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aligned.h
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aria_backup.h
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assume_aligned.h
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atomic
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authors.h
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backup.h
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bounded_queue.h
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client_settings.h
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compat56.h
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config.h
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contributors.h
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create_options.h
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create_tmp_table.h
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cset_narrowing.h
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custom_conf.h
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datadict.h
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ddl_log.h
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debug.h
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debug_sync.h
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derived_handler.h
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derror.h
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des_key_file.h
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discover.h
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dur_prop.h
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embedded_priv.h
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event_data_objects.h
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event_db_repository.h
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event_parse_data.h
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event_queue.h
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event_scheduler.h
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events.h
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field.h
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field_comp.h
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filesort.h
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filesort_utils.h
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ft_global.h
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gcalc_slicescan.h
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gcalc_tools.h
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grant.h
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group_by_handler.h
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gstream.h
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ha_handler_stats.h
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ha_partition.h
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ha_sequence.h
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handle_connections_win.h
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handler.h
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hash.h
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hash_filo.h
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heap.h
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hostname.h
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ilist.h
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init.h
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innodb_priv.h
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item.h
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item_cmpfunc.h
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item_create.h
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item_func.h
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item_geofunc.h
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item_jsonfunc.h
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item_row.h
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item_strfunc.h
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item_subselect.h
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item_sum.h
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item_timefunc.h
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item_vers.h
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item_windowfunc.h
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item_xmlfunc.h
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json_table.h
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key.h
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keycaches.h
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lex.h
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lex_string.h
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lex_symbol.h
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lf.h
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lock.h
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log.h
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log_event.h
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log_event_data_type.h
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log_event_old.h
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log_slow.h
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maria.h
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mariadb.h
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mdl.h
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mem_root_array.h
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message.h
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multi_range_read.h
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my_alarm.h
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my_apc.h
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my_atomic.h
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my_atomic_wrapper.h
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my_base.h
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my_bit.h
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my_bitmap.h
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my_check_opt.h
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my_compare.h
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my_counter.h
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my_cpu.h
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my_crypt.h
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my_decimal.h
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my_default.h
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my_handler_errors.h
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my_json_writer.h
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my_libwrap.h
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my_md5.h
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my_minidump.h
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my_nosys.h
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my_rdtsc.h
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my_rnd.h
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my_service_manager.h
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my_stack_alloc.h
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my_stacktrace.h
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my_time.h
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my_tree.h
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my_uctype.h
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my_user.h
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myisam.h
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myisamchk.h
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myisammrg.h
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myisampack.h
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mysqld.h
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mysqld_default_groups.h
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mysqld_suffix.h
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mysys_err.h
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opt_range.h
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opt_subselect.h
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opt_trace.h
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opt_trace_context.h
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parse_file.h
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partition_element.h
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partition_info.h
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password.h
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pfs_file_provider.h
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pfs_idle_provider.h
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pfs_memory_provider.h
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pfs_metadata_provider.h
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pfs_socket_provider.h
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pfs_stage_provider.h
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pfs_statement_provider.h
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pfs_table_provider.h
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pfs_thread_provider.h
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pfs_transaction_provider.h
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privilege.h
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probes_mysql.h
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probes_mysql_dtrace.h
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probes_mysql_nodtrace.h
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procedure.h
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protocol.h
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proxy_protocol.h
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queues.h
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records.h
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repl_failsafe.h
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replication.h
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rijndael.h
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rowid_filter.h
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rpl_constants.h
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rpl_filter.h
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rpl_gtid.h
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rpl_injector.h
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rpl_mi.h
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rpl_parallel.h
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rpl_record.h
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rpl_record_old.h
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rpl_reporting.h
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rpl_rli.h
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rpl_tblmap.h
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rpl_utility.h
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scheduler.h
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scope.h
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select_handler.h
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semisync.h
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semisync_master.h
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semisync_master_ack_receiver.h
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semisync_slave.h
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service_versions.h
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session_tracker.h
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set_var.h
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slave.h
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socketpair.h
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source_revision.h
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sp.h
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sp_cache.h
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sp_head.h
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sp_pcontext.h
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sp_rcontext.h
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span.h
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spatial.h
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sql_acl.h
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sql_admin.h
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sql_alloc.h
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sql_alter.h
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sql_analyse.h
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sql_analyze_stmt.h
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sql_array.h
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sql_audit.h
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sql_base.h
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sql_basic_types.h
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sql_binlog.h
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sql_bitmap.h
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sql_bootstrap.h
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sql_cache.h
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sql_callback.h
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sql_class.h
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sql_cmd.h
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sql_connect.h
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sql_const.h
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sql_crypt.h
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sql_cte.h
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sql_cursor.h
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sql_db.h
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sql_debug.h
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sql_delete.h
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sql_derived.h
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sql_digest.h
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sql_digest_stream.h
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sql_do.h
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sql_error.h
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sql_explain.h
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sql_expression_cache.h
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sql_get_diagnostics.h
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sql_handler.h
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sql_help.h
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sql_hset.h
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sql_i_s.h
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sql_insert.h
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sql_join_cache.h
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sql_lex.h
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sql_lifo_buffer.h
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sql_limit.h
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sql_list.h
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sql_load.h
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sql_locale.h
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sql_manager.h
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sql_mode.h
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sql_parse.h
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sql_partition.h
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sql_partition_admin.h
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sql_plist.h
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sql_plugin.h
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sql_plugin_compat.h
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sql_prepare.h
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sql_priv.h
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sql_profile.h
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sql_reload.h
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sql_rename.h
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sql_repl.h
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sql_schema.h
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sql_select.h
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sql_sequence.h
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sql_servers.h
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sql_show.h
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sql_signal.h
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sql_sort.h
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sql_statistics.h
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sql_string.h
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sql_table.h
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sql_tablespace.h
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sql_test.h
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sql_time.h
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sql_trigger.h
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sql_truncate.h
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sql_tvc.h
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sql_type.h
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sql_type_fixedbin.h
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sql_type_fixedbin_storage.h
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sql_type_geom.h
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sql_type_int.h
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sql_type_json.h
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sql_type_real.h
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sql_type_string.h
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sql_udf.h
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sql_union.h
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sql_update.h
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sql_view.h
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sql_window.h
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ssl_compat.h
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strfunc.h
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structs.h
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sys_vars_shared.h
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t_ctype.h
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table.h
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table_cache.h
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thr_alarm.h
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thr_lock.h
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thr_malloc.h
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thr_timer.h
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thread_cache.h
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threadpool.h
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threadpool_generic.h
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threadpool_winsockets.h
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transaction.h
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tzfile.h
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tztime.h
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uniques.h
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unireg.h
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vers_string.h
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violite.h
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waiting_threads.h
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welcome_copyright_notice.h
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win_tzname_data.h
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winservice.h
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wqueue.h
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wsrep.h
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wsrep_applier.h
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wsrep_binlog.h
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wsrep_client_service.h
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wsrep_client_state.h
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wsrep_condition_variable.h
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wsrep_high_priority_service.h
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wsrep_mutex.h
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wsrep_mysqld.h
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wsrep_mysqld_c.h
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wsrep_on.h
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wsrep_priv.h
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wsrep_schema.h
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wsrep_server_service.h
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wsrep_server_state.h
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wsrep_sst.h
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wsrep_storage_service.h
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wsrep_thd.h
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wsrep_trans_observer.h
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wsrep_types.h
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wsrep_utils.h
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wsrep_var.h
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wsrep_xid.h
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xa.h
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Editing: sql_profile.h
/* Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; version 2 of the License. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1335 USA */ #ifndef _SQL_PROFILE_H #define _SQL_PROFILE_H class Item; struct TABLE_LIST; class THD; class ST_FIELD_INFO; typedef struct st_schema_table ST_SCHEMA_TABLE; namespace Show { extern ST_FIELD_INFO query_profile_statistics_info[]; } // namespace Show int fill_query_profile_statistics_info(THD *thd, TABLE_LIST *tables, Item *cond); int make_profile_table_for_show(THD *thd, ST_SCHEMA_TABLE *schema_table); #define PROFILE_NONE (uint)0 #define PROFILE_CPU (uint)(1<<0) #define PROFILE_MEMORY (uint)(1<<1) #define PROFILE_BLOCK_IO (uint)(1<<2) #define PROFILE_CONTEXT (uint)(1<<3) #define PROFILE_PAGE_FAULTS (uint)(1<<4) #define PROFILE_IPC (uint)(1<<5) #define PROFILE_SWAPS (uint)(1<<6) #define PROFILE_SOURCE (uint)(1<<16) #define PROFILE_ALL (uint)(~0) #if defined(ENABLED_PROFILING) #include "sql_priv.h" #include "unireg.h" #ifdef _WIN32 #include <psapi.h> #endif #ifdef HAVE_SYS_RESOURCE_H #include <sys/resource.h> #endif extern PSI_memory_key key_memory_queue_item; class PROF_MEASUREMENT; class QUERY_PROFILE; class PROFILING; /** Implements a persistent FIFO using server List method names. Not thread-safe. Intended to be used on thread-local data only. */ template <class T> class Queue { private: struct queue_item { T *payload; struct queue_item *next, *previous; }; struct queue_item *first, *last; public: Queue() { elements= 0; first= last= NULL; } void empty() { struct queue_item *i, *after_i; for (i= first; i != NULL; i= after_i) { after_i= i->next; my_free(i); } elements= 0; } ulong elements; /* The count of items in the Queue */ void push_back(T *payload) { struct queue_item *new_item; new_item= (struct queue_item *) my_malloc(key_memory_queue_item, sizeof(struct queue_item), MYF(0)); if (!new_item) return; new_item->payload= payload; if (first == NULL) first= new_item; if (last != NULL) { DBUG_ASSERT(last->next == NULL); last->next= new_item; } new_item->previous= last; new_item->next= NULL; last= new_item; elements++; } T *pop() { struct queue_item *old_item= first; T *ret= NULL; if (first == NULL) { DBUG_PRINT("warning", ("tried to pop nonexistent item from Queue")); return NULL; } ret= old_item->payload; if (first->next != NULL) first->next->previous= NULL; else last= NULL; first= first->next; my_free(old_item); elements--; return ret; } bool is_empty() { DBUG_ASSERT(((elements > 0) && (first != NULL)) || ((elements == 0) || (first == NULL))); return (elements == 0); } void *new_iterator() { return first; } void *iterator_next(void *current) { return ((struct queue_item *) current)->next; } T *iterator_value(void *current) { return ((struct queue_item *) current)->payload; } }; /** A single entry in a single profile. */ class PROF_MEASUREMENT { private: friend class QUERY_PROFILE; friend class PROFILING; QUERY_PROFILE *profile; char *status; #ifdef HAVE_GETRUSAGE struct rusage rusage; #elif defined(_WIN32) FILETIME ftKernel, ftUser; IO_COUNTERS io_count; PROCESS_MEMORY_COUNTERS mem_count; #endif char *function; char *file; unsigned int line; ulong m_seq; double time_usecs; char *allocated_status_memory; void set_label(const char *status_arg, const char *function_arg, const char *file_arg, unsigned int line_arg); void clean_up(); PROF_MEASUREMENT(); PROF_MEASUREMENT(QUERY_PROFILE *profile_arg, const char *status_arg); PROF_MEASUREMENT(QUERY_PROFILE *profile_arg, const char *status_arg, const char *function_arg, const char *file_arg, unsigned int line_arg); ~PROF_MEASUREMENT(); void collect(); }; /** The full profile for a single query, and includes multiple PROF_MEASUREMENT objects. */ class QUERY_PROFILE { private: friend class PROFILING; PROFILING *profiling; query_id_t profiling_query_id; /* Session-specific id. */ char *query_source; double m_start_time_usecs; double m_end_time_usecs; ulong m_seq_counter; Queue<PROF_MEASUREMENT> entries; QUERY_PROFILE(PROFILING *profiling_arg, const char *status_arg); ~QUERY_PROFILE(); void set_query_source(char *query_source_arg, size_t query_length_arg); /* Add a profile status change to the current profile. */ void new_status(const char *status_arg, const char *function_arg, const char *file_arg, unsigned int line_arg); /* Reset the contents of this profile entry. */ void reset(); /* Show this profile. This is called by PROFILING. */ bool show(uint options); }; /** Profiling state for a single THD; contains multiple QUERY_PROFILE objects. */ class PROFILING { private: friend class PROF_MEASUREMENT; friend class QUERY_PROFILE; /* Not the system query_id, but a counter unique to profiling. */ query_id_t profile_id_counter; THD *thd; bool keeping; bool enabled; QUERY_PROFILE *current; QUERY_PROFILE *last; Queue<QUERY_PROFILE> history; query_id_t next_profile_id() { return(profile_id_counter++); } public: PROFILING(); ~PROFILING(); /** At a point in execution where we know the query source, save the text of it in the query profile. This must be called exactly once per descrete statement. */ void set_query_source(char *query_source_arg, size_t query_length_arg) { if (unlikely(current)) current->set_query_source(query_source_arg, query_length_arg); } /** Prepare to start processing a new query. It is an error to do this if there's a query already in process; nesting is not supported. @param initial_state (optional) name of period before first state change */ void start_new_query(const char *initial_state= "Starting") { DBUG_ASSERT(!current); if (unlikely(enabled)) { QUERY_PROFILE *new_profile= new QUERY_PROFILE(this, initial_state); if (new_profile) current= new_profile; } } void discard_current_query(); void finish_current_query() { if (unlikely(current)) finish_current_query_impl(); } void finish_current_query_impl(); void status_change(const char *status_arg, const char *function_arg, const char *file_arg, unsigned int line_arg) { if (unlikely(current)) current->new_status(status_arg, function_arg, file_arg, line_arg); } inline void set_thd(THD *thd_arg) { thd= thd_arg; reset(); } /* SHOW PROFILES */ bool show_profiles(); /* ... from INFORMATION_SCHEMA.PROFILING ... */ int fill_statistics_info(THD *thd, TABLE_LIST *tables, Item *cond); void reset(); void restart(); }; # endif /* ENABLED_PROFILING */ #endif /* _SQL_PROFILE_H */
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