502 lines
18 KiB
C++
502 lines
18 KiB
C++
/* Copyright (c) 2010, 2019, 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, version 2.0,
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as published by the Free Software Foundation.
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This program is also distributed with certain software (including
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but not limited to OpenSSL) that is licensed under separate terms,
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as designated in a particular file or component or in included license
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documentation. The authors of MySQL hereby grant you an additional
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permission to link the program and your derivative works with the
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separately licensed software that they have included with MySQL.
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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, version 2.0, 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
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/**
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@file storage/perfschema/table_tlws_by_table.cc
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Table TABLE_LOCK_WAITS_SUMMARY_BY_TABLE (implementation).
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*/
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#include "storage/perfschema/table_tlws_by_table.h"
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#include <stddef.h>
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#include "my_dbug.h"
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#include "my_thread.h"
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#include "sql/field.h"
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#include "sql/plugin_table.h"
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#include "sql/table.h"
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#include "storage/perfschema/pfs_buffer_container.h"
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#include "storage/perfschema/pfs_column_types.h"
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#include "storage/perfschema/pfs_column_values.h"
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#include "storage/perfschema/pfs_global.h"
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#include "storage/perfschema/pfs_instr_class.h"
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#include "storage/perfschema/pfs_visitor.h"
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THR_LOCK table_tlws_by_table::m_table_lock;
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Plugin_table table_tlws_by_table::m_table_def(
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/* Schema name */
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"performance_schema",
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/* Name */
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"table_lock_waits_summary_by_table",
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/* Definition */
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" OBJECT_TYPE VARCHAR(64),\n"
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" OBJECT_SCHEMA VARCHAR(64),\n"
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" OBJECT_NAME VARCHAR(64),\n"
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" COUNT_STAR BIGINT unsigned not null,\n"
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" SUM_TIMER_WAIT BIGINT unsigned not null,\n"
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" MIN_TIMER_WAIT BIGINT unsigned not null,\n"
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" AVG_TIMER_WAIT BIGINT unsigned not null,\n"
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" MAX_TIMER_WAIT BIGINT unsigned not null,\n"
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" COUNT_READ BIGINT unsigned not null,\n"
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" SUM_TIMER_READ BIGINT unsigned not null,\n"
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" MIN_TIMER_READ BIGINT unsigned not null,\n"
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" AVG_TIMER_READ BIGINT unsigned not null,\n"
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" MAX_TIMER_READ BIGINT unsigned not null,\n"
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" COUNT_WRITE BIGINT unsigned not null,\n"
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" SUM_TIMER_WRITE BIGINT unsigned not null,\n"
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" MIN_TIMER_WRITE BIGINT unsigned not null,\n"
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" AVG_TIMER_WRITE BIGINT unsigned not null,\n"
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" MAX_TIMER_WRITE BIGINT unsigned not null,\n"
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" COUNT_READ_NORMAL BIGINT unsigned not null,\n"
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" SUM_TIMER_READ_NORMAL BIGINT unsigned not null,\n"
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" MIN_TIMER_READ_NORMAL BIGINT unsigned not null,\n"
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" AVG_TIMER_READ_NORMAL BIGINT unsigned not null,\n"
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" MAX_TIMER_READ_NORMAL BIGINT unsigned not null,\n"
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" COUNT_READ_WITH_SHARED_LOCKS BIGINT unsigned not null,\n"
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" SUM_TIMER_READ_WITH_SHARED_LOCKS BIGINT unsigned not null,\n"
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" MIN_TIMER_READ_WITH_SHARED_LOCKS BIGINT unsigned not null,\n"
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" AVG_TIMER_READ_WITH_SHARED_LOCKS BIGINT unsigned not null,\n"
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" MAX_TIMER_READ_WITH_SHARED_LOCKS BIGINT unsigned not null,\n"
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" COUNT_READ_HIGH_PRIORITY BIGINT unsigned not null,\n"
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" SUM_TIMER_READ_HIGH_PRIORITY BIGINT unsigned not null,\n"
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" MIN_TIMER_READ_HIGH_PRIORITY BIGINT unsigned not null,\n"
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" AVG_TIMER_READ_HIGH_PRIORITY BIGINT unsigned not null,\n"
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" MAX_TIMER_READ_HIGH_PRIORITY BIGINT unsigned not null,\n"
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" COUNT_READ_NO_INSERT BIGINT unsigned not null,\n"
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" SUM_TIMER_READ_NO_INSERT BIGINT unsigned not null,\n"
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" MIN_TIMER_READ_NO_INSERT BIGINT unsigned not null,\n"
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" AVG_TIMER_READ_NO_INSERT BIGINT unsigned not null,\n"
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" MAX_TIMER_READ_NO_INSERT BIGINT unsigned not null,\n"
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" COUNT_READ_EXTERNAL BIGINT unsigned not null,\n"
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" SUM_TIMER_READ_EXTERNAL BIGINT unsigned not null,\n"
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" MIN_TIMER_READ_EXTERNAL BIGINT unsigned not null,\n"
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" AVG_TIMER_READ_EXTERNAL BIGINT unsigned not null,\n"
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" MAX_TIMER_READ_EXTERNAL BIGINT unsigned not null,\n"
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" COUNT_WRITE_ALLOW_WRITE BIGINT unsigned not null,\n"
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" SUM_TIMER_WRITE_ALLOW_WRITE BIGINT unsigned not null,\n"
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" MIN_TIMER_WRITE_ALLOW_WRITE BIGINT unsigned not null,\n"
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" AVG_TIMER_WRITE_ALLOW_WRITE BIGINT unsigned not null,\n"
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" MAX_TIMER_WRITE_ALLOW_WRITE BIGINT unsigned not null,\n"
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" COUNT_WRITE_CONCURRENT_INSERT BIGINT unsigned not null,\n"
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" SUM_TIMER_WRITE_CONCURRENT_INSERT BIGINT unsigned not null,\n"
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" MIN_TIMER_WRITE_CONCURRENT_INSERT BIGINT unsigned not null,\n"
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" AVG_TIMER_WRITE_CONCURRENT_INSERT BIGINT unsigned not null,\n"
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" MAX_TIMER_WRITE_CONCURRENT_INSERT BIGINT unsigned not null,\n"
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" COUNT_WRITE_LOW_PRIORITY BIGINT unsigned not null,\n"
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" SUM_TIMER_WRITE_LOW_PRIORITY BIGINT unsigned not null,\n"
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" MIN_TIMER_WRITE_LOW_PRIORITY BIGINT unsigned not null,\n"
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" AVG_TIMER_WRITE_LOW_PRIORITY BIGINT unsigned not null,\n"
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" MAX_TIMER_WRITE_LOW_PRIORITY BIGINT unsigned not null,\n"
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" COUNT_WRITE_NORMAL BIGINT unsigned not null,\n"
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" SUM_TIMER_WRITE_NORMAL BIGINT unsigned not null,\n"
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" MIN_TIMER_WRITE_NORMAL BIGINT unsigned not null,\n"
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" AVG_TIMER_WRITE_NORMAL BIGINT unsigned not null,\n"
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" MAX_TIMER_WRITE_NORMAL BIGINT unsigned not null,\n"
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" COUNT_WRITE_EXTERNAL BIGINT unsigned not null,\n"
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" SUM_TIMER_WRITE_EXTERNAL BIGINT unsigned not null,\n"
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" MIN_TIMER_WRITE_EXTERNAL BIGINT unsigned not null,\n"
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" AVG_TIMER_WRITE_EXTERNAL BIGINT unsigned not null,\n"
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" MAX_TIMER_WRITE_EXTERNAL BIGINT unsigned not null,\n"
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" UNIQUE KEY `OBJECT` (OBJECT_TYPE, OBJECT_SCHEMA,\n"
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" OBJECT_NAME) USING HASH\n",
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/* Options */
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" ENGINE=PERFORMANCE_SCHEMA",
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/* Tablespace */
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nullptr);
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PFS_engine_table_share table_tlws_by_table::m_share = {
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&pfs_truncatable_acl,
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table_tlws_by_table::create,
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NULL, /* write_row */
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table_tlws_by_table::delete_all_rows,
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table_tlws_by_table::get_row_count,
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sizeof(PFS_simple_index),
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&m_table_lock,
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&m_table_def,
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false, /* perpetual */
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PFS_engine_table_proxy(),
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{0},
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false /* m_in_purgatory */
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};
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bool PFS_index_tlws_by_table::match(const PFS_table_share *share) {
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if (m_fields >= 1) {
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if (!m_key_1.match(OBJECT_TYPE_TABLE)) {
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return false;
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}
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}
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if (m_fields >= 2) {
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if (!m_key_2.match(share)) {
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return false;
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}
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}
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if (m_fields >= 3) {
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if (!m_key_3.match(share)) {
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return false;
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}
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}
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return true;
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}
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PFS_engine_table *table_tlws_by_table::create(PFS_engine_table_share *) {
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return new table_tlws_by_table();
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}
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int table_tlws_by_table::delete_all_rows(void) {
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reset_table_lock_waits_by_table_handle();
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reset_table_lock_waits_by_table();
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return 0;
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}
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ha_rows table_tlws_by_table::get_row_count(void) {
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return global_table_share_container.get_row_count();
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}
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table_tlws_by_table::table_tlws_by_table()
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: PFS_engine_table(&m_share, &m_pos), m_pos(0), m_next_pos(0) {
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m_normalizer = time_normalizer::get_wait();
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}
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void table_tlws_by_table::reset_position(void) {
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m_pos.m_index = 0;
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m_next_pos.m_index = 0;
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}
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int table_tlws_by_table::rnd_init(bool) { return 0; }
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int table_tlws_by_table::rnd_next(void) {
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PFS_table_share *pfs;
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m_pos.set_at(&m_next_pos);
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PFS_table_share_iterator it =
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global_table_share_container.iterate(m_pos.m_index);
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do {
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pfs = it.scan_next(&m_pos.m_index);
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if (pfs != NULL) {
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m_next_pos.set_after(&m_pos);
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return make_row(pfs);
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}
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} while (pfs != NULL);
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return HA_ERR_END_OF_FILE;
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}
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int table_tlws_by_table::rnd_pos(const void *pos) {
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PFS_table_share *pfs;
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set_position(pos);
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pfs = global_table_share_container.get(m_pos.m_index);
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if (pfs != NULL) {
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return make_row(pfs);
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}
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return HA_ERR_RECORD_DELETED;
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}
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int table_tlws_by_table::index_init(uint idx MY_ATTRIBUTE((unused)), bool) {
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PFS_index_tlws_by_table *result = NULL;
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DBUG_ASSERT(idx == 0);
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result = PFS_NEW(PFS_index_tlws_by_table);
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m_opened_index = result;
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m_index = result;
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return 0;
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}
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int table_tlws_by_table::index_next(void) {
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PFS_table_share *share;
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bool has_more_share = true;
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for (m_pos.set_at(&m_next_pos); has_more_share; m_pos.next()) {
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share = global_table_share_container.get(m_pos.m_index, &has_more_share);
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if (share != NULL) {
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if (m_opened_index->match(share)) {
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if (!make_row(share)) {
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m_next_pos.set_after(&m_pos);
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return 0;
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}
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}
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}
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}
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return HA_ERR_END_OF_FILE;
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}
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int table_tlws_by_table::make_row(PFS_table_share *share) {
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pfs_optimistic_state lock;
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share->m_lock.begin_optimistic_lock(&lock);
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if (m_row.m_object.make_row(share)) {
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return HA_ERR_RECORD_DELETED;
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}
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PFS_table_lock_stat_visitor visitor;
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PFS_object_iterator::visit_tables(share, &visitor);
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if (!share->m_lock.end_optimistic_lock(&lock)) {
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return HA_ERR_RECORD_DELETED;
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}
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m_row.m_stat.set(m_normalizer, &visitor.m_stat);
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return 0;
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}
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int table_tlws_by_table::read_row_values(TABLE *table, unsigned char *buf,
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Field **fields, bool read_all) {
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Field *f;
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/* Set the null bits */
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DBUG_ASSERT(table->s->null_bytes == 1);
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buf[0] = 0;
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for (; (f = *fields); fields++) {
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if (read_all || bitmap_is_set(table->read_set, f->field_index)) {
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switch (f->field_index) {
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case 0: /* OBJECT_TYPE */
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case 1: /* SCHEMA_NAME */
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case 2: /* OBJECT_NAME */
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m_row.m_object.set_field(f->field_index, f);
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break;
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case 3: /* COUNT_STAR */
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set_field_ulonglong(f, m_row.m_stat.m_all.m_count);
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break;
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case 4: /* SUM_TIMER */
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set_field_ulonglong(f, m_row.m_stat.m_all.m_sum);
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break;
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case 5: /* MIN_TIMER */
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set_field_ulonglong(f, m_row.m_stat.m_all.m_min);
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break;
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case 6: /* AVG_TIMER */
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set_field_ulonglong(f, m_row.m_stat.m_all.m_avg);
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break;
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case 7: /* MAX_TIMER */
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set_field_ulonglong(f, m_row.m_stat.m_all.m_max);
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break;
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case 8: /* COUNT_READ */
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set_field_ulonglong(f, m_row.m_stat.m_all_read.m_count);
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break;
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case 9: /* SUM_TIMER_READ */
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set_field_ulonglong(f, m_row.m_stat.m_all_read.m_sum);
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break;
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case 10: /* MIN_TIMER_READ */
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set_field_ulonglong(f, m_row.m_stat.m_all_read.m_min);
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break;
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case 11: /* AVG_TIMER_READ */
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set_field_ulonglong(f, m_row.m_stat.m_all_read.m_avg);
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break;
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case 12: /* MAX_TIMER_READ */
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set_field_ulonglong(f, m_row.m_stat.m_all_read.m_max);
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break;
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case 13: /* COUNT_WRITE */
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set_field_ulonglong(f, m_row.m_stat.m_all_write.m_count);
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break;
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case 14: /* SUM_TIMER_WRITE */
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set_field_ulonglong(f, m_row.m_stat.m_all_write.m_sum);
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break;
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case 15: /* MIN_TIMER_WRITE */
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set_field_ulonglong(f, m_row.m_stat.m_all_write.m_min);
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break;
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case 16: /* AVG_TIMER_WRITE */
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set_field_ulonglong(f, m_row.m_stat.m_all_write.m_avg);
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break;
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case 17: /* MAX_TIMER_WRITE */
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set_field_ulonglong(f, m_row.m_stat.m_all_write.m_max);
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break;
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case 18: /* COUNT_READ_NORMAL */
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set_field_ulonglong(f, m_row.m_stat.m_read_normal.m_count);
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break;
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case 19: /* SUM_TIMER_READ_NORMAL */
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set_field_ulonglong(f, m_row.m_stat.m_read_normal.m_sum);
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break;
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case 20: /* MIN_TIMER_READ_NORMAL */
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set_field_ulonglong(f, m_row.m_stat.m_read_normal.m_min);
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break;
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case 21: /* AVG_TIMER_READ_NORMAL */
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set_field_ulonglong(f, m_row.m_stat.m_read_normal.m_avg);
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break;
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case 22: /* MAX_TIMER_READ_NORMAL */
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set_field_ulonglong(f, m_row.m_stat.m_read_normal.m_max);
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break;
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case 23: /* COUNT_READ_WITH_SHARED_LOCKS */
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set_field_ulonglong(f, m_row.m_stat.m_read_with_shared_locks.m_count);
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break;
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case 24: /* SUM_TIMER_READ_WITH_SHARED_LOCKS */
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set_field_ulonglong(f, m_row.m_stat.m_read_with_shared_locks.m_sum);
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break;
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case 25: /* MIN_TIMER_READ_WITH_SHARED_LOCKS */
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set_field_ulonglong(f, m_row.m_stat.m_read_with_shared_locks.m_min);
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break;
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case 26: /* AVG_TIMER_READ_WITH_SHARED_LOCKS */
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set_field_ulonglong(f, m_row.m_stat.m_read_with_shared_locks.m_avg);
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break;
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case 27: /* MAX_TIMER_READ_WITH_SHARED_LOCKS */
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set_field_ulonglong(f, m_row.m_stat.m_read_with_shared_locks.m_max);
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break;
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case 28: /* COUNT_READ_HIGH_PRIORITY */
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set_field_ulonglong(f, m_row.m_stat.m_read_high_priority.m_count);
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break;
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case 29: /* SUM_TIMER_READ_HIGH_PRIORITY */
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set_field_ulonglong(f, m_row.m_stat.m_read_high_priority.m_sum);
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break;
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case 30: /* MIN_TIMER_READ_HIGH_PRIORITY */
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set_field_ulonglong(f, m_row.m_stat.m_read_high_priority.m_min);
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break;
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case 31: /* AVG_TIMER_READ_HIGH_PRIORITY */
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set_field_ulonglong(f, m_row.m_stat.m_read_high_priority.m_avg);
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break;
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case 32: /* MAX_TIMER_READ_HIGH_PRIORITY */
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set_field_ulonglong(f, m_row.m_stat.m_read_high_priority.m_max);
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break;
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case 33: /* COUNT_READ_NO_INSERT */
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set_field_ulonglong(f, m_row.m_stat.m_read_no_insert.m_count);
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break;
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case 34: /* SUM_TIMER_READ_NO_INSERT */
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set_field_ulonglong(f, m_row.m_stat.m_read_no_insert.m_sum);
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break;
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case 35: /* MIN_TIMER_READ_NO_INSERT */
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set_field_ulonglong(f, m_row.m_stat.m_read_no_insert.m_min);
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break;
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case 36: /* AVG_TIMER_READ_NO_INSERT */
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set_field_ulonglong(f, m_row.m_stat.m_read_no_insert.m_avg);
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break;
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case 37: /* MAX_TIMER_READ_NO_INSERT */
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set_field_ulonglong(f, m_row.m_stat.m_read_no_insert.m_max);
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break;
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case 38: /* COUNT_READ_EXTERNAL */
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set_field_ulonglong(f, m_row.m_stat.m_read_external.m_count);
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break;
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case 39: /* SUM_TIMER_READ_EXTERNAL */
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set_field_ulonglong(f, m_row.m_stat.m_read_external.m_sum);
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break;
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case 40: /* MIN_TIMER_READ_EXTERNAL */
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set_field_ulonglong(f, m_row.m_stat.m_read_external.m_min);
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break;
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case 41: /* AVG_TIMER_READ_EXTERNAL */
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set_field_ulonglong(f, m_row.m_stat.m_read_external.m_avg);
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break;
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case 42: /* MAX_TIMER_READ_EXTERNAL */
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set_field_ulonglong(f, m_row.m_stat.m_read_external.m_max);
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break;
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case 43: /* COUNT_WRITE_ALLOW_WRITE */
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set_field_ulonglong(f, m_row.m_stat.m_write_allow_write.m_count);
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break;
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case 44: /* SUM_TIMER_WRITE_ALLOW_WRITE */
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set_field_ulonglong(f, m_row.m_stat.m_write_allow_write.m_sum);
|
|
break;
|
|
case 45: /* MIN_TIMER_WRITE_ALLOW_WRITE */
|
|
set_field_ulonglong(f, m_row.m_stat.m_write_allow_write.m_min);
|
|
break;
|
|
case 46: /* AVG_TIMER_WRITE_ALLOW_WRITE */
|
|
set_field_ulonglong(f, m_row.m_stat.m_write_allow_write.m_avg);
|
|
break;
|
|
case 47: /* MAX_TIMER_WRITE_ALLOW_WRITE */
|
|
set_field_ulonglong(f, m_row.m_stat.m_write_allow_write.m_max);
|
|
break;
|
|
|
|
case 48: /* COUNT_WRITE_CONCURRENT_INSERT */
|
|
set_field_ulonglong(f,
|
|
m_row.m_stat.m_write_concurrent_insert.m_count);
|
|
break;
|
|
case 49: /* SUM_TIMER_WRITE_CONCURRENT_INSERT */
|
|
set_field_ulonglong(f, m_row.m_stat.m_write_concurrent_insert.m_sum);
|
|
break;
|
|
case 50: /* MIN_TIMER_WRITE_CONCURRENT_INSERT */
|
|
set_field_ulonglong(f, m_row.m_stat.m_write_concurrent_insert.m_min);
|
|
break;
|
|
case 51: /* AVG_TIMER_WRITE_CONCURRENT_INSERT */
|
|
set_field_ulonglong(f, m_row.m_stat.m_write_concurrent_insert.m_avg);
|
|
break;
|
|
case 52: /* MAX_TIMER_WRITE_CONCURRENT_INSERT */
|
|
set_field_ulonglong(f, m_row.m_stat.m_write_concurrent_insert.m_max);
|
|
break;
|
|
|
|
case 53: /* COUNT_WRITE_LOW_PRIORITY */
|
|
set_field_ulonglong(f, m_row.m_stat.m_write_low_priority.m_count);
|
|
break;
|
|
case 54: /* SUM_TIMER_WRITE_LOW_PRIORITY */
|
|
set_field_ulonglong(f, m_row.m_stat.m_write_low_priority.m_sum);
|
|
break;
|
|
case 55: /* MIN_TIMER_WRITE_LOW_PRIORITY */
|
|
set_field_ulonglong(f, m_row.m_stat.m_write_low_priority.m_min);
|
|
break;
|
|
case 56: /* AVG_TIMER_WRITE_LOW_PRIORITY */
|
|
set_field_ulonglong(f, m_row.m_stat.m_write_low_priority.m_avg);
|
|
break;
|
|
case 57: /* MAX_TIMER_WRITE_LOW_PRIORITY */
|
|
set_field_ulonglong(f, m_row.m_stat.m_write_low_priority.m_max);
|
|
break;
|
|
|
|
case 58: /* COUNT_WRITE_NORMAL */
|
|
set_field_ulonglong(f, m_row.m_stat.m_write_normal.m_count);
|
|
break;
|
|
case 59: /* SUM_TIMER_WRITE_NORMAL */
|
|
set_field_ulonglong(f, m_row.m_stat.m_write_normal.m_sum);
|
|
break;
|
|
case 60: /* MIN_TIMER_WRITE_NORMAL */
|
|
set_field_ulonglong(f, m_row.m_stat.m_write_normal.m_min);
|
|
break;
|
|
case 61: /* AVG_TIMER_WRITE_NORMAL */
|
|
set_field_ulonglong(f, m_row.m_stat.m_write_normal.m_avg);
|
|
break;
|
|
case 62: /* MAX_TIMER_WRITE_NORMAL */
|
|
set_field_ulonglong(f, m_row.m_stat.m_write_normal.m_max);
|
|
break;
|
|
|
|
case 63: /* COUNT_WRITE_EXTERNAL */
|
|
set_field_ulonglong(f, m_row.m_stat.m_write_external.m_count);
|
|
break;
|
|
case 64: /* SUM_TIMER_WRITE_EXTERNAL */
|
|
set_field_ulonglong(f, m_row.m_stat.m_write_external.m_sum);
|
|
break;
|
|
case 65: /* MIN_TIMER_WRITE_EXTERNAL */
|
|
set_field_ulonglong(f, m_row.m_stat.m_write_external.m_min);
|
|
break;
|
|
case 66: /* AVG_TIMER_WRITE_EXTERNAL */
|
|
set_field_ulonglong(f, m_row.m_stat.m_write_external.m_avg);
|
|
break;
|
|
case 67: /* MAX_TIMER_WRITE_EXTERNAL */
|
|
set_field_ulonglong(f, m_row.m_stat.m_write_external.m_max);
|
|
break;
|
|
|
|
default:
|
|
DBUG_ASSERT(false);
|
|
}
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|