diff options
Diffstat (limited to 'storage/perfschema/table_socket_summary_by_instance.cc')
| -rw-r--r-- | storage/perfschema/table_socket_summary_by_instance.cc | 271 |
1 files changed, 271 insertions, 0 deletions
diff --git a/storage/perfschema/table_socket_summary_by_instance.cc b/storage/perfschema/table_socket_summary_by_instance.cc new file mode 100644 index 00000000..372cde61 --- /dev/null +++ b/storage/perfschema/table_socket_summary_by_instance.cc @@ -0,0 +1,271 @@ +/* Copyright (c) 2008, 2015, 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, + 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA */ + +/** + @file storage/perfschema/table_socket_summary_by_instance.cc + Table SOCKET_SUMMARY_BY_INSTANCE (implementation). +*/ + +#include "my_global.h" +#include "my_thread.h" +#include "pfs_instr.h" +#include "pfs_column_types.h" +#include "pfs_column_values.h" +#include "table_socket_summary_by_instance.h" +#include "pfs_global.h" +#include "pfs_buffer_container.h" +#include "field.h" + +THR_LOCK table_socket_summary_by_instance::m_table_lock; + +PFS_engine_table_share +table_socket_summary_by_instance::m_share= +{ + { C_STRING_WITH_LEN("socket_summary_by_instance") }, + &pfs_readonly_acl, + table_socket_summary_by_instance::create, + NULL, /* write_row */ + table_socket_summary_by_instance::delete_all_rows, + table_socket_summary_by_instance::get_row_count, + sizeof(PFS_simple_index), + &m_table_lock, + { C_STRING_WITH_LEN("CREATE TABLE socket_summary_by_instance(" + "EVENT_NAME VARCHAR(128) not null," + "OBJECT_INSTANCE_BEGIN BIGINT unsigned not null," + "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," + "SUM_NUMBER_OF_BYTES_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," + "SUM_NUMBER_OF_BYTES_WRITE BIGINT unsigned not null," + "COUNT_MISC BIGINT unsigned not null," + "SUM_TIMER_MISC BIGINT unsigned not null," + "MIN_TIMER_MISC BIGINT unsigned not null," + "AVG_TIMER_MISC BIGINT unsigned not null," + "MAX_TIMER_MISC BIGINT unsigned not null)") }, + false /* perpetual */ +}; + +PFS_engine_table* table_socket_summary_by_instance::create(void) +{ + return new table_socket_summary_by_instance(); +} + +table_socket_summary_by_instance::table_socket_summary_by_instance() + : PFS_engine_table(&m_share, &m_pos), + m_row_exists(false), m_pos(0), m_next_pos(0) +{} + +int table_socket_summary_by_instance::delete_all_rows(void) +{ + reset_socket_instance_io(); + return 0; +} + +ha_rows +table_socket_summary_by_instance::get_row_count(void) +{ + return global_socket_container.get_row_count(); +} + +void table_socket_summary_by_instance::reset_position(void) +{ + m_pos.m_index= 0; + m_next_pos.m_index= 0; +} + +int table_socket_summary_by_instance::rnd_next(void) +{ + PFS_socket *pfs; + + m_pos.set_at(&m_next_pos); + PFS_socket_iterator it= global_socket_container.iterate(m_pos.m_index); + pfs= it.scan_next(& m_pos.m_index); + if (pfs != NULL) + { + make_row(pfs); + m_next_pos.set_after(&m_pos); + return 0; + } + + return HA_ERR_END_OF_FILE; +} + +int table_socket_summary_by_instance::rnd_pos(const void *pos) +{ + PFS_socket *pfs; + + set_position(pos); + + pfs= global_socket_container.get(m_pos.m_index); + if (pfs != NULL) + { + make_row(pfs); + return 0; + } + + return HA_ERR_RECORD_DELETED; +} + +void table_socket_summary_by_instance::make_row(PFS_socket *pfs) +{ + pfs_optimistic_state lock; + PFS_socket_class *safe_class; + + m_row_exists= false; + + /* Protect this reader against a socket delete */ + pfs->m_lock.begin_optimistic_lock(&lock); + + safe_class= sanitize_socket_class(pfs->m_class); + if (unlikely(safe_class == NULL)) + return; + + m_row.m_event_name.make_row(safe_class); + m_row.m_identity= pfs->m_identity; + + time_normalizer *normalizer= time_normalizer::get(wait_timer); + + /* Collect timer and byte count stats */ + m_row.m_io_stat.set(normalizer, &pfs->m_socket_stat.m_io_stat); + + if (!pfs->m_lock.end_optimistic_lock(&lock)) + return; + + m_row_exists= true; +} + +int table_socket_summary_by_instance::read_row_values(TABLE *table, + unsigned char *, + 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 == 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; + case 1: /* OBJECT_INSTANCE */ + set_field_ulonglong(f, (intptr)m_row.m_identity); + break; + + case 2:/* COUNT_STAR */ + set_field_ulonglong(f, m_row.m_io_stat.m_all.m_waits.m_count); + break; + case 3:/* SUM_TIMER_WAIT */ + set_field_ulonglong(f, m_row.m_io_stat.m_all.m_waits.m_sum); + break; + case 4: /* MIN_TIMER_WAIT */ + set_field_ulonglong(f, m_row.m_io_stat.m_all.m_waits.m_min); + break; + case 5: /* AVG_TIMER_WAIT */ + set_field_ulonglong(f, m_row.m_io_stat.m_all.m_waits.m_avg); + break; + case 6: /* MAX_TIMER_WAIT */ + set_field_ulonglong(f, m_row.m_io_stat.m_all.m_waits.m_max); + break; + + case 7: /* COUNT_READ */ + set_field_ulonglong(f, m_row.m_io_stat.m_read.m_waits.m_count); + break; + case 8: /* SUM_TIMER_READ */ + set_field_ulonglong(f, m_row.m_io_stat.m_read.m_waits.m_sum); + break; + case 9: /* MIN_TIMER_READ */ + set_field_ulonglong(f, m_row.m_io_stat.m_read.m_waits.m_min); + break; + case 10: /* AVG_TIMER_READ */ + set_field_ulonglong(f, m_row.m_io_stat.m_read.m_waits.m_avg); + break; + case 11: /* MAX_TIMER_READ */ + set_field_ulonglong(f, m_row.m_io_stat.m_read.m_waits.m_max); + break; + case 12: /* SUM_NUMBER_OF_BYTES_READ */ + set_field_ulonglong(f, m_row.m_io_stat.m_read.m_bytes); + break; + + case 13: /* COUNT_WRITE */ + set_field_ulonglong(f, m_row.m_io_stat.m_write.m_waits.m_count); + break; + case 14: /* SUM_TIMER_WRITE */ + set_field_ulonglong(f, m_row.m_io_stat.m_write.m_waits.m_sum); + break; + case 15: /* MIN_TIMER_WRITE */ + set_field_ulonglong(f, m_row.m_io_stat.m_write.m_waits.m_min); + break; + case 16: /* AVG_TIMER_WRITE */ + set_field_ulonglong(f, m_row.m_io_stat.m_write.m_waits.m_avg); + break; + case 17: /* MAX_TIMER_WRITE */ + set_field_ulonglong(f, m_row.m_io_stat.m_write.m_waits.m_max); + break; + case 18: /* SUM_NUMBER_OF_BYTES_WRITE */ + set_field_ulonglong(f, m_row.m_io_stat.m_write.m_bytes); + break; + + case 19: /* COUNT_MISC */ + set_field_ulonglong(f, m_row.m_io_stat.m_misc.m_waits.m_count); + break; + case 20: /* SUM_TIMER_MISC */ + set_field_ulonglong(f, m_row.m_io_stat.m_misc.m_waits.m_sum); + break; + case 21: /* MIN_TIMER_MISC */ + set_field_ulonglong(f, m_row.m_io_stat.m_misc.m_waits.m_min); + break; + case 22: /* AVG_TIMER_MISC */ + set_field_ulonglong(f, m_row.m_io_stat.m_misc.m_waits.m_avg); + break; + case 23: /* MAX_TIMER_MISC */ + set_field_ulonglong(f, m_row.m_io_stat.m_misc.m_waits.m_max); + break; + default: + DBUG_ASSERT(false); + break; + } + } + } + + return 0; +} |