333 lines
10 KiB
C++
333 lines
10 KiB
C++
/* Copyright (c) 2008, 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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@file storage/perfschema/table_socket_summary_by_instance.cc
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Table SOCKET_SUMMARY_BY_INSTANCE (implementation).
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*/
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#include "storage/perfschema/table_socket_summary_by_instance.h"
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#include <stddef.h>
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#include "my_compiler.h"
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#include "my_dbug.h"
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#include "my_inttypes.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.h"
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THR_LOCK table_socket_summary_by_instance::m_table_lock;
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Plugin_table table_socket_summary_by_instance::m_table_def(
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/* Schema name */
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"performance_schema",
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/* Name */
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"socket_summary_by_instance",
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/* Definition */
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" EVENT_NAME VARCHAR(128) not null,\n"
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" OBJECT_INSTANCE_BEGIN BIGINT unsigned not null,\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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" SUM_NUMBER_OF_BYTES_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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" SUM_NUMBER_OF_BYTES_WRITE BIGINT unsigned not null,\n"
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" COUNT_MISC BIGINT unsigned not null,\n"
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" SUM_TIMER_MISC BIGINT unsigned not null,\n"
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" MIN_TIMER_MISC BIGINT unsigned not null,\n"
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" AVG_TIMER_MISC BIGINT unsigned not null,\n"
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" MAX_TIMER_MISC BIGINT unsigned not null,\n"
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" PRIMARY KEY (object_instance_begin) USING HASH,\n"
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" KEY (event_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_socket_summary_by_instance::m_share = {
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&pfs_truncatable_acl,
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table_socket_summary_by_instance::create,
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NULL, /* write_row */
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table_socket_summary_by_instance::delete_all_rows,
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table_socket_summary_by_instance::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_socket_summary_by_instance_by_instance::match(
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const PFS_socket *pfs) {
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if (m_fields >= 1) {
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if (!m_key.match(pfs)) {
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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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bool PFS_index_socket_summary_by_instance_by_event_name::match(
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const PFS_socket *pfs) {
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if (m_fields >= 1) {
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if (!m_key.match(pfs)) {
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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_socket_summary_by_instance::create(
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PFS_engine_table_share *) {
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return new table_socket_summary_by_instance();
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}
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table_socket_summary_by_instance::table_socket_summary_by_instance()
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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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int table_socket_summary_by_instance::delete_all_rows(void) {
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reset_socket_instance_io();
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return 0;
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}
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ha_rows table_socket_summary_by_instance::get_row_count(void) {
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return global_socket_container.get_row_count();
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}
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void table_socket_summary_by_instance::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_socket_summary_by_instance::rnd_next(void) {
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PFS_socket *pfs;
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m_pos.set_at(&m_next_pos);
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PFS_socket_iterator it = global_socket_container.iterate(m_pos.m_index);
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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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return HA_ERR_END_OF_FILE;
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}
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int table_socket_summary_by_instance::rnd_pos(const void *pos) {
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PFS_socket *pfs;
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set_position(pos);
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pfs = global_socket_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_socket_summary_by_instance::index_init(uint idx, bool) {
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PFS_index_socket_summary_by_instance *result = NULL;
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switch (idx) {
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case 0:
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result = PFS_NEW(PFS_index_socket_summary_by_instance_by_instance);
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break;
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case 1:
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result = PFS_NEW(PFS_index_socket_summary_by_instance_by_event_name);
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break;
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default:
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DBUG_ASSERT(false);
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break;
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}
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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_socket_summary_by_instance::index_next(void) {
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PFS_socket *pfs;
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m_pos.set_at(&m_next_pos);
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PFS_socket_iterator it = global_socket_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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if (m_opened_index->match(pfs)) {
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if (!make_row(pfs)) {
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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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} while (pfs != NULL);
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return HA_ERR_END_OF_FILE;
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}
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int table_socket_summary_by_instance::make_row(PFS_socket *pfs) {
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pfs_optimistic_state lock;
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PFS_socket_class *safe_class;
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/* Protect this reader against a socket delete */
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pfs->m_lock.begin_optimistic_lock(&lock);
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safe_class = sanitize_socket_class(pfs->m_class);
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if (unlikely(safe_class == NULL)) {
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return HA_ERR_RECORD_DELETED;
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}
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m_row.m_event_name.make_row(safe_class);
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m_row.m_identity = pfs->m_identity;
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/* Collect timer and byte count stats */
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m_row.m_io_stat.set(m_normalizer, &pfs->m_socket_stat.m_io_stat);
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if (!pfs->m_lock.end_optimistic_lock(&lock)) {
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return HA_ERR_RECORD_DELETED;
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}
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return 0;
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}
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int table_socket_summary_by_instance::read_row_values(TABLE *table,
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unsigned char *,
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Field **fields,
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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 == 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: /* EVENT_NAME */
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m_row.m_event_name.set_field(f);
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break;
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case 1: /* OBJECT_INSTANCE */
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set_field_ulonglong(f, (ulonglong)m_row.m_identity);
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break;
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case 2: /* COUNT_STAR */
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set_field_ulonglong(f, m_row.m_io_stat.m_all.m_waits.m_count);
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break;
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case 3: /* SUM_TIMER_WAIT */
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set_field_ulonglong(f, m_row.m_io_stat.m_all.m_waits.m_sum);
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break;
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case 4: /* MIN_TIMER_WAIT */
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set_field_ulonglong(f, m_row.m_io_stat.m_all.m_waits.m_min);
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break;
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case 5: /* AVG_TIMER_WAIT */
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set_field_ulonglong(f, m_row.m_io_stat.m_all.m_waits.m_avg);
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break;
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case 6: /* MAX_TIMER_WAIT */
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set_field_ulonglong(f, m_row.m_io_stat.m_all.m_waits.m_max);
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break;
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case 7: /* COUNT_READ */
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set_field_ulonglong(f, m_row.m_io_stat.m_read.m_waits.m_count);
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break;
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case 8: /* SUM_TIMER_READ */
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set_field_ulonglong(f, m_row.m_io_stat.m_read.m_waits.m_sum);
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break;
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case 9: /* MIN_TIMER_READ */
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set_field_ulonglong(f, m_row.m_io_stat.m_read.m_waits.m_min);
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break;
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case 10: /* AVG_TIMER_READ */
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set_field_ulonglong(f, m_row.m_io_stat.m_read.m_waits.m_avg);
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break;
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case 11: /* MAX_TIMER_READ */
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set_field_ulonglong(f, m_row.m_io_stat.m_read.m_waits.m_max);
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break;
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case 12: /* SUM_NUMBER_OF_BYTES_READ */
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set_field_ulonglong(f, m_row.m_io_stat.m_read.m_bytes);
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break;
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case 13: /* COUNT_WRITE */
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set_field_ulonglong(f, m_row.m_io_stat.m_write.m_waits.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_io_stat.m_write.m_waits.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_io_stat.m_write.m_waits.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_io_stat.m_write.m_waits.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_io_stat.m_write.m_waits.m_max);
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break;
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case 18: /* SUM_NUMBER_OF_BYTES_WRITE */
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set_field_ulonglong(f, m_row.m_io_stat.m_write.m_bytes);
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break;
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case 19: /* COUNT_MISC */
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set_field_ulonglong(f, m_row.m_io_stat.m_misc.m_waits.m_count);
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break;
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case 20: /* SUM_TIMER_MISC */
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set_field_ulonglong(f, m_row.m_io_stat.m_misc.m_waits.m_sum);
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break;
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case 21: /* MIN_TIMER_MISC */
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set_field_ulonglong(f, m_row.m_io_stat.m_misc.m_waits.m_min);
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break;
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case 22: /* AVG_TIMER_MISC */
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set_field_ulonglong(f, m_row.m_io_stat.m_misc.m_waits.m_avg);
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break;
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case 23: /* MAX_TIMER_MISC */
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set_field_ulonglong(f, m_row.m_io_stat.m_misc.m_waits.m_max);
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break;
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default:
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DBUG_ASSERT(false);
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break;
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}
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}
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}
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return 0;
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}
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