diff options
Diffstat (limited to 'storage/perfschema/table_file_summary_by_instance.cc')
| -rw-r--r-- | storage/perfschema/table_file_summary_by_instance.cc | 381 |
1 files changed, 381 insertions, 0 deletions
diff --git a/storage/perfschema/table_file_summary_by_instance.cc b/storage/perfschema/table_file_summary_by_instance.cc new file mode 100644 index 00000000000..40478647f5b --- /dev/null +++ b/storage/perfschema/table_file_summary_by_instance.cc @@ -0,0 +1,381 @@ +/* Copyright (c) 2008, 2011, 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, + 51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA */ + +/** + @file storage/perfschema/table_file_summary.cc + Table FILE_SUMMARY_BY_INSTANCE (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_file_summary_by_instance.h" +#include "pfs_global.h" + +THR_LOCK table_file_summary_by_instance::m_table_lock; + +static const TABLE_FIELD_TYPE field_types[]= +{ + { + { C_STRING_WITH_LEN("FILE_NAME") }, + { C_STRING_WITH_LEN("varchar(512)") }, + { NULL, 0} + }, + { + { C_STRING_WITH_LEN("EVENT_NAME") }, + { C_STRING_WITH_LEN("varchar(128)") }, + { NULL, 0} + }, + { + { C_STRING_WITH_LEN("OBJECT_INSTANCE_BEGIN") }, + { C_STRING_WITH_LEN("bigint(20)") }, + { NULL, 0} + }, + { + { C_STRING_WITH_LEN("COUNT_STAR") }, + { C_STRING_WITH_LEN("bigint(20)") }, + { NULL, 0} + }, + { + { C_STRING_WITH_LEN("SUM_TIMER_WAIT") }, + { C_STRING_WITH_LEN("bigint(20)") }, + { NULL, 0} + }, + { + { C_STRING_WITH_LEN("MIN_TIMER_WAIT") }, + { C_STRING_WITH_LEN("bigint(20)") }, + { NULL, 0} + }, + { + { C_STRING_WITH_LEN("AVG_TIMER_WAIT") }, + { C_STRING_WITH_LEN("bigint(20)") }, + { NULL, 0} + }, + { + { C_STRING_WITH_LEN("MAX_TIMER_WAIT") }, + { C_STRING_WITH_LEN("bigint(20)") }, + { NULL, 0} + }, + + /** Read */ + { + { C_STRING_WITH_LEN("COUNT_READ") }, + { C_STRING_WITH_LEN("bigint(20)") }, + { NULL, 0} + }, + { + { C_STRING_WITH_LEN("SUM_TIMER_READ") }, + { C_STRING_WITH_LEN("bigint(20)") }, + { NULL, 0} + }, + { + { C_STRING_WITH_LEN("MIN_TIMER_READ") }, + { C_STRING_WITH_LEN("bigint(20)") }, + { NULL, 0} + }, + { + { C_STRING_WITH_LEN("AVG_TIMER_READ") }, + { C_STRING_WITH_LEN("bigint(20)") }, + { NULL, 0} + }, + { + { C_STRING_WITH_LEN("MAX_TIMER_READ") }, + { C_STRING_WITH_LEN("bigint(20)") }, + { NULL, 0} + }, + { + { C_STRING_WITH_LEN("SUM_NUMBER_OF_BYTES_READ") }, + { C_STRING_WITH_LEN("bigint(20)") }, + { NULL, 0} + }, + + /** Write */ + { + { C_STRING_WITH_LEN("COUNT_WRITE") }, + { C_STRING_WITH_LEN("bigint(20)") }, + { NULL, 0} + }, + { + { C_STRING_WITH_LEN("SUM_TIMER_WRITE") }, + { C_STRING_WITH_LEN("bigint(20)") }, + { NULL, 0} + }, + { + { C_STRING_WITH_LEN("MIN_TIMER_WRITE") }, + { C_STRING_WITH_LEN("bigint(20)") }, + { NULL, 0} + }, + { + { C_STRING_WITH_LEN("AVG_TIMER_WRITE") }, + { C_STRING_WITH_LEN("bigint(20)") }, + { NULL, 0} + }, + { + { C_STRING_WITH_LEN("MAX_TIMER_WRITE") }, + { C_STRING_WITH_LEN("bigint(20)") }, + { NULL, 0} + }, + { + { C_STRING_WITH_LEN("SUM_NUMBER_OF_BYTES_WRITE") }, + { C_STRING_WITH_LEN("bigint(20)") }, + { NULL, 0} + }, + + /** Misc */ + { + { C_STRING_WITH_LEN("COUNT_MISC") }, + { C_STRING_WITH_LEN("bigint(20)") }, + { NULL, 0} + }, + { + { C_STRING_WITH_LEN("SUM_TIMER_MISC") }, + { C_STRING_WITH_LEN("bigint(20)") }, + { NULL, 0} + }, + { + { C_STRING_WITH_LEN("MIN_TIMER_MISC") }, + { C_STRING_WITH_LEN("bigint(20)") }, + { NULL, 0} + }, + { + { C_STRING_WITH_LEN("AVG_TIMER_MISC") }, + { C_STRING_WITH_LEN("bigint(20)") }, + { NULL, 0} + }, + { + { C_STRING_WITH_LEN("MAX_TIMER_MISC") }, + { C_STRING_WITH_LEN("bigint(20)") }, + { NULL, 0} + } +}; + +TABLE_FIELD_DEF +table_file_summary_by_instance::m_field_def= +{ 25, field_types }; + +PFS_engine_table_share +table_file_summary_by_instance::m_share= +{ + { C_STRING_WITH_LEN("file_summary_by_instance") }, + &pfs_truncatable_acl, + &table_file_summary_by_instance::create, + NULL, /* write_row */ + table_file_summary_by_instance::delete_all_rows, + NULL, /* get_row_count */ + 1000, /* records */ + sizeof(PFS_simple_index), + &m_table_lock, + &m_field_def, + false /* checked */ +}; + +PFS_engine_table* table_file_summary_by_instance::create(void) +{ + return new table_file_summary_by_instance(); +} + +int table_file_summary_by_instance::delete_all_rows(void) +{ + reset_file_instance_io(); + return 0; +} + +table_file_summary_by_instance::table_file_summary_by_instance() + : PFS_engine_table(&m_share, &m_pos), + m_row_exists(false), m_pos(0), m_next_pos(0) +{} + +void table_file_summary_by_instance::reset_position(void) +{ + m_pos.m_index= 0; + m_next_pos.m_index= 0; +} + +int table_file_summary_by_instance::rnd_next(void) +{ + PFS_file *pfs; + + for (m_pos.set_at(&m_next_pos); + m_pos.m_index < file_max; + m_pos.next()) + { + pfs= &file_array[m_pos.m_index]; + if (pfs->m_lock.is_populated()) + { + make_row(pfs); + m_next_pos.set_after(&m_pos); + return 0; + } + } + + return HA_ERR_END_OF_FILE; +} + +int table_file_summary_by_instance::rnd_pos(const void *pos) +{ + PFS_file *pfs; + + set_position(pos); + DBUG_ASSERT(m_pos.m_index < file_max); + pfs= &file_array[m_pos.m_index]; + + if (! pfs->m_lock.is_populated()) + return HA_ERR_RECORD_DELETED; + + make_row(pfs); + return 0; +} + +/** + Build a row. + @param pfs the file the cursor is reading +*/ +void table_file_summary_by_instance::make_row(PFS_file *pfs) +{ + pfs_lock lock; + PFS_file_class *safe_class; + + m_row_exists= false; + + /* Protect this reader against a file delete */ + pfs->m_lock.begin_optimistic_lock(&lock); + + safe_class= sanitize_file_class(pfs->m_class); + if (unlikely(safe_class == NULL)) + return; + + m_row.m_filename= pfs->m_filename; + m_row.m_filename_length= pfs->m_filename_length; + 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_file_stat.m_io_stat); + + if (pfs->m_lock.end_optimistic_lock(&lock)) + m_row_exists= true; +} + +int table_file_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: /* FILE_NAME */ + set_field_varchar_utf8(f, m_row.m_filename, m_row.m_filename_length); + break; + case 1: /* EVENT_NAME */ + m_row.m_event_name.set_field(f); + break; + case 2: /* OBJECT_INSTANCE */ + set_field_ulonglong(f, (ulonglong)m_row.m_identity); + break; + + case 3:/* COUNT_STAR */ + set_field_ulonglong(f, m_row.m_io_stat.m_all.m_waits.m_count); + break; + case 4:/* SUM_TIMER_WAIT */ + set_field_ulonglong(f, m_row.m_io_stat.m_all.m_waits.m_sum); + break; + case 5: /* MIN_TIMER_WAIT */ + set_field_ulonglong(f, m_row.m_io_stat.m_all.m_waits.m_min); + break; + case 6: /* AVG_TIMER_WAIT */ + set_field_ulonglong(f, m_row.m_io_stat.m_all.m_waits.m_avg); + break; + case 7: /* MAX_TIMER_WAIT */ + set_field_ulonglong(f, m_row.m_io_stat.m_all.m_waits.m_max); + break; + + case 8: /* COUNT_READ */ + set_field_ulonglong(f, m_row.m_io_stat.m_read.m_waits.m_count); + break; + case 9: /* SUM_TIMER_READ */ + set_field_ulonglong(f, m_row.m_io_stat.m_read.m_waits.m_sum); + break; + case 10: /* MIN_TIMER_READ */ + set_field_ulonglong(f, m_row.m_io_stat.m_read.m_waits.m_min); + break; + case 11: /* AVG_TIMER_READ */ + set_field_ulonglong(f, m_row.m_io_stat.m_read.m_waits.m_avg); + break; + case 12: /* MAX_TIMER_READ */ + set_field_ulonglong(f, m_row.m_io_stat.m_read.m_waits.m_max); + break; + case 13: /* SUM_NUMBER_OF_BYTES_READ */ + set_field_ulonglong(f, m_row.m_io_stat.m_read.m_bytes); + break; + + case 14: /* COUNT_WRITE */ + set_field_ulonglong(f, m_row.m_io_stat.m_write.m_waits.m_count); + break; + case 15: /* SUM_TIMER_WRITE */ + set_field_ulonglong(f, m_row.m_io_stat.m_write.m_waits.m_sum); + break; + case 16: /* MIN_TIMER_WRITE */ + set_field_ulonglong(f, m_row.m_io_stat.m_write.m_waits.m_min); + break; + case 17: /* AVG_TIMER_WRITE */ + set_field_ulonglong(f, m_row.m_io_stat.m_write.m_waits.m_avg); + break; + case 18: /* MAX_TIMER_WRITE */ + set_field_ulonglong(f, m_row.m_io_stat.m_write.m_waits.m_max); + break; + case 19: /* SUM_NUMBER_OF_BYTES_WRITE */ + set_field_ulonglong(f, m_row.m_io_stat.m_write.m_bytes); + break; + + case 20: /* COUNT_MISC */ + set_field_ulonglong(f, m_row.m_io_stat.m_misc.m_waits.m_count); + break; + case 21: /* SUM_TIMER_MISC */ + set_field_ulonglong(f, m_row.m_io_stat.m_misc.m_waits.m_sum); + break; + case 22: /* MIN_TIMER_MISC */ + set_field_ulonglong(f, m_row.m_io_stat.m_misc.m_waits.m_min); + break; + case 23: /* AVG_TIMER_MISC */ + set_field_ulonglong(f, m_row.m_io_stat.m_misc.m_waits.m_avg); + break; + case 24: /* MAX_TIMER_MISC */ + set_field_ulonglong(f, m_row.m_io_stat.m_misc.m_waits.m_max); + break; + default: + DBUG_ASSERT(false); + } + } + } + + return 0; +} + |