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WL#2360 Performance schema

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Part III: mysys instrumentation
This commit is contained in:
Marc Alff
2009-12-09 20:19:51 -07:00
parent 6fd3866c6c
commit c082955f06
64 changed files with 1383 additions and 919 deletions
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134
sql/sql_table.cc
View File

@ -1653,7 +1653,7 @@ bool mysql_write_frm(ALTER_PARTITION_PARAM_TYPE *lpt, uint flags)
completing this we write a new phase to the log entry that will
deactivate it.
*/
pthread_mutex_lock(&LOCK_open);
mysql_mutex_lock(&LOCK_open);
if (my_delete(frm_name, MYF(MY_WME)) ||
#ifdef WITH_PARTITION_STORAGE_ENGINE
lpt->table->file->ha_create_handler_files(path, shadow_path,
@ -1706,7 +1706,7 @@ bool mysql_write_frm(ALTER_PARTITION_PARAM_TYPE *lpt, uint flags)
#endif
err:
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
#ifdef WITH_PARTITION_STORAGE_ENGINE
deactivate_ddl_log_entry(part_info->frm_log_entry->entry_pos);
part_info->frm_log_entry= NULL;
@ -1869,7 +1869,7 @@ int mysql_rm_table_part2(THD *thd, TABLE_LIST *tables, bool if_exists,
mysql_ha_rm_tables(thd, tables, FALSE);
pthread_mutex_lock(&LOCK_open);
mysql_mutex_lock(&LOCK_open);
/*
If we have the table in the definition cache, we don't have to check the
@ -1890,14 +1890,14 @@ int mysql_rm_table_part2(THD *thd, TABLE_LIST *tables, bool if_exists,
table->table_name_length, table->table_name, 1))
{
my_error(ER_BAD_LOG_STATEMENT, MYF(0), "DROP");
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
DBUG_RETURN(1);
}
}
if (!drop_temporary && lock_table_names_exclusively(thd, tables))
{
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
DBUG_RETURN(1);
}
@ -2068,7 +2068,7 @@ int mysql_rm_table_part2(THD *thd, TABLE_LIST *tables, bool if_exists,
It's safe to unlock LOCK_open: we have an exclusive lock
on the table name.
*/
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
thd->thread_specific_used|= tmp_table_deleted;
error= 0;
if (wrong_tables.length())
@ -2151,10 +2151,10 @@ int mysql_rm_table_part2(THD *thd, TABLE_LIST *tables, bool if_exists,
*/
}
}
pthread_mutex_lock(&LOCK_open);
mysql_mutex_lock(&LOCK_open);
err_with_placeholders:
unlock_table_names(thd, tables, (TABLE_LIST*) 0);
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
DBUG_RETURN(error);
}
@ -3870,7 +3870,7 @@ bool mysql_create_table_no_lock(THD *thd,
goto err;
}
pthread_mutex_lock(&LOCK_open);
mysql_mutex_lock(&LOCK_open);
if (!internal_tmp_table && !(create_info->options & HA_LEX_CREATE_TMP_TABLE))
{
if (!access(path,F_OK))
@ -4015,7 +4015,7 @@ bool mysql_create_table_no_lock(THD *thd,
write_create_table_bin_log(thd, create_info, internal_tmp_table);
error= FALSE;
unlock_and_end:
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
err:
thd_proc_info(thd, "After create");
@ -4048,21 +4048,21 @@ bool mysql_create_table(THD *thd, const char *db, const char *table_name,
DBUG_ENTER("mysql_create_table");
/* Wait for any database locks */
pthread_mutex_lock(&LOCK_lock_db);
mysql_mutex_lock(&LOCK_lock_db);
while (!thd->killed &&
my_hash_search(&lock_db_cache,(uchar*) db, strlen(db)))
{
wait_for_condition(thd, &LOCK_lock_db, &COND_refresh);
pthread_mutex_lock(&LOCK_lock_db);
mysql_mutex_lock(&LOCK_lock_db);
}
if (thd->killed)
{
pthread_mutex_unlock(&LOCK_lock_db);
mysql_mutex_unlock(&LOCK_lock_db);
DBUG_RETURN(TRUE);
}
creating_table++;
pthread_mutex_unlock(&LOCK_lock_db);
mysql_mutex_unlock(&LOCK_lock_db);
if (!(create_info->options & HA_LEX_CREATE_TMP_TABLE))
{
@ -4099,14 +4099,14 @@ bool mysql_create_table(THD *thd, const char *db, const char *table_name,
unlock:
if (name_lock)
{
pthread_mutex_lock(&LOCK_open);
mysql_mutex_lock(&LOCK_open);
unlink_open_table(thd, name_lock, FALSE);
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
}
pthread_mutex_lock(&LOCK_lock_db);
mysql_mutex_lock(&LOCK_lock_db);
if (!--creating_table && creating_database)
pthread_cond_signal(&COND_refresh);
pthread_mutex_unlock(&LOCK_lock_db);
mysql_cond_signal(&COND_refresh);
mysql_mutex_unlock(&LOCK_lock_db);
DBUG_RETURN(result);
}
@ -4267,7 +4267,7 @@ void wait_while_table_is_used(THD *thd, TABLE *table,
table->s->table_name.str, (ulong) table->s,
table->db_stat, table->s->version));
safe_mutex_assert_owner(&LOCK_open);
mysql_mutex_assert_owner(&LOCK_open);
(void) table->file->extra(function);
/* Mark all tables that are in use as 'old' */
@ -4352,22 +4352,22 @@ static int prepare_for_repair(THD *thd, TABLE_LIST *table_list,
uint key_length;
key_length= create_table_def_key(thd, key, table_list, 0);
pthread_mutex_lock(&LOCK_open);
mysql_mutex_lock(&LOCK_open);
if (!(share= (get_table_share(thd, table_list, key, key_length, 0,
&error))))
{
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
DBUG_RETURN(0); // Can't open frm file
}
if (open_table_from_share(thd, share, "", 0, 0, 0, &tmp_table, FALSE))
{
release_table_share(share, RELEASE_NORMAL);
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
DBUG_RETURN(0); // Out of memory
}
table= &tmp_table;
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
}
/* A MERGE table must not come here. */
@ -4421,9 +4421,9 @@ static int prepare_for_repair(THD *thd, TABLE_LIST *table_list,
/* If we could open the table, close it */
if (table_list->table)
{
pthread_mutex_lock(&LOCK_open);
mysql_mutex_lock(&LOCK_open);
close_cached_table(thd, table);
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
}
if (lock_and_wait_for_table_name(thd,table_list))
{
@ -4432,27 +4432,27 @@ static int prepare_for_repair(THD *thd, TABLE_LIST *table_list,
}
if (my_rename(from, tmp, MYF(MY_WME)))
{
pthread_mutex_lock(&LOCK_open);
mysql_mutex_lock(&LOCK_open);
unlock_table_name(thd, table_list);
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
error= send_check_errmsg(thd, table_list, "repair",
"Failed renaming data file");
goto end;
}
if (mysql_truncate(thd, table_list, 1))
{
pthread_mutex_lock(&LOCK_open);
mysql_mutex_lock(&LOCK_open);
unlock_table_name(thd, table_list);
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
error= send_check_errmsg(thd, table_list, "repair",
"Failed generating table from .frm file");
goto end;
}
if (my_rename(tmp, from, MYF(MY_WME)))
{
pthread_mutex_lock(&LOCK_open);
mysql_mutex_lock(&LOCK_open);
unlock_table_name(thd, table_list);
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
error= send_check_errmsg(thd, table_list, "repair",
"Failed restoring .MYD file");
goto end;
@ -4462,23 +4462,23 @@ static int prepare_for_repair(THD *thd, TABLE_LIST *table_list,
Now we should be able to open the partially repaired table
to finish the repair in the handler later on.
*/
pthread_mutex_lock(&LOCK_open);
mysql_mutex_lock(&LOCK_open);
if (reopen_name_locked_table(thd, table_list, TRUE))
{
unlock_table_name(thd, table_list);
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
error= send_check_errmsg(thd, table_list, "repair",
"Failed to open partially repaired table");
goto end;
}
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
end:
if (table == &tmp_table)
{
pthread_mutex_lock(&LOCK_open);
mysql_mutex_lock(&LOCK_open);
closefrm(table, 1); // Free allocated memory
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
}
DBUG_RETURN(error);
}
@ -4705,7 +4705,7 @@ static bool mysql_admin_table(THD* thd, TABLE_LIST* tables,
if (lock_type == TL_WRITE && table->table->s->version)
{
DBUG_PRINT("admin", ("removing table from cache"));
pthread_mutex_lock(&LOCK_open);
mysql_mutex_lock(&LOCK_open);
const char *old_message=thd->enter_cond(&COND_refresh, &LOCK_open,
"Waiting to get writelock");
mysql_lock_abort(thd,table->table, TRUE);
@ -4968,10 +4968,10 @@ send_result_message:
table->table->file->info(HA_STATUS_CONST);
else
{
pthread_mutex_lock(&LOCK_open);
mysql_mutex_lock(&LOCK_open);
remove_table_from_cache(thd, table->table->s->db.str,
table->table->s->table_name.str, RTFC_NO_FLAG);
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
}
/* May be something modified consequently we have to invalidate cache */
query_cache_invalidate3(thd, table->table, 0);
@ -5274,12 +5274,12 @@ bool mysql_create_like_table(THD* thd, TABLE_LIST* table, TABLE_LIST* src_table,
Also some engines (e.g. NDB cluster) require that LOCK_open should be held
during the call to ha_create_table(). See bug #28614 for more info.
*/
pthread_mutex_lock(&LOCK_open);
mysql_mutex_lock(&LOCK_open);
if (src_table->schema_table)
{
if (mysql_create_like_schema_frm(thd, src_table, dst_path, create_info))
{
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
goto err;
}
}
@ -5289,7 +5289,7 @@ bool mysql_create_like_table(THD* thd, TABLE_LIST* table, TABLE_LIST* src_table,
my_error(ER_BAD_DB_ERROR,MYF(0),db);
else
my_error(ER_CANT_CREATE_FILE,MYF(0),dst_path,my_errno);
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
goto err;
}
@ -5318,7 +5318,7 @@ bool mysql_create_like_table(THD* thd, TABLE_LIST* table, TABLE_LIST* src_table,
if (thd->variables.keep_files_on_create)
create_info->options|= HA_CREATE_KEEP_FILES;
err= ha_create_table(thd, dst_path, db, table_name, create_info, 1);
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
if (create_info->options & HA_LEX_CREATE_TMP_TABLE)
{
@ -5392,13 +5392,13 @@ binlog:
of this function.
*/
table->table= name_lock;
pthread_mutex_lock(&LOCK_open);
mysql_mutex_lock(&LOCK_open);
if (reopen_name_locked_table(thd, table, FALSE))
{
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
goto err;
}
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
int result __attribute__((unused))=
store_create_info(thd, table, &query,
@ -5422,9 +5422,9 @@ binlog:
err:
if (name_lock)
{
pthread_mutex_lock(&LOCK_open);
mysql_mutex_lock(&LOCK_open);
unlink_open_table(thd, name_lock, FALSE);
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
}
DBUG_RETURN(res);
}
@ -6501,7 +6501,7 @@ bool mysql_alter_table(THD *thd,char *new_db, char *new_name,
if (wait_if_global_read_lock(thd,0,1))
DBUG_RETURN(TRUE);
pthread_mutex_lock(&LOCK_open);
mysql_mutex_lock(&LOCK_open);
if (lock_table_names(thd, table_list))
{
error= 1;
@ -6523,7 +6523,7 @@ bool mysql_alter_table(THD *thd,char *new_db, char *new_name,
unlock_table_names(thd, table_list, (TABLE_LIST*) 0);
view_err:
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
start_waiting_global_read_lock(thd);
DBUG_RETURN(error);
}
@ -6684,17 +6684,17 @@ view_err:
while the fact that the table is still open gives us protection
from concurrent DDL statements.
*/
pthread_mutex_lock(&LOCK_open);
mysql_mutex_lock(&LOCK_open);
wait_while_table_is_used(thd, table, HA_EXTRA_FORCE_REOPEN);
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
DBUG_EXECUTE_IF("sleep_alter_enable_indexes", my_sleep(6000000););
error= table->file->ha_enable_indexes(HA_KEY_SWITCH_NONUNIQ_SAVE);
/* COND_refresh will be signaled in close_thread_tables() */
break;
case DISABLE:
pthread_mutex_lock(&LOCK_open);
mysql_mutex_lock(&LOCK_open);
wait_while_table_is_used(thd, table, HA_EXTRA_FORCE_REOPEN);
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
error=table->file->ha_disable_indexes(HA_KEY_SWITCH_NONUNIQ_SAVE);
/* COND_refresh will be signaled in close_thread_tables() */
break;
@ -6711,7 +6711,7 @@ view_err:
table->alias);
}
pthread_mutex_lock(&LOCK_open);
mysql_mutex_lock(&LOCK_open);
/*
Unlike to the above case close_cached_table() below will remove ALL
instances of TABLE from table cache (it will also remove table lock
@ -6777,7 +6777,7 @@ view_err:
}
if (name_lock)
unlink_open_table(thd, name_lock, FALSE);
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
table_list->table= NULL; // For query cache
query_cache_invalidate3(thd, table_list, 0);
DBUG_RETURN(error);
@ -7138,9 +7138,9 @@ view_err:
}
else
{
pthread_mutex_lock(&LOCK_open);
mysql_mutex_lock(&LOCK_open);
wait_while_table_is_used(thd, table, HA_EXTRA_FORCE_REOPEN);
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
thd_proc_info(thd, "manage keys");
alter_table_manage_keys(table, table->file->indexes_are_disabled(),
alter_info->keys_onoff);
@ -7270,11 +7270,11 @@ view_err:
intern_close_table(new_table);
my_free(new_table,MYF(0));
}
pthread_mutex_lock(&LOCK_open);
mysql_mutex_lock(&LOCK_open);
if (error)
{
(void) quick_rm_table(new_db_type, new_db, tmp_name, FN_IS_TMP);
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
goto err;
}
@ -7407,7 +7407,7 @@ view_err:
if (error)
goto err_with_placeholders;
}
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
thd_proc_info(thd, "end");
@ -7454,10 +7454,10 @@ view_err:
from the list of open tables and table cache. If we are not under
LOCK TABLES we can rely on close_thread_tables() doing this job.
*/
pthread_mutex_lock(&LOCK_open);
mysql_mutex_lock(&LOCK_open);
unlink_open_table(thd, table, FALSE);
unlink_open_table(thd, name_lock, FALSE);
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
}
end_temporary:
@ -7514,9 +7514,9 @@ err:
}
if (name_lock)
{
pthread_mutex_lock(&LOCK_open);
mysql_mutex_lock(&LOCK_open);
unlink_open_table(thd, name_lock, FALSE);
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
}
DBUG_RETURN(TRUE);
@ -7529,7 +7529,7 @@ err_with_placeholders:
unlink_open_table(thd, table, FALSE);
if (name_lock)
unlink_open_table(thd, name_lock, FALSE);
pthread_mutex_unlock(&LOCK_open);
mysql_mutex_unlock(&LOCK_open);
DBUG_RETURN(TRUE);
}
/* mysql_alter_table */