530 lines
17 KiB
C++
530 lines
17 KiB
C++
/* Copyright (c) 2010, 2019, Oracle and/or its affiliates. All rights reserved.
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License, version 2.0,
|
|
as published by the Free Software Foundation.
|
|
|
|
This program is also distributed with certain software (including
|
|
but not limited to OpenSSL) that is licensed under separate terms,
|
|
as designated in a particular file or component or in included license
|
|
documentation. The authors of MySQL hereby grant you an additional
|
|
permission to link the program and your derivative works with the
|
|
separately licensed software that they have included with MySQL.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License, version 2.0, for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
|
|
|
|
/**
|
|
@file storage/perfschema/table_ews_global_by_event_name.cc
|
|
Table EVENTS_WAITS_SUMMARY_GLOBAL_BY_EVENT_NAME (implementation).
|
|
*/
|
|
|
|
#include "storage/perfschema/table_ews_global_by_event_name.h"
|
|
|
|
#include <stddef.h>
|
|
|
|
#include "my_dbug.h"
|
|
#include "my_thread.h"
|
|
#include "sql/field.h"
|
|
#include "sql/plugin_table.h"
|
|
#include "sql/table.h"
|
|
#include "storage/perfschema/pfs_column_types.h"
|
|
#include "storage/perfschema/pfs_column_values.h"
|
|
#include "storage/perfschema/pfs_global.h"
|
|
#include "storage/perfschema/pfs_instr.h"
|
|
#include "storage/perfschema/pfs_instr_class.h"
|
|
#include "storage/perfschema/pfs_timer.h"
|
|
#include "storage/perfschema/pfs_visitor.h"
|
|
|
|
THR_LOCK table_ews_global_by_event_name::m_table_lock;
|
|
|
|
Plugin_table table_ews_global_by_event_name::m_table_def(
|
|
/* Schema name */
|
|
"performance_schema",
|
|
/* Name */
|
|
"events_waits_summary_global_by_event_name",
|
|
/* Definition */
|
|
" EVENT_NAME VARCHAR(128) not null,\n"
|
|
" COUNT_STAR BIGINT unsigned not null,\n"
|
|
" SUM_TIMER_WAIT BIGINT unsigned not null,\n"
|
|
" MIN_TIMER_WAIT BIGINT unsigned not null,\n"
|
|
" AVG_TIMER_WAIT BIGINT unsigned not null,\n"
|
|
" MAX_TIMER_WAIT BIGINT unsigned not null,\n"
|
|
" PRIMARY KEY (EVENT_NAME) USING HASH\n",
|
|
/* Options */
|
|
" ENGINE=PERFORMANCE_SCHEMA",
|
|
/* Tablespace */
|
|
nullptr);
|
|
|
|
PFS_engine_table_share table_ews_global_by_event_name::m_share = {
|
|
&pfs_truncatable_acl,
|
|
table_ews_global_by_event_name::create,
|
|
NULL, /* write_row */
|
|
table_ews_global_by_event_name::delete_all_rows,
|
|
table_ews_global_by_event_name::get_row_count,
|
|
sizeof(pos_ews_global_by_event_name),
|
|
&m_table_lock,
|
|
&m_table_def,
|
|
false, /* perpetual */
|
|
PFS_engine_table_proxy(),
|
|
{0},
|
|
false /* m_in_purgatory */
|
|
};
|
|
|
|
bool PFS_index_ews_global_by_event_name::match_view(uint view) {
|
|
if (m_fields >= 1) {
|
|
return m_key.match_view(view);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool PFS_index_ews_global_by_event_name::match(PFS_instr_class *instr_class) {
|
|
if (m_fields >= 1) {
|
|
if (!m_key.match(instr_class)) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
PFS_engine_table *table_ews_global_by_event_name::create(
|
|
PFS_engine_table_share *) {
|
|
return new table_ews_global_by_event_name();
|
|
}
|
|
|
|
int table_ews_global_by_event_name::delete_all_rows(void) {
|
|
reset_events_waits_by_instance();
|
|
reset_table_waits_by_table_handle();
|
|
reset_table_waits_by_table();
|
|
reset_events_waits_by_class();
|
|
return 0;
|
|
}
|
|
|
|
ha_rows table_ews_global_by_event_name::get_row_count(void) {
|
|
return wait_class_max;
|
|
}
|
|
|
|
table_ews_global_by_event_name::table_ews_global_by_event_name()
|
|
: PFS_engine_table(&m_share, &m_pos), m_pos(), m_next_pos() {
|
|
// For all cases except IDLE
|
|
m_normalizer = time_normalizer::get_wait();
|
|
}
|
|
|
|
void table_ews_global_by_event_name::reset_position(void) {
|
|
m_pos.reset();
|
|
m_next_pos.reset();
|
|
}
|
|
|
|
int table_ews_global_by_event_name::rnd_next(void) {
|
|
PFS_mutex_class *mutex_class;
|
|
PFS_rwlock_class *rwlock_class;
|
|
PFS_cond_class *cond_class;
|
|
PFS_file_class *file_class;
|
|
PFS_socket_class *socket_class;
|
|
PFS_instr_class *instr_class;
|
|
|
|
for (m_pos.set_at(&m_next_pos); m_pos.has_more_view(); m_pos.next_view()) {
|
|
switch (m_pos.m_index_1) {
|
|
case pos_ews_global_by_event_name::VIEW_MUTEX:
|
|
mutex_class = find_mutex_class(m_pos.m_index_2);
|
|
if (mutex_class) {
|
|
m_next_pos.set_after(&m_pos);
|
|
return make_mutex_row(mutex_class);
|
|
}
|
|
break;
|
|
case pos_ews_global_by_event_name::VIEW_RWLOCK:
|
|
rwlock_class = find_rwlock_class(m_pos.m_index_2);
|
|
if (rwlock_class) {
|
|
m_next_pos.set_after(&m_pos);
|
|
return make_rwlock_row(rwlock_class);
|
|
}
|
|
break;
|
|
case pos_ews_global_by_event_name::VIEW_COND:
|
|
cond_class = find_cond_class(m_pos.m_index_2);
|
|
if (cond_class) {
|
|
m_next_pos.set_after(&m_pos);
|
|
return make_cond_row(cond_class);
|
|
}
|
|
break;
|
|
case pos_ews_global_by_event_name::VIEW_FILE:
|
|
file_class = find_file_class(m_pos.m_index_2);
|
|
if (file_class) {
|
|
m_next_pos.set_after(&m_pos);
|
|
return make_file_row(file_class);
|
|
}
|
|
break;
|
|
case pos_ews_global_by_event_name::VIEW_TABLE:
|
|
if (m_pos.m_index_2 == 1) {
|
|
m_next_pos.set_after(&m_pos);
|
|
return make_table_io_row(&global_table_io_class);
|
|
}
|
|
if (m_pos.m_index_2 == 2) {
|
|
m_next_pos.set_after(&m_pos);
|
|
return make_table_lock_row(&global_table_lock_class);
|
|
}
|
|
break;
|
|
case pos_ews_global_by_event_name::VIEW_SOCKET:
|
|
socket_class = find_socket_class(m_pos.m_index_2);
|
|
if (socket_class) {
|
|
m_next_pos.set_after(&m_pos);
|
|
return make_socket_row(socket_class);
|
|
}
|
|
break;
|
|
case pos_ews_global_by_event_name::VIEW_IDLE:
|
|
instr_class = find_idle_class(m_pos.m_index_2);
|
|
if (instr_class) {
|
|
m_next_pos.set_after(&m_pos);
|
|
return make_idle_row(instr_class);
|
|
}
|
|
break;
|
|
case pos_ews_global_by_event_name::VIEW_METADATA:
|
|
instr_class = find_metadata_class(m_pos.m_index_2);
|
|
if (instr_class) {
|
|
m_next_pos.set_after(&m_pos);
|
|
return make_metadata_row(instr_class);
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
return HA_ERR_END_OF_FILE;
|
|
}
|
|
|
|
int table_ews_global_by_event_name::rnd_pos(const void *pos) {
|
|
PFS_mutex_class *mutex_class;
|
|
PFS_rwlock_class *rwlock_class;
|
|
PFS_cond_class *cond_class;
|
|
PFS_file_class *file_class;
|
|
PFS_socket_class *socket_class;
|
|
PFS_instr_class *instr_class;
|
|
|
|
set_position(pos);
|
|
|
|
switch (m_pos.m_index_1) {
|
|
case pos_ews_global_by_event_name::VIEW_MUTEX:
|
|
mutex_class = find_mutex_class(m_pos.m_index_2);
|
|
if (mutex_class) {
|
|
return make_mutex_row(mutex_class);
|
|
}
|
|
break;
|
|
case pos_ews_global_by_event_name::VIEW_RWLOCK:
|
|
rwlock_class = find_rwlock_class(m_pos.m_index_2);
|
|
if (rwlock_class) {
|
|
return make_rwlock_row(rwlock_class);
|
|
}
|
|
break;
|
|
case pos_ews_global_by_event_name::VIEW_COND:
|
|
cond_class = find_cond_class(m_pos.m_index_2);
|
|
if (cond_class) {
|
|
return make_cond_row(cond_class);
|
|
}
|
|
break;
|
|
case pos_ews_global_by_event_name::VIEW_FILE:
|
|
file_class = find_file_class(m_pos.m_index_2);
|
|
if (file_class) {
|
|
return make_file_row(file_class);
|
|
}
|
|
break;
|
|
case pos_ews_global_by_event_name::VIEW_TABLE:
|
|
DBUG_ASSERT(m_pos.m_index_2 >= 1);
|
|
DBUG_ASSERT(m_pos.m_index_2 <= 2);
|
|
if (m_pos.m_index_2 == 1) {
|
|
return make_table_io_row(&global_table_io_class);
|
|
} else {
|
|
return make_table_lock_row(&global_table_lock_class);
|
|
}
|
|
break;
|
|
case pos_ews_global_by_event_name::VIEW_SOCKET:
|
|
socket_class = find_socket_class(m_pos.m_index_2);
|
|
if (socket_class) {
|
|
return make_socket_row(socket_class);
|
|
}
|
|
break;
|
|
case pos_ews_global_by_event_name::VIEW_IDLE:
|
|
instr_class = find_idle_class(m_pos.m_index_2);
|
|
if (instr_class) {
|
|
return make_idle_row(instr_class);
|
|
}
|
|
break;
|
|
case pos_ews_global_by_event_name::VIEW_METADATA:
|
|
instr_class = find_metadata_class(m_pos.m_index_2);
|
|
if (instr_class) {
|
|
return make_metadata_row(instr_class);
|
|
}
|
|
break;
|
|
default:
|
|
DBUG_ASSERT(false);
|
|
break;
|
|
}
|
|
|
|
return HA_ERR_RECORD_DELETED;
|
|
}
|
|
|
|
int table_ews_global_by_event_name::index_init(uint idx MY_ATTRIBUTE((unused)),
|
|
bool) {
|
|
PFS_index_ews_global_by_event_name *result = NULL;
|
|
DBUG_ASSERT(idx == 0);
|
|
result = PFS_NEW(PFS_index_ews_global_by_event_name);
|
|
m_opened_index = result;
|
|
m_index = result;
|
|
return 0;
|
|
}
|
|
|
|
int table_ews_global_by_event_name::index_next(void) {
|
|
PFS_mutex_class *mutex_class;
|
|
PFS_rwlock_class *rwlock_class;
|
|
PFS_cond_class *cond_class;
|
|
PFS_file_class *file_class;
|
|
PFS_instr_class *table_class;
|
|
PFS_socket_class *socket_class;
|
|
PFS_instr_class *instr_class;
|
|
|
|
for (m_pos.set_at(&m_next_pos); m_pos.has_more_view(); m_pos.next_view()) {
|
|
if (!m_opened_index->match_view(m_pos.m_index_1)) {
|
|
continue;
|
|
}
|
|
|
|
switch (m_pos.m_index_1) {
|
|
case pos_ews_global_by_event_name::VIEW_MUTEX:
|
|
do {
|
|
mutex_class = find_mutex_class(m_pos.m_index_2);
|
|
if (mutex_class) {
|
|
if (m_opened_index->match(mutex_class)) {
|
|
m_next_pos.set_after(&m_pos);
|
|
return make_mutex_row(mutex_class);
|
|
}
|
|
m_pos.set_after(&m_pos);
|
|
}
|
|
} while (mutex_class != NULL);
|
|
break;
|
|
case pos_ews_global_by_event_name::VIEW_RWLOCK:
|
|
do {
|
|
rwlock_class = find_rwlock_class(m_pos.m_index_2);
|
|
if (rwlock_class) {
|
|
if (m_opened_index->match(rwlock_class)) {
|
|
m_next_pos.set_after(&m_pos);
|
|
return make_rwlock_row(rwlock_class);
|
|
}
|
|
m_pos.set_after(&m_pos);
|
|
}
|
|
} while (rwlock_class != NULL);
|
|
|
|
break;
|
|
case pos_ews_global_by_event_name::VIEW_COND:
|
|
do {
|
|
cond_class = find_cond_class(m_pos.m_index_2);
|
|
if (cond_class) {
|
|
if (m_opened_index->match(cond_class)) {
|
|
m_next_pos.set_after(&m_pos);
|
|
return make_cond_row(cond_class);
|
|
}
|
|
m_pos.set_after(&m_pos);
|
|
}
|
|
} while (cond_class != NULL);
|
|
break;
|
|
case pos_ews_global_by_event_name::VIEW_FILE:
|
|
do {
|
|
file_class = find_file_class(m_pos.m_index_2);
|
|
if (file_class) {
|
|
if (m_opened_index->match(file_class)) {
|
|
m_next_pos.set_after(&m_pos);
|
|
return make_file_row(file_class);
|
|
}
|
|
m_pos.set_after(&m_pos);
|
|
}
|
|
} while (file_class != NULL);
|
|
break;
|
|
case pos_ews_global_by_event_name::VIEW_TABLE:
|
|
do {
|
|
table_class = find_table_class(m_pos.m_index_2);
|
|
if (table_class) {
|
|
if (m_opened_index->match(table_class)) {
|
|
m_next_pos.set_after(&m_pos);
|
|
if (m_pos.m_index_2 == 1) {
|
|
return make_table_io_row(table_class);
|
|
} else {
|
|
return make_table_lock_row(table_class);
|
|
}
|
|
}
|
|
m_pos.set_after(&m_pos);
|
|
}
|
|
} while (table_class != NULL);
|
|
break;
|
|
case pos_ews_global_by_event_name::VIEW_SOCKET:
|
|
do {
|
|
socket_class = find_socket_class(m_pos.m_index_2);
|
|
if (socket_class) {
|
|
if (m_opened_index->match(socket_class)) {
|
|
m_next_pos.set_after(&m_pos);
|
|
return make_socket_row(socket_class);
|
|
}
|
|
m_pos.set_after(&m_pos);
|
|
}
|
|
} while (socket_class != NULL);
|
|
break;
|
|
case pos_ews_global_by_event_name::VIEW_IDLE:
|
|
do {
|
|
instr_class = find_idle_class(m_pos.m_index_2);
|
|
if (instr_class) {
|
|
if (m_opened_index->match(instr_class)) {
|
|
m_next_pos.set_after(&m_pos);
|
|
return make_idle_row(instr_class);
|
|
}
|
|
m_pos.set_after(&m_pos);
|
|
}
|
|
} while (instr_class != NULL);
|
|
break;
|
|
case pos_ews_global_by_event_name::VIEW_METADATA:
|
|
do {
|
|
instr_class = find_metadata_class(m_pos.m_index_2);
|
|
if (instr_class) {
|
|
if (m_opened_index->match(instr_class)) {
|
|
m_next_pos.set_after(&m_pos);
|
|
return make_metadata_row(instr_class);
|
|
}
|
|
m_pos.set_after(&m_pos);
|
|
}
|
|
} while (instr_class != NULL);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
return HA_ERR_END_OF_FILE;
|
|
}
|
|
|
|
int table_ews_global_by_event_name::make_mutex_row(PFS_mutex_class *klass) {
|
|
m_row.m_event_name.make_row(klass);
|
|
|
|
PFS_instance_wait_visitor visitor;
|
|
PFS_instance_iterator::visit_mutex_instances(klass, &visitor);
|
|
|
|
m_row.m_stat.set(m_normalizer, &visitor.m_stat);
|
|
return 0;
|
|
}
|
|
|
|
int table_ews_global_by_event_name::make_rwlock_row(PFS_rwlock_class *klass) {
|
|
m_row.m_event_name.make_row(klass);
|
|
|
|
PFS_instance_wait_visitor visitor;
|
|
PFS_instance_iterator::visit_rwlock_instances(klass, &visitor);
|
|
|
|
m_row.m_stat.set(m_normalizer, &visitor.m_stat);
|
|
return 0;
|
|
}
|
|
|
|
int table_ews_global_by_event_name::make_cond_row(PFS_cond_class *klass) {
|
|
m_row.m_event_name.make_row(klass);
|
|
|
|
PFS_instance_wait_visitor visitor;
|
|
PFS_instance_iterator::visit_cond_instances(klass, &visitor);
|
|
|
|
m_row.m_stat.set(m_normalizer, &visitor.m_stat);
|
|
return 0;
|
|
}
|
|
|
|
int table_ews_global_by_event_name::make_file_row(PFS_file_class *klass) {
|
|
m_row.m_event_name.make_row(klass);
|
|
|
|
PFS_instance_wait_visitor visitor;
|
|
PFS_instance_iterator::visit_file_instances(klass, &visitor);
|
|
|
|
m_row.m_stat.set(m_normalizer, &visitor.m_stat);
|
|
return 0;
|
|
}
|
|
|
|
int table_ews_global_by_event_name::make_table_io_row(PFS_instr_class *klass) {
|
|
m_row.m_event_name.make_row(klass);
|
|
|
|
PFS_table_io_wait_visitor visitor;
|
|
PFS_object_iterator::visit_all_tables(&visitor);
|
|
|
|
m_row.m_stat.set(m_normalizer, &visitor.m_stat);
|
|
return 0;
|
|
}
|
|
|
|
int table_ews_global_by_event_name::make_table_lock_row(
|
|
PFS_instr_class *klass) {
|
|
m_row.m_event_name.make_row(klass);
|
|
|
|
PFS_table_lock_wait_visitor visitor;
|
|
PFS_object_iterator::visit_all_tables(&visitor);
|
|
|
|
m_row.m_stat.set(m_normalizer, &visitor.m_stat);
|
|
return 0;
|
|
}
|
|
|
|
int table_ews_global_by_event_name::make_socket_row(PFS_socket_class *klass) {
|
|
m_row.m_event_name.make_row(klass);
|
|
|
|
PFS_instance_wait_visitor visitor;
|
|
PFS_instance_iterator::visit_socket_instances(klass, &visitor);
|
|
|
|
m_row.m_stat.set(m_normalizer, &visitor.m_stat);
|
|
return 0;
|
|
}
|
|
|
|
int table_ews_global_by_event_name::make_idle_row(PFS_instr_class *klass) {
|
|
m_row.m_event_name.make_row(klass);
|
|
|
|
PFS_connection_wait_visitor visitor(klass);
|
|
PFS_connection_iterator::visit_global(false, /* hosts */
|
|
false, /* users */
|
|
false, /* accounts */
|
|
true, /* threads */
|
|
false, /* THDs */
|
|
&visitor);
|
|
|
|
time_normalizer *normalizer = time_normalizer::get_idle();
|
|
m_row.m_stat.set(normalizer, &visitor.m_stat);
|
|
return 0;
|
|
}
|
|
|
|
int table_ews_global_by_event_name::make_metadata_row(PFS_instr_class *klass) {
|
|
m_row.m_event_name.make_row(klass);
|
|
|
|
PFS_connection_wait_visitor visitor(klass);
|
|
PFS_connection_iterator::visit_global(false, /* hosts */
|
|
true, /* users */
|
|
true, /* accounts */
|
|
true, /* threads */
|
|
false, /* THDs */
|
|
&visitor);
|
|
m_row.m_stat.set(m_normalizer, &visitor.m_stat);
|
|
return 0;
|
|
}
|
|
|
|
int table_ews_global_by_event_name::read_row_values(TABLE *table,
|
|
unsigned char *,
|
|
Field **fields,
|
|
bool read_all) {
|
|
Field *f;
|
|
|
|
/* Set the null bits */
|
|
DBUG_ASSERT(table->s->null_bytes == 0);
|
|
|
|
for (; (f = *fields); fields++) {
|
|
if (read_all || bitmap_is_set(table->read_set, f->field_index)) {
|
|
switch (f->field_index) {
|
|
case 0: /* EVENT_NAME */
|
|
m_row.m_event_name.set_field(f);
|
|
break;
|
|
default: /* 1, ... COUNT/SUM/MIN/AVG/MAX */
|
|
m_row.m_stat.set_field(f->field_index - 1, f);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|