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252 lines
7.1 KiB
C
252 lines
7.1 KiB
C
/* Copyright (c) 2008, 2015, Oracle and/or its affiliates. All rights reserved.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software Foundation,
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51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA */
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#ifndef PFS_SERVER_H
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#define PFS_SERVER_H
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/**
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@file storage/perfschema/pfs_server.h
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Private interface for the server (declarations).
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*/
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#ifndef PFS_MAX_MUTEX_CLASS
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#define PFS_MAX_MUTEX_CLASS 200
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#endif
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#ifndef PFS_MAX_RWLOCK_CLASS
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#define PFS_MAX_RWLOCK_CLASS 40
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#endif
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#ifndef PFS_MAX_COND_CLASS
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#define PFS_MAX_COND_CLASS 80
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#endif
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#ifndef PFS_MAX_THREAD_CLASS
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#define PFS_MAX_THREAD_CLASS 50
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#endif
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#ifndef PFS_MAX_FILE_CLASS
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#define PFS_MAX_FILE_CLASS 50
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#endif
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#ifndef PFS_MAX_FILE_HANDLE
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#define PFS_MAX_FILE_HANDLE 32768
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#endif
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#ifndef PFS_MAX_SOCKET_CLASS
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#define PFS_MAX_SOCKET_CLASS 10
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#endif
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#ifndef PFS_MAX_SETUP_ACTOR
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#define PFS_MAX_SETUP_ACTOR 100
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#endif
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#ifndef PFS_MAX_SETUP_OBJECT
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#define PFS_MAX_SETUP_OBJECT 100
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#endif
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#ifndef PFS_MAX_STAGE_CLASS
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#define PFS_MAX_STAGE_CLASS 150
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#endif
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#ifndef PFS_STATEMENTS_STACK_SIZE
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#define PFS_STATEMENTS_STACK_SIZE 10
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#endif
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#ifndef PFS_CONNECT_ATTRS_SIZE
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#define PFS_SESSION_CONNECT_ATTRS_SIZE 2048
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#endif
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struct PFS_sizing_hints
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{
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long m_table_definition_cache;
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long m_table_open_cache;
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long m_max_connections;
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long m_open_files_limit;
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};
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/** Performance schema global sizing parameters. */
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struct PFS_global_param
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{
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/** True if the performance schema is enabled. */
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bool m_enabled;
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/** Default values for SETUP_CONSUMERS. */
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bool m_consumer_events_stages_current_enabled;
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bool m_consumer_events_stages_history_enabled;
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bool m_consumer_events_stages_history_long_enabled;
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bool m_consumer_events_statements_current_enabled;
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bool m_consumer_events_statements_history_enabled;
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bool m_consumer_events_statements_history_long_enabled;
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bool m_consumer_events_waits_current_enabled;
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bool m_consumer_events_waits_history_enabled;
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bool m_consumer_events_waits_history_long_enabled;
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bool m_consumer_global_instrumentation_enabled;
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bool m_consumer_thread_instrumentation_enabled;
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bool m_consumer_statement_digest_enabled;
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/** Default instrument configuration option. */
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char *m_pfs_instrument;
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/**
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Maximum number of instrumented mutex classes.
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@sa mutex_class_lost.
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*/
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ulong m_mutex_class_sizing;
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/**
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Maximum number of instrumented rwlock classes.
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@sa rwlock_class_lost.
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*/
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ulong m_rwlock_class_sizing;
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/**
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Maximum number of instrumented cond classes.
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@sa cond_class_lost.
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*/
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ulong m_cond_class_sizing;
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/**
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Maximum number of instrumented thread classes.
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@sa thread_class_lost.
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*/
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ulong m_thread_class_sizing;
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/**
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Maximum number of instrumented table share.
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@sa table_share_lost.
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*/
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long m_table_share_sizing;
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/**
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Maximum number of instrumented file classes.
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@sa file_class_lost.
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*/
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ulong m_file_class_sizing;
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/**
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Maximum number of instrumented mutex instances.
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@sa mutex_lost.
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*/
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long m_mutex_sizing;
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/**
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Maximum number of instrumented rwlock instances.
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@sa rwlock_lost.
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*/
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long m_rwlock_sizing;
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/**
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Maximum number of instrumented cond instances.
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@sa cond_lost.
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*/
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long m_cond_sizing;
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/**
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Maximum number of instrumented thread instances.
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@sa thread_lost.
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*/
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long m_thread_sizing;
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/**
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Maximum number of instrumented table handles.
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@sa table_lost.
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*/
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long m_table_sizing;
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/**
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Maximum number of instrumented file instances.
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@sa file_lost.
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*/
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long m_file_sizing;
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/**
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Maximum number of instrumented file handles.
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@sa file_handle_lost.
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*/
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long m_file_handle_sizing;
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/**
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Maxium number of instrumented socket instances
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@sa socket_lost
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*/
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long m_socket_sizing;
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/**
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Maximum number of instrumented socket classes.
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@sa socket_class_lost.
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*/
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ulong m_socket_class_sizing;
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/** Maximum number of rows per thread in table EVENTS_WAITS_HISTORY. */
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long m_events_waits_history_sizing;
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/** Maximum number of rows in table EVENTS_WAITS_HISTORY_LONG. */
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long m_events_waits_history_long_sizing;
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/** Maximum number of rows in table SETUP_ACTORS. */
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ulong m_setup_actor_sizing;
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/** Maximum number of rows in table SETUP_OBJECTS. */
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ulong m_setup_object_sizing;
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/** Maximum number of rows in table HOSTS. */
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long m_host_sizing;
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/** Maximum number of rows in table USERS. */
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long m_user_sizing;
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/** Maximum number of rows in table ACCOUNTS. */
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long m_account_sizing;
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/**
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Maximum number of instrumented stage classes.
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@sa stage_class_lost.
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*/
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ulong m_stage_class_sizing;
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/** Maximum number of rows per thread in table EVENTS_STAGES_HISTORY. */
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long m_events_stages_history_sizing;
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/** Maximum number of rows in table EVENTS_STAGES_HISTORY_LONG. */
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long m_events_stages_history_long_sizing;
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/**
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Maximum number of instrumented statement classes.
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@sa statement_class_lost.
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*/
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ulong m_statement_class_sizing;
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/** Maximum number of rows per thread in table EVENTS_STATEMENT_HISTORY. */
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long m_events_statements_history_sizing;
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/** Maximum number of rows in table EVENTS_STATEMENTS_HISTORY_LONG. */
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long m_events_statements_history_long_sizing;
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/** Maximum number of digests to be captured */
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long m_digest_sizing;
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/** Maximum number of session attribute strings per thread */
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long m_session_connect_attrs_sizing;
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long m_max_digest_length;
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/** Sizing hints, for auto tuning. */
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PFS_sizing_hints m_hints;
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};
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/**
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Performance schema sizing values for the server.
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This global variable is set when parsing server startup options.
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*/
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extern PFS_global_param pfs_param;
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/**
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Initialize the performance schema.
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@param param Size parameters to use.
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@return A boostrap handle, or NULL.
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*/
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struct PSI_bootstrap*
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initialize_performance_schema(PFS_global_param *param);
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void pfs_automated_sizing(PFS_global_param *param);
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/**
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Initialize the performance schema ACL.
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ACL is strictly enforced when the server is running in normal mode,
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to enforce that only legal operations are allowed.
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When running in boostrap mode, ACL restrictions are relaxed,
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to allow the boostrap scripts to DROP / CREATE performance schema tables.
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@sa ACL_internal_schema_registry
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@param bootstrap True if the server is starting in bootstrap mode.
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*/
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void initialize_performance_schema_acl(bool bootstrap);
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/**
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Initialize the dynamic array holding individual instrument settings collected
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from the server configuration options.
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*/
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void init_pfs_instrument_array();
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/**
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Process one PFS_INSTRUMENT configuration string.
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*/
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int add_pfs_instr_to_array(const char* name, const char* value);
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/**
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Shutdown the performance schema.
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*/
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void shutdown_performance_schema();
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#endif
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