
| Aborted_connects | 51 |
| Binlog_cache_disk_use | 573766 |
| Binlog_cache_use | 357393596 |
| Binlog_stmt_cache_disk_use | 0 |
| Binlog_stmt_cache_use | 0 |
| Bytes_received | 4883 |
| Bytes_sent | 182421 |
| Com_admin_commands | 0 |
| Com_assign_to_keycache | 0 |
| Com_alter_db | 0 |
| Com_alter_db_upgrade | 0 |
| Com_alter_event | 0 |
| Com_alter_function | 0 |
| Com_alter_procedure | 0 |
| Com_alter_server | 0 |
| Com_alter_table | 0 |
| Com_alter_tablespace | 0 |
| Com_analyze | 0 |
| Com_begin | 0 |
| Com_binlog | 0 |
| Com_call_procedure | 0 |
| Com_change_db | 0 |
| Com_change_master | 0 |
| Com_check | 0 |
| Com_checksum | 0 |
| Com_commit | 0 |
| Com_create_db | 0 |
| Com_create_event | 0 |
| Com_create_function | 0 |
| Com_create_index | 0 |
| Com_create_procedure | 0 |
| Com_create_server | 0 |
| Com_create_table | 0 |
| Com_create_trigger | 0 |
| Com_create_udf | 0 |
| Com_create_user | 0 |
| Com_create_view | 0 |
| Com_dealloc_sql | 0 |
| Com_delete | 0 |
| Com_delete_multi | 0 |
| Com_do | 0 |
| Com_drop_db | 0 |
| Com_drop_event | 0 |
| Com_drop_function | 0 |
| Com_drop_index | 0 |
| Com_drop_procedure | 0 |
| Com_drop_server | 0 |
| Com_drop_table | 0 |
| 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 | 0 |
| Com_insert_select | 0 |
| Com_install_plugin | 0 |
| Com_kill | 0 |
| Com_load | 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_resignal | 0 |
| Com_revoke | 0 |
| Com_revoke_all | 0 |
| Com_rollback | 0 |
| Com_rollback_to_savepoint | 0 |
| Com_savepoint | 0 |
| Com_select | 3 |
| Com_set_option | 1 |
| Com_signal | 0 |
| Com_show_authors | 0 |
| Com_show_binlog_events | 0 |
| Com_show_binlogs | 0 |
| Com_show_charsets | 0 |
| Com_show_client_statistics | 0 |
| Com_show_collations | 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 | 1 |
| 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 | 134 |
| Com_show_function_status | 0 |
| Com_show_grants | 0 |
| Com_show_index_statistics | 0 |
| Com_show_keys | 0 |
| Com_show_master_status | 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 | 1 |
| Com_show_profiles | 4 |
| Com_show_relaylog_events | 0 |
| Com_show_slave_hosts | 0 |
| Com_show_slave_status | 0 |
| Com_show_slave_status_nolock | 0 |
| Com_show_status | 1 |
| Com_show_storage_engines | 0 |
| Com_show_table_statistics | 0 |
| Com_show_table_status | 0 |
| Com_show_tables | 2 |
| Com_show_temporary_tables | 0 |
| Com_show_thread_statistics | 0 |
| Com_show_triggers | 0 |
| Com_show_user_statistics | 0 |
| Com_show_variables | 0 |
| 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 | 0 |
| Com_update_multi | 0 |
| 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 | 1131727 |
| Created_tmp_disk_tables | 0 |
| Created_tmp_files | 274989 |
| Created_tmp_tables | 4 |
| Delayed_errors | 0 |
| Delayed_insert_threads | 0 |
| Delayed_writes | 0 |
| Flashcache_enabled | OFF |
| Flush_commands | 1 |
| Handler_commit | 2 |
| Handler_delete | 0 |
| Handler_discover | 0 |
| Handler_prepare | 0 |
| Handler_read_first | 0 |
| Handler_read_key | 6 |
| Handler_read_last | 0 |
| Handler_read_next | 0 |
| Handler_read_prev | 18 |
| Handler_read_rnd | 0 |
| Handler_read_rnd_next | 297 |
| Handler_rollback | 0 |
| Handler_savepoint | 0 |
| Handler_savepoint_rollback | 0 |
| Handler_update | 0 |
| Handler_write | 293 |
| Innodb_adaptive_hash_cells | 63749369 |
| Innodb_adaptive_hash_heap_buffers | 8265 |
| Innodb_adaptive_hash_hash_searches | 18485200134 |
| Innodb_adaptive_hash_non_hash_searches | 5205407083 |
| Innodb_background_log_sync | 13529356 |
| Innodb_buffer_pool_pages_data | 1951445 |
| Innodb_buffer_pool_pages_dirty | 25528 |
| Innodb_buffer_pool_pages_flushed | 446103234 |
| Innodb_buffer_pool_pages_LRU_flushed | 124178 |
| Innodb_buffer_pool_pages_free | 834 |
| Innodb_buffer_pool_pages_made_not_young | 0 |
| Innodb_buffer_pool_pages_made_young | 449194592 |
| Innodb_buffer_pool_pages_misc | 13800 |
| Innodb_buffer_pool_pages_old | 720337 |
| Innodb_buffer_pool_pages_total | 1966079 |
| Innodb_buffer_pool_read_ahead_rnd | 0 |
| Innodb_buffer_pool_read_ahead | 199203193 |
| Innodb_buffer_pool_read_ahead_evicted | 4039474 |
| Innodb_buffer_pool_read_requests | 320640268261 |
| Innodb_buffer_pool_reads | 52957537 |
| Innodb_buffer_pool_wait_free | 163 |
| Innodb_buffer_pool_write_requests | 17463533334 |
| Innodb_checkpoint_age | 529636295 |
| Innodb_checkpoint_max_age | 868076054 |
| Innodb_checkpoint_target_age | 840948678 |
| Innodb_data_fsyncs | 24315069 |
| Innodb_data_pending_fsyncs | 0 |
| Innodb_data_pending_reads | 0 |
| Innodb_data_pending_writes | 0 |
| Innodb_data_read | 4366512132096 |
| Innodb_data_reads | 266511048 |
| Innodb_data_writes | 951145167 |
| Innodb_data_written | 8442937628160 |
| Innodb_dblwr_pages_written | 223051617 |
| Innodb_dblwr_writes | 3642022 |
| Innodb_deadlocks | 1 |
| Innodb_dict_tables | 161 |
| Innodb_have_atomic_builtins | ON |
| Innodb_history_list_length | 797 |
| Innodb_ibuf_discarded_delete_marks | 0 |
| Innodb_ibuf_discarded_deletes | 0 |
| Innodb_ibuf_discarded_inserts | 0 |
| Innodb_ibuf_free_list | 25434 |
| Innodb_ibuf_merged_delete_marks | 112922322 |
| Innodb_ibuf_merged_deletes | 288659 |
| Innodb_ibuf_merged_inserts | 29333763 |
| Innodb_ibuf_merges | 14677675 |
| Innodb_ibuf_segment_size | 25436 |
| Innodb_ibuf_size | 1 |
| Innodb_log_waits | 0 |
| Innodb_log_write_requests | 1722693556 |
| Innodb_log_writes | 721145223 |
| Innodb_lsn_current | 3155897315370 |
| Innodb_lsn_flushed | 3155897312759 |
| Innodb_lsn_last_checkpoint | 3155367679075 |
| Innodb_master_thread_1_second_loops | 13504601 |
| Innodb_master_thread_10_second_loops | 1345550 |
| Innodb_master_thread_background_loops | 161174 |
| Innodb_master_thread_main_flush_loops | 161109 |
| Innodb_master_thread_sleeps | 13504504 |
| Innodb_max_trx_id | 1941989756 |
| Innodb_mem_adaptive_hash | 645429312 |
| Innodb_mem_dictionary | 128653009 |
| Innodb_mem_total | 33093058560 |
| Innodb_mutex_os_waits | 2068898 |
| Innodb_mutex_spin_rounds | 269563778 |
| Innodb_mutex_spin_waits | 222676083 |
| Innodb_oldest_view_low_limit_trx_id | 1941989749 |
| Innodb_os_log_fsyncs | 14803645 |
| Innodb_os_log_pending_fsyncs | 0 |
| Innodb_os_log_pending_writes | 0 |
| Innodb_os_log_written | 1133241438720 |
| Innodb_page_size | 16384 |
| Innodb_pages_created | 17689552 |
| Innodb_pages_read | 266510623 |
| Innodb_pages_written | 223051617 |
| Innodb_purge_trx_id | 1941989603 |
| Innodb_purge_undo_no | 0 |
| Innodb_row_lock_current_waits | 0 |
| Innodb_current_row_locks | 802430 |
| Innodb_row_lock_time | 8849952 |
| Innodb_row_lock_time_avg | 263 |
| Innodb_row_lock_time_max | 22417 |
| Innodb_row_lock_waits | 33551 |
| Innodb_rows_deleted | 1085040842 |
| Innodb_rows_inserted | 1407642903 |
| Innodb_rows_read | 782362930932 |
| Innodb_rows_updated | 32616126 |
| Innodb_s_lock_os_waits | 9373904 |
| Innodb_s_lock_spin_rounds | 398810071 |
| Innodb_s_lock_spin_waits | 35437199 |
| Innodb_truncated_status_writes | 0 |
| Innodb_x_lock_os_waits | 5544547 |
| Innodb_x_lock_spin_rounds | 381840076 |
| Innodb_x_lock_spin_waits | 41364934 |
| Key_blocks_not_flushed | 0 |
| Key_blocks_unused | 6698 |
| Key_blocks_used | 6698 |
| Key_read_requests | 1537879702 |
| Key_reads | 202312536 |
| Key_write_requests | 325044309 |
| Key_writes | 188578598 |
| Last_query_cost | 10.499000 |
| Max_used_connections | 113 |
| Not_flushed_delayed_rows | 0 |
| Open_files | 60 |
| Open_streams | 0 |
| Open_table_definitions | 194 |
| Open_tables | 437 |
| Opened_files | 3770955 |
| Opened_table_definitions | 0 |
| Opened_tables | 0 |
| Performance_schema_cond_classes_lost | 0 |
| Performance_schema_cond_instances_lost | 0 |
| Performance_schema_file_classes_lost | 0 |
| Performance_schema_file_handles_lost | 0 |
| Performance_schema_file_instances_lost | 0 |
| Performance_schema_locker_lost | 0 |
| Performance_schema_mutex_classes_lost | 0 |
| Performance_schema_mutex_instances_lost | 0 |
| Performance_schema_rwlock_classes_lost | 0 |
| Performance_schema_rwlock_instances_lost | 0 |
| Performance_schema_table_handles_lost | 0 |
| Performance_schema_table_instances_lost | 0 |
| Performance_schema_thread_classes_lost | 0 |
| Performance_schema_thread_instances_lost | 0 |
| 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 | 853253175 |
| Questions | 147 |
| Rpl_status | AUTH_MASTER |
| Select_full_join | 0 |
| Select_full_range_join | 0 |
| Select_range | 0 |
| Select_range_check | 0 |
| Select_scan | 4 |
| Slave_heartbeat_period | 1800.000 |
| Slave_open_temp_tables | 0 |
| Slave_received_heartbeats | 0 |
| Slave_retried_transactions | 0 |
| Slave_running | OFF |
| Slow_launch_threads | 0 |
| Slow_queries | 0 |
| Sort_merge_passes | 0 |
| Sort_range | 0 |
| Sort_rows | 0 |
| Sort_scan | 0 |
| 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 | 448927156 |
| Table_locks_waited | 0 |
| Tc_log_max_pages_used | 0 |
| Tc_log_page_size | 0 |
| Tc_log_page_waits | 1 |
| Threads_cached | 63 |
| Threads_connected | 50 |
| Threads_created | 113 |
| Threads_running | 3 |
| Uptime | 13567631 |
| Uptime_since_flush_status | 13567631 |
| binlog_commits | 357394587 |
| binlog_group_commits | 356597644 |
+------------------------------------------+---------------+
370 rows in set (0.00 sec)