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340 lines
13 KiB
C++
340 lines
13 KiB
C++
/* Copyright (c) 2010, 2023, Oracle and/or its affiliates.
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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 Street, Fifth Floor, Boston, MA 02110-1335 USA */
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/**
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@file storage/perfschema/table_tiws_by_table.cc
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Table TABLE_IO_WAITS_SUMMARY_BY_TABLE (implementation).
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*/
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#include "my_global.h"
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#include "my_thread.h"
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#include "pfs_instr_class.h"
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#include "pfs_column_types.h"
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#include "pfs_column_values.h"
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#include "table_tiws_by_table.h"
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#include "pfs_global.h"
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#include "pfs_visitor.h"
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#include "pfs_buffer_container.h"
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#include "field.h"
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THR_LOCK table_tiws_by_table::m_table_lock;
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PFS_engine_table_share_state
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table_tiws_by_table::m_share_state = {
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false /* m_checked */
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};
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PFS_engine_table_share
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table_tiws_by_table::m_share=
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{
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{ C_STRING_WITH_LEN("table_io_waits_summary_by_table") },
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&pfs_truncatable_acl,
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table_tiws_by_table::create,
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NULL, /* write_row */
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table_tiws_by_table::delete_all_rows,
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table_tiws_by_table::get_row_count,
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sizeof(PFS_simple_index),
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&m_table_lock,
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{ C_STRING_WITH_LEN("CREATE TABLE table_io_waits_summary_by_table("
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"OBJECT_TYPE VARCHAR(64) comment 'Since this table records waits by table, always set to TABLE.',"
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"OBJECT_SCHEMA VARCHAR(64) comment 'Schema name.',"
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"OBJECT_NAME VARCHAR(64) comment 'Table name.',"
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"COUNT_STAR BIGINT unsigned not null comment 'Number of summarized events and the sum of the x_READ and x_WRITE columns.',"
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"SUM_TIMER_WAIT BIGINT unsigned not null comment 'Total wait time of the summarized events that are timed.',"
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"MIN_TIMER_WAIT BIGINT unsigned not null comment 'Minimum wait time of the summarized events that are timed.',"
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"AVG_TIMER_WAIT BIGINT unsigned not null comment 'Average wait time of the summarized events that are timed.',"
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"MAX_TIMER_WAIT BIGINT unsigned not null comment 'Maximum wait time of the summarized events that are timed.',"
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"COUNT_READ BIGINT unsigned not null comment 'Number of all read operations, and the sum of the equivalent x_FETCH columns.',"
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"SUM_TIMER_READ BIGINT unsigned not null comment 'Total wait time of all read operations that are timed.',"
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"MIN_TIMER_READ BIGINT unsigned not null comment 'Minimum wait time of all read operations that are timed.',"
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"AVG_TIMER_READ BIGINT unsigned not null comment 'Average wait time of all read operations that are timed.',"
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"MAX_TIMER_READ BIGINT unsigned not null comment 'Maximum wait time of all read operations that are timed.',"
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"COUNT_WRITE BIGINT unsigned not null comment 'Number of all write operations, and the sum of the equivalent x_INSERT, x_UPDATE and x_DELETE columns.',"
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"SUM_TIMER_WRITE BIGINT unsigned not null comment 'Total wait time of all write operations that are timed.',"
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"MIN_TIMER_WRITE BIGINT unsigned not null comment 'Minimum wait time of all write operations that are timed.',"
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"AVG_TIMER_WRITE BIGINT unsigned not null comment 'Average wait time of all write operations that are timed.',"
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"MAX_TIMER_WRITE BIGINT unsigned not null comment 'Maximum wait time of all write operations that are timed.',"
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"COUNT_FETCH BIGINT unsigned not null comment 'Number of all fetch operations.',"
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"SUM_TIMER_FETCH BIGINT unsigned not null comment 'Total wait time of all fetch operations that are timed.',"
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"MIN_TIMER_FETCH BIGINT unsigned not null comment 'Minimum wait time of all fetch operations that are timed.',"
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"AVG_TIMER_FETCH BIGINT unsigned not null comment 'Average wait time of all fetch operations that are timed.',"
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"MAX_TIMER_FETCH BIGINT unsigned not null comment 'Maximum wait time of all fetch operations that are timed.',"
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"COUNT_INSERT BIGINT unsigned not null comment 'Number of all insert operations.',"
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"SUM_TIMER_INSERT BIGINT unsigned not null comment 'Total wait time of all insert operations that are timed.',"
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"MIN_TIMER_INSERT BIGINT unsigned not null comment 'Minimum wait time of all insert operations that are timed.',"
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"AVG_TIMER_INSERT BIGINT unsigned not null comment 'Average wait time of all insert operations that are timed.',"
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"MAX_TIMER_INSERT BIGINT unsigned not null comment 'Maximum wait time of all insert operations that are timed.',"
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"COUNT_UPDATE BIGINT unsigned not null comment 'Number of all update operations.',"
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"SUM_TIMER_UPDATE BIGINT unsigned not null comment 'Total wait time of all update operations that are timed.',"
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"MIN_TIMER_UPDATE BIGINT unsigned not null comment 'Minimum wait time of all update operations that are timed.',"
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"AVG_TIMER_UPDATE BIGINT unsigned not null comment 'Average wait time of all update operations that are timed.',"
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"MAX_TIMER_UPDATE BIGINT unsigned not null comment 'Maximum wait time of all update operations that are timed.',"
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"COUNT_DELETE BIGINT unsigned not null comment 'Number of all delete operations.',"
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"SUM_TIMER_DELETE BIGINT unsigned not null comment 'Total wait time of all delete operations that are timed.',"
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"MIN_TIMER_DELETE BIGINT unsigned not null comment 'Minimum wait time of all delete operations that are timed.',"
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"AVG_TIMER_DELETE BIGINT unsigned not null comment 'Average wait time of all delete operations that are timed.',"
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"MAX_TIMER_DELETE BIGINT unsigned not null comment 'Maximum wait time of all delete operations that are timed.')") },
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false, /* m_perpetual */
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false, /* m_optional */
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&m_share_state
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};
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PFS_engine_table*
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table_tiws_by_table::create(void)
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{
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return new table_tiws_by_table();
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}
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int
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table_tiws_by_table::delete_all_rows(void)
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{
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reset_table_io_waits_by_table_handle();
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reset_table_io_waits_by_table();
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return 0;
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}
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ha_rows
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table_tiws_by_table::get_row_count(void)
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{
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return global_table_share_container.get_row_count();
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}
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table_tiws_by_table::table_tiws_by_table()
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: PFS_engine_table(&m_share, &m_pos),
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m_row_exists(false), m_pos(0), m_next_pos(0)
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{}
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void table_tiws_by_table::reset_position(void)
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{
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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_tiws_by_table::rnd_init(bool scan)
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{
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m_normalizer= time_normalizer::get(wait_timer);
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return 0;
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}
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int table_tiws_by_table::rnd_next(void)
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{
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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= global_table_share_container.iterate(m_pos.m_index);
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do
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{
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pfs= it.scan_next(& m_pos.m_index);
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if (pfs != NULL)
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{
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if (pfs->m_enabled)
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{
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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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} while (pfs != NULL);
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return HA_ERR_END_OF_FILE;
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}
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int
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table_tiws_by_table::rnd_pos(const void *pos)
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{
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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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{
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if (pfs->m_enabled)
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{
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make_row(pfs);
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return 0;
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}
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}
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return HA_ERR_RECORD_DELETED;
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}
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void table_tiws_by_table::make_row(PFS_table_share *share)
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{
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pfs_optimistic_state lock;
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m_row_exists= false;
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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;
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PFS_table_io_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;
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m_row_exists= true;
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m_row.m_stat.set(m_normalizer, &visitor.m_stat);
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}
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int table_tiws_by_table::read_row_values(TABLE *table,
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unsigned char *buf,
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Field **fields,
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bool read_all)
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{
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Field *f;
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if (unlikely(! m_row_exists))
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return HA_ERR_RECORD_DELETED;
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/* Set the null bits */
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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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{
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if (read_all || bitmap_is_set(table->read_set, f->field_index))
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{
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switch(f->field_index)
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{
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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 */
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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 */
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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 */
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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 */
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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_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_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_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_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_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_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_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_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_FETCH */
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set_field_ulonglong(f, m_row.m_stat.m_fetch.m_count);
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break;
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case 19: /* SUM_FETCH */
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set_field_ulonglong(f, m_row.m_stat.m_fetch.m_sum);
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break;
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case 20: /* MIN_FETCH */
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set_field_ulonglong(f, m_row.m_stat.m_fetch.m_min);
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break;
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case 21: /* AVG_FETCH */
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set_field_ulonglong(f, m_row.m_stat.m_fetch.m_avg);
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break;
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case 22: /* MAX_FETCH */
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set_field_ulonglong(f, m_row.m_stat.m_fetch.m_max);
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break;
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case 23: /* COUNT_INSERT */
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set_field_ulonglong(f, m_row.m_stat.m_insert.m_count);
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break;
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case 24: /* SUM_INSERT */
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set_field_ulonglong(f, m_row.m_stat.m_insert.m_sum);
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break;
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case 25: /* MIN_INSERT */
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set_field_ulonglong(f, m_row.m_stat.m_insert.m_min);
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break;
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case 26: /* AVG_INSERT */
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set_field_ulonglong(f, m_row.m_stat.m_insert.m_avg);
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break;
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case 27: /* MAX_INSERT */
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set_field_ulonglong(f, m_row.m_stat.m_insert.m_max);
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break;
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case 28: /* COUNT_UPDATE */
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set_field_ulonglong(f, m_row.m_stat.m_update.m_count);
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break;
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case 29: /* SUM_UPDATE */
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set_field_ulonglong(f, m_row.m_stat.m_update.m_sum);
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break;
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case 30: /* MIN_UPDATE */
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set_field_ulonglong(f, m_row.m_stat.m_update.m_min);
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break;
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case 31: /* AVG_UPDATE */
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set_field_ulonglong(f, m_row.m_stat.m_update.m_avg);
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break;
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case 32: /* MAX_UPDATE */
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set_field_ulonglong(f, m_row.m_stat.m_update.m_max);
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break;
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case 33: /* COUNT_DELETE */
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set_field_ulonglong(f, m_row.m_stat.m_delete.m_count);
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break;
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case 34: /* SUM_DELETE */
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set_field_ulonglong(f, m_row.m_stat.m_delete.m_sum);
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break;
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case 35: /* MIN_DELETE */
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set_field_ulonglong(f, m_row.m_stat.m_delete.m_min);
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break;
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case 36: /* AVG_DELETE */
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set_field_ulonglong(f, m_row.m_stat.m_delete.m_avg);
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break;
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case 37: /* MAX_DELETE */
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set_field_ulonglong(f, m_row.m_stat.m_delete.m_max);
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break;
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default:
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assert(false);
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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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