/* Copyright (c) 2010, 2012, 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 as published by the Free Software Foundation; version 2 of the License. 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 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 Street, Fifth Floor, Boston, MA 02110-1301, USA */ /** @file storage/perfschema/table_tiws_by_table.cc Table TABLE_IO_WAITS_SUMMARY_BY_TABLE (implementation). */ #include "my_global.h" #include "my_pthread.h" #include "pfs_instr_class.h" #include "pfs_column_types.h" #include "pfs_column_values.h" #include "table_tiws_by_table.h" #include "pfs_global.h" #include "pfs_visitor.h" THR_LOCK table_tiws_by_table::m_table_lock; PFS_engine_table_share table_tiws_by_table::m_share= { { C_STRING_WITH_LEN("table_io_waits_summary_by_table") }, &pfs_truncatable_acl, table_tiws_by_table::create, NULL, /* write_row */ table_tiws_by_table::delete_all_rows, NULL, /* get_row_count */ 1000, /* records */ sizeof(PFS_simple_index), &m_table_lock, { C_STRING_WITH_LEN("CREATE TABLE table_io_waits_summary_by_table(" "OBJECT_TYPE VARCHAR(64)," "OBJECT_SCHEMA VARCHAR(64)," "OBJECT_NAME VARCHAR(64)," "COUNT_STAR BIGINT unsigned not null," "SUM_TIMER_WAIT BIGINT unsigned not null," "MIN_TIMER_WAIT BIGINT unsigned not null," "AVG_TIMER_WAIT BIGINT unsigned not null," "MAX_TIMER_WAIT BIGINT unsigned not null," "COUNT_READ BIGINT unsigned not null," "SUM_TIMER_READ BIGINT unsigned not null," "MIN_TIMER_READ BIGINT unsigned not null," "AVG_TIMER_READ BIGINT unsigned not null," "MAX_TIMER_READ BIGINT unsigned not null," "COUNT_WRITE BIGINT unsigned not null," "SUM_TIMER_WRITE BIGINT unsigned not null," "MIN_TIMER_WRITE BIGINT unsigned not null," "AVG_TIMER_WRITE BIGINT unsigned not null," "MAX_TIMER_WRITE BIGINT unsigned not null," "COUNT_FETCH BIGINT unsigned not null," "SUM_TIMER_FETCH BIGINT unsigned not null," "MIN_TIMER_FETCH BIGINT unsigned not null," "AVG_TIMER_FETCH BIGINT unsigned not null," "MAX_TIMER_FETCH BIGINT unsigned not null," "COUNT_INSERT BIGINT unsigned not null," "SUM_TIMER_INSERT BIGINT unsigned not null," "MIN_TIMER_INSERT BIGINT unsigned not null," "AVG_TIMER_INSERT BIGINT unsigned not null," "MAX_TIMER_INSERT BIGINT unsigned not null," "COUNT_UPDATE BIGINT unsigned not null," "SUM_TIMER_UPDATE BIGINT unsigned not null," "MIN_TIMER_UPDATE BIGINT unsigned not null," "AVG_TIMER_UPDATE BIGINT unsigned not null," "MAX_TIMER_UPDATE BIGINT unsigned not null," "COUNT_DELETE BIGINT unsigned not null," "SUM_TIMER_DELETE BIGINT unsigned not null," "MIN_TIMER_DELETE BIGINT unsigned not null," "AVG_TIMER_DELETE BIGINT unsigned not null," "MAX_TIMER_DELETE BIGINT unsigned not null)") } }; PFS_engine_table* table_tiws_by_table::create(void) { return new table_tiws_by_table(); } int table_tiws_by_table::delete_all_rows(void) { reset_table_io_waits_by_table_handle(); reset_table_io_waits_by_table(); return 0; } table_tiws_by_table::table_tiws_by_table() : PFS_engine_table(&m_share, &m_pos), m_row_exists(false), m_pos(0), m_next_pos(0) {} void table_tiws_by_table::reset_position(void) { m_pos.m_index= 0; m_next_pos.m_index= 0; } int table_tiws_by_table::rnd_init(bool scan) { m_normalizer= time_normalizer::get(wait_timer); return 0; } int table_tiws_by_table::rnd_next(void) { PFS_table_share *table_share; for (m_pos.set_at(&m_next_pos); m_pos.m_index < table_share_max; m_pos.m_index++) { table_share= &table_share_array[m_pos.m_index]; if (table_share->m_lock.is_populated()) { make_row(table_share); m_next_pos.set_after(&m_pos); return 0; } } return HA_ERR_END_OF_FILE; } int table_tiws_by_table::rnd_pos(const void *pos) { PFS_table_share *table_share; set_position(pos); table_share= &table_share_array[m_pos.m_index]; if (table_share->m_lock.is_populated()) { make_row(table_share); return 0; } return HA_ERR_RECORD_DELETED; } void table_tiws_by_table::make_row(PFS_table_share *share) { pfs_lock lock; m_row_exists= false; share->m_lock.begin_optimistic_lock(&lock); if (m_row.m_object.make_row(share)) return; PFS_table_io_stat_visitor visitor; PFS_object_iterator::visit_tables(share, & visitor); if (! share->m_lock.end_optimistic_lock(&lock)) return; m_row_exists= true; m_row.m_stat.set(m_normalizer, &visitor.m_stat); } int table_tiws_by_table::read_row_values(TABLE *table, unsigned char *buf, Field **fields, bool read_all) { Field *f; if (unlikely(! m_row_exists)) return HA_ERR_RECORD_DELETED; /* Set the null bits */ DBUG_ASSERT(table->s->null_bytes == 1); buf[0]= 0; for (; (f= *fields) ; fields++) { if (read_all || bitmap_is_set(table->read_set, f->field_index)) { switch(f->field_index) { case 0: /* OBJECT_TYPE */ case 1: /* SCHEMA_NAME */ case 2: /* OBJECT_NAME */ m_row.m_object.set_field(f->field_index, f); break; case 3: /* COUNT_STAR */ set_field_ulonglong(f, m_row.m_stat.m_all.m_count); break; case 4: /* SUM */ set_field_ulonglong(f, m_row.m_stat.m_all.m_sum); break; case 5: /* MIN */ set_field_ulonglong(f, m_row.m_stat.m_all.m_min); break; case 6: /* AVG */ set_field_ulonglong(f, m_row.m_stat.m_all.m_avg); break; case 7: /* MAX */ set_field_ulonglong(f, m_row.m_stat.m_all.m_max); break; case 8: /* COUNT_READ */ set_field_ulonglong(f, m_row.m_stat.m_all_read.m_count); break; case 9: /* SUM_READ */ set_field_ulonglong(f, m_row.m_stat.m_all_read.m_sum); break; case 10: /* MIN_READ */ set_field_ulonglong(f, m_row.m_stat.m_all_read.m_min); break; case 11: /* AVG_READ */ set_field_ulonglong(f, m_row.m_stat.m_all_read.m_avg); break; case 12: /* MAX_READ */ set_field_ulonglong(f, m_row.m_stat.m_all_read.m_max); break; case 13: /* COUNT_WRITE */ set_field_ulonglong(f, m_row.m_stat.m_all_write.m_count); break; case 14: /* SUM_WRITE */ set_field_ulonglong(f, m_row.m_stat.m_all_write.m_sum); break; case 15: /* MIN_WRITE */ set_field_ulonglong(f, m_row.m_stat.m_all_write.m_min); break; case 16: /* AVG_WRITE */ set_field_ulonglong(f, m_row.m_stat.m_all_write.m_avg); break; case 17: /* MAX_WRITE */ set_field_ulonglong(f, m_row.m_stat.m_all_write.m_max); break; case 18: /* COUNT_FETCH */ set_field_ulonglong(f, m_row.m_stat.m_fetch.m_count); break; case 19: /* SUM_FETCH */ set_field_ulonglong(f, m_row.m_stat.m_fetch.m_sum); break; case 20: /* MIN_FETCH */ set_field_ulonglong(f, m_row.m_stat.m_fetch.m_min); break; case 21: /* AVG_FETCH */ set_field_ulonglong(f, m_row.m_stat.m_fetch.m_avg); break; case 22: /* MAX_FETCH */ set_field_ulonglong(f, m_row.m_stat.m_fetch.m_max); break; case 23: /* COUNT_INSERT */ set_field_ulonglong(f, m_row.m_stat.m_insert.m_count); break; case 24: /* SUM_INSERT */ set_field_ulonglong(f, m_row.m_stat.m_insert.m_sum); break; case 25: /* MIN_INSERT */ set_field_ulonglong(f, m_row.m_stat.m_insert.m_min); break; case 26: /* AVG_INSERT */ set_field_ulonglong(f, m_row.m_stat.m_insert.m_avg); break; case 27: /* MAX_INSERT */ set_field_ulonglong(f, m_row.m_stat.m_insert.m_max); break; case 28: /* COUNT_UPDATE */ set_field_ulonglong(f, m_row.m_stat.m_update.m_count); break; case 29: /* SUM_UPDATE */ set_field_ulonglong(f, m_row.m_stat.m_update.m_sum); break; case 30: /* MIN_UPDATE */ set_field_ulonglong(f, m_row.m_stat.m_update.m_min); break; case 31: /* AVG_UPDATE */ set_field_ulonglong(f, m_row.m_stat.m_update.m_avg); break; case 32: /* MAX_UPDATE */ set_field_ulonglong(f, m_row.m_stat.m_update.m_max); break; case 33: /* COUNT_DELETE */ set_field_ulonglong(f, m_row.m_stat.m_delete.m_count); break; case 34: /* SUM_DELETE */ set_field_ulonglong(f, m_row.m_stat.m_delete.m_sum); break; case 35: /* MIN_DELETE */ set_field_ulonglong(f, m_row.m_stat.m_delete.m_min); break; case 36: /* AVG_DELETE */ set_field_ulonglong(f, m_row.m_stat.m_delete.m_avg); break; case 37: /* MAX_DELETE */ set_field_ulonglong(f, m_row.m_stat.m_delete.m_max); break; default: DBUG_ASSERT(false); } } } return 0; }