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-rw-r--r--mysql-test/suite/perfschema/include/upgrade_check.inc29
-rw-r--r--mysql-test/suite/perfschema/r/query_cache.result1
-rw-r--r--mysql-test/suite/perfschema/r/selects.result15
-rw-r--r--mysql-test/suite/perfschema/r/server_init.result12
-rw-r--r--mysql-test/suite/perfschema/t/bad_option_1.test12
-rw-r--r--mysql-test/suite/perfschema/t/bad_option_2.test12
-rw-r--r--mysql-test/suite/perfschema/t/global_read_lock.test1
-rw-r--r--mysql-test/suite/perfschema/t/pfs_upgrade.test53
-rw-r--r--mysql-test/suite/perfschema/t/privilege.test4
-rw-r--r--mysql-test/suite/perfschema/t/query_cache.test8
-rw-r--r--mysql-test/suite/perfschema/t/read_only.test1
-rw-r--r--mysql-test/suite/perfschema/t/selects-master.opt1
-rw-r--r--mysql-test/suite/perfschema/t/selects.test43
-rw-r--r--mysql-test/suite/perfschema/t/server_init.test9
14 files changed, 127 insertions, 74 deletions
diff --git a/mysql-test/suite/perfschema/include/upgrade_check.inc b/mysql-test/suite/perfschema/include/upgrade_check.inc
new file mode 100644
index 00000000000..935a71ab065
--- /dev/null
+++ b/mysql-test/suite/perfschema/include/upgrade_check.inc
@@ -0,0 +1,29 @@
+# Copyright (C) 2010 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+# Routine to be called by pfs_upgrade.test
+# $out_file and $err_file must be set within pfs_upgrade.test.
+#
+
+--error 1
+--exec $MYSQL_UPGRADE --skip-verbose > $out_file 2> $err_file
+
+# Verify that mysql_upgrade complained about the performance_schema
+--cat_file $err_file
+--error 0,1
+--remove_file $out_file
+--error 0,1
+--remove_file $err_file
+
diff --git a/mysql-test/suite/perfschema/r/query_cache.result b/mysql-test/suite/perfschema/r/query_cache.result
index f2fe8c727b2..a0aeac5a916 100644
--- a/mysql-test/suite/perfschema/r/query_cache.result
+++ b/mysql-test/suite/perfschema/r/query_cache.result
@@ -65,3 +65,4 @@ Variable_name Value
Qcache_hits 1
SET GLOBAL query_cache_size= default;
drop table t1;
+flush status;
diff --git a/mysql-test/suite/perfschema/r/selects.result b/mysql-test/suite/perfschema/r/selects.result
index b5bef207303..9b91c6f0fc8 100644
--- a/mysql-test/suite/perfschema/r/selects.result
+++ b/mysql-test/suite/perfschema/r/selects.result
@@ -55,14 +55,21 @@ THREAD_ID EVENT_ID
[THREAD_ID] [EVENT_ID]
[THREAD_ID] [EVENT_ID]
[THREAD_ID] [EVENT_ID]
+DROP TABLE IF EXISTS t_event;
+DROP EVENT IF EXISTS t_ps_event;
+CREATE TABLE t_event AS
+SELECT EVENT_ID FROM performance_schema.EVENTS_WAITS_CURRENT
+WHERE 1 = 2;
CREATE EVENT t_ps_event
ON SCHEDULE AT CURRENT_TIMESTAMP + INTERVAL 1 SECOND
-DO SELECT DISTINCT EVENT_ID
+DO INSERT INTO t_event
+SELECT DISTINCT EVENT_ID
FROM performance_schema.EVENTS_WAITS_CURRENT
JOIN performance_schema.EVENTS_WAITS_HISTORY USING (EVENT_ID)
ORDER BY EVENT_ID
LIMIT 1;
ALTER TABLE t1 ADD COLUMN c INT;
+DROP TRIGGER IF EXISTS t_ps_trigger;
CREATE TRIGGER t_ps_trigger BEFORE INSERT ON t1
FOR EACH ROW BEGIN
SET NEW.c = (SELECT MAX(EVENT_ID)
@@ -76,6 +83,7 @@ id c
12 [EVENT_ID]
13 [EVENT_ID]
DROP TRIGGER t_ps_trigger;
+DROP PROCEDURE IF EXISTS t_ps_proc;
CREATE PROCEDURE t_ps_proc(IN tid INT, OUT pid INT)
BEGIN
SELECT id FROM performance_schema.PROCESSLIST
@@ -83,6 +91,7 @@ WHERE THREAD_ID = tid INTO pid;
END;
|
CALL t_ps_proc(0, @p_id);
+DROP FUNCTION IF EXISTS t_ps_proc;
CREATE FUNCTION t_ps_func(tid INT) RETURNS int
BEGIN
return (SELECT id FROM performance_schema.PROCESSLIST
@@ -92,6 +101,10 @@ END;
SELECT t_ps_func(0) = @p_id;
t_ps_func(0) = @p_id
1
+SELECT * FROM t_event;
+EVENT_ID
+[EVENT_ID]
DROP PROCEDURE t_ps_proc;
DROP FUNCTION t_ps_func;
DROP TABLE t1;
+DROP TABLE t_event;
diff --git a/mysql-test/suite/perfschema/r/server_init.result b/mysql-test/suite/perfschema/r/server_init.result
index ac340f8eb67..8c35425029e 100644
--- a/mysql-test/suite/perfschema/r/server_init.result
+++ b/mysql-test/suite/perfschema/r/server_init.result
@@ -40,26 +40,14 @@ where name like "wait/synch/cond/mysys/THR_COND_threads";
count(name)
1
select count(name) from MUTEX_INSTANCES
-where name like "wait/synch/mutex/sql/LOCK_mysql_create_db";
-count(name)
-1
-select count(name) from MUTEX_INSTANCES
where name like "wait/synch/mutex/sql/LOCK_open";
count(name)
1
select count(name) from MUTEX_INSTANCES
-where name like "wait/synch/mutex/sql/LOCK_lock_db";
-count(name)
-1
-select count(name) from MUTEX_INSTANCES
where name like "wait/synch/mutex/sql/LOCK_thread_count";
count(name)
1
select count(name) from MUTEX_INSTANCES
-where name like "wait/synch/mutex/sql/LOCK_mapped_file";
-count(name)
-1
-select count(name) from MUTEX_INSTANCES
where name like "wait/synch/mutex/sql/LOCK_status";
count(name)
1
diff --git a/mysql-test/suite/perfschema/t/bad_option_1.test b/mysql-test/suite/perfschema/t/bad_option_1.test
index 9962f327093..ee4f0d0d160 100644
--- a/mysql-test/suite/perfschema/t/bad_option_1.test
+++ b/mysql-test/suite/perfschema/t/bad_option_1.test
@@ -1,4 +1,4 @@
-# Copyright (C) 2009 Sun Microsystems, Inc
+# Copyright (c) 2009, 2010, 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
@@ -10,8 +10,8 @@
# 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+# along with this program; if not, write to the Free Software Foundation,
+# 51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA
# Tests for PERFORMANCE_SCHEMA
# Check error handling for invalid server start options
@@ -19,8 +19,11 @@
--source include/not_embedded.inc
--source include/have_perfschema.inc
+let $outfile= $MYSQLTEST_VARDIR/tmp/bad_option_1.txt;
+--error 0,1
+--remove_file $outfile
--error 7
---exec $MYSQLD_BOOTSTRAP_CMD --loose-console --performance-schema-enabled=maybe > $MYSQLTEST_VARDIR/tmp/bad_option_1.txt 2>&1
+--exec $MYSQLD_BOOTSTRAP_CMD --loose-console --performance-schema-enabled=maybe > $outfile 2>&1
perl;
use strict;
@@ -42,4 +45,5 @@ perl;
}
close FILE;
EOF
+--remove_file $outfile
diff --git a/mysql-test/suite/perfschema/t/bad_option_2.test b/mysql-test/suite/perfschema/t/bad_option_2.test
index a8d15764864..b8f45be3cdf 100644
--- a/mysql-test/suite/perfschema/t/bad_option_2.test
+++ b/mysql-test/suite/perfschema/t/bad_option_2.test
@@ -1,4 +1,4 @@
-# Copyright (C) 2009 Sun Microsystems, Inc
+# Copyright (c) 2009, 2010, 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
@@ -10,8 +10,8 @@
# 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+# along with this program; if not, write to the Free Software Foundation,
+# 51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA
# Tests for PERFORMANCE_SCHEMA
# Check error handling for ambiguous server start options
@@ -19,8 +19,11 @@
--source include/not_embedded.inc
--source include/have_perfschema.inc
+let $outfile= $MYSQLTEST_VARDIR/tmp/bad_option_2.txt;
+--error 0,1
+--remove_file $outfile
--error 3
---exec $MYSQLD_BOOTSTRAP_CMD --loose-console --performance-schema-max_=12 > $MYSQLTEST_VARDIR/tmp/bad_option_2.txt 2>&1
+--exec $MYSQLD_BOOTSTRAP_CMD --loose-console --performance-schema-max_=12 > $outfile 2>&1
perl;
use strict;
@@ -41,4 +44,5 @@ perl;
}
close FILE;
EOF
+--remove_file $outfile
diff --git a/mysql-test/suite/perfschema/t/global_read_lock.test b/mysql-test/suite/perfschema/t/global_read_lock.test
index 16971023cbb..b953ea32ce0 100644
--- a/mysql-test/suite/perfschema/t/global_read_lock.test
+++ b/mysql-test/suite/perfschema/t/global_read_lock.test
@@ -81,6 +81,7 @@ update performance_schema.SETUP_INSTRUMENTS set enabled='YES';
unlock tables;
disconnect con1;
+--source include/wait_until_disconnected.inc
--echo connection default;
connection default;
diff --git a/mysql-test/suite/perfschema/t/pfs_upgrade.test b/mysql-test/suite/perfschema/t/pfs_upgrade.test
index 4902dc73e8a..b8d25d4a66e 100644
--- a/mysql-test/suite/perfschema/t/pfs_upgrade.test
+++ b/mysql-test/suite/perfschema/t/pfs_upgrade.test
@@ -22,6 +22,15 @@
--source include/have_perfschema.inc
--source include/have_lowercase0.inc
+# Some initial settings + Preemptive cleanup
+let $MYSQLD_DATADIR= `SELECT @@datadir`;
+let $err_file= $MYSQLTEST_VARDIR/tmp/pfs_upgrade.err;
+let $out_file= $MYSQLTEST_VARDIR/tmp/pfs_upgrade.out;
+--error 0,1
+--remove_file $out_file
+--error 0,1
+--remove_file $err_file
+
--disable_warnings
drop table if exists test.user_table;
drop procedure if exists test.user_proc;
@@ -29,22 +38,20 @@ drop function if exists test.user_func;
drop event if exists test.user_event;
--enable_warnings
+
--echo "Testing mysql_upgrade with TABLE performance_schema.user_table"
create table test.user_table(a int);
-let $MYSQLD_DATADIR= `SELECT @@datadir`;
+--error 0,1
+--remove_file $MYSQLD_DATADIR/performance_schema/user_table.frm
--copy_file $MYSQLD_DATADIR/test/user_table.frm $MYSQLD_DATADIR/performance_schema/user_table.frm
# Make sure the table is visible
use performance_schema;
show tables like "user_table";
---error 1
---exec $MYSQL_UPGRADE --skip-verbose > $MYSQLTEST_VARDIR/tmp/pfs_upgrade.out 2> $MYSQLTEST_VARDIR/tmp/pfs_upgrade.err
-
-# Verify that mysql_upgrade complained about the performance_schema
---cat_file $MYSQLTEST_VARDIR/tmp/pfs_upgrade.err
+--source suite/perfschema/include/upgrade_check.inc
# Make sure the table is still visible
show tables like "user_table";
@@ -54,22 +61,20 @@ use test;
--remove_file $MYSQLD_DATADIR/performance_schema/user_table.frm
drop table test.user_table;
+
--echo "Testing mysql_upgrade with VIEW performance_schema.user_view"
create view test.user_view as select "Not supposed to be here";
-let $MYSQLD_DATADIR= `SELECT @@datadir`;
+--error 0,1
+--remove_file $MYSQLD_DATADIR/performance_schema/user_view.frm
--copy_file $MYSQLD_DATADIR/test/user_view.frm $MYSQLD_DATADIR/performance_schema/user_view.frm
# Make sure the view is visible
use performance_schema;
show tables like "user_view";
---error 1
---exec $MYSQL_UPGRADE --skip-verbose > $MYSQLTEST_VARDIR/tmp/pfs_upgrade.out 2> $MYSQLTEST_VARDIR/tmp/pfs_upgrade.err
-
-# Verify that mysql_upgrade complained about the performance_schema
---cat_file $MYSQLTEST_VARDIR/tmp/pfs_upgrade.err
+--source suite/perfschema/include/upgrade_check.inc
# Make sure the view is still visible
show tables like "user_view";
@@ -79,6 +84,7 @@ use test;
--remove_file $MYSQLD_DATADIR/performance_schema/user_view.frm
drop view test.user_view;
+
--echo "Testing mysql_upgrade with PROCEDURE performance_schema.user_proc"
create procedure test.user_proc()
@@ -86,17 +92,14 @@ create procedure test.user_proc()
update mysql.proc set db='performance_schema' where name='user_proc';
---error 1
---exec $MYSQL_UPGRADE --skip-verbose > $MYSQLTEST_VARDIR/tmp/pfs_upgrade.out 2> $MYSQLTEST_VARDIR/tmp/pfs_upgrade.err
-
-# Verify that mysql_upgrade complained about the performance_schema
---cat_file $MYSQLTEST_VARDIR/tmp/pfs_upgrade.err
+--source suite/perfschema/include/upgrade_check.inc
select name from mysql.proc where db='performance_schema';
update mysql.proc set db='test' where name='user_proc';
drop procedure test.user_proc;
+
--echo "Testing mysql_upgrade with FUNCTION performance_schema.user_func"
create function test.user_func() returns integer
@@ -104,17 +107,14 @@ create function test.user_func() returns integer
update mysql.proc set db='performance_schema' where name='user_func';
---error 1
---exec $MYSQL_UPGRADE --skip-verbose > $MYSQLTEST_VARDIR/tmp/pfs_upgrade.out 2> $MYSQLTEST_VARDIR/tmp/pfs_upgrade.err
-
-# Verify that mysql_upgrade complained about the performance_schema
---cat_file $MYSQLTEST_VARDIR/tmp/pfs_upgrade.err
+--source suite/perfschema/include/upgrade_check.inc
select name from mysql.proc where db='performance_schema';
update mysql.proc set db='test' where name='user_func';
drop function test.user_func;
+
--echo "Testing mysql_upgrade with EVENT performance_schema.user_event"
create event test.user_event on schedule every 1 day do
@@ -122,17 +122,10 @@ create event test.user_event on schedule every 1 day do
update mysql.event set db='performance_schema' where name='user_event';
---error 1
---exec $MYSQL_UPGRADE --skip-verbose > $MYSQLTEST_VARDIR/tmp/pfs_upgrade.out 2> $MYSQLTEST_VARDIR/tmp/pfs_upgrade.err
-
-# Verify that mysql_upgrade complained about the performance_schema
---cat_file $MYSQLTEST_VARDIR/tmp/pfs_upgrade.err
+--source suite/perfschema/include/upgrade_check.inc
select name from mysql.event where db='performance_schema';
update mysql.event set db='test' where name='user_event';
drop event test.user_event;
---remove_file $MYSQLTEST_VARDIR/tmp/pfs_upgrade.out
---remove_file $MYSQLTEST_VARDIR/tmp/pfs_upgrade.err
-
diff --git a/mysql-test/suite/perfschema/t/privilege.test b/mysql-test/suite/perfschema/t/privilege.test
index d2f3c2a9e6b..2d682de2870 100644
--- a/mysql-test/suite/perfschema/t/privilege.test
+++ b/mysql-test/suite/perfschema/t/privilege.test
@@ -350,9 +350,9 @@ TRUNCATE TABLE performance_schema.EVENTS_WAITS_HISTORY;
TRUNCATE TABLE performance_schema.EVENTS_WAITS_CURRENT;
--echo # Clean up
-
---connection default
--disconnect pfs_user_4
+--source include/wait_until_disconnected.inc
+--connection default
REVOKE ALL PRIVILEGES, GRANT OPTION FROM pfs_user_4;
DROP USER pfs_user_4;
flush privileges;
diff --git a/mysql-test/suite/perfschema/t/query_cache.test b/mysql-test/suite/perfschema/t/query_cache.test
index 95f78d290ee..a48704dc9d6 100644
--- a/mysql-test/suite/perfschema/t/query_cache.test
+++ b/mysql-test/suite/perfschema/t/query_cache.test
@@ -1,4 +1,4 @@
-# Copyright (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved.
+# Copyright (C) 2009 Sun Microsystems, Inc
#
# 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
@@ -10,8 +10,8 @@
# 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
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Tests for PERFORMANCE_SCHEMA
@@ -33,7 +33,6 @@ SET GLOBAL query_cache_size=1355776;
flush query cache;
reset query cache;
-# Reset Qcache_* to a known state
flush status;
select * from t1;
@@ -67,4 +66,5 @@ show status like "Qcache_hits";
SET GLOBAL query_cache_size= default;
drop table t1;
+flush status;
diff --git a/mysql-test/suite/perfschema/t/read_only.test b/mysql-test/suite/perfschema/t/read_only.test
index 62631fa048f..73150207f66 100644
--- a/mysql-test/suite/perfschema/t/read_only.test
+++ b/mysql-test/suite/perfschema/t/read_only.test
@@ -85,6 +85,7 @@ update performance_schema.SETUP_INSTRUMENTS set enabled='YES';
--enable_result_log
disconnect con1;
+--source include/wait_until_disconnected.inc
--echo connection default;
connection default;
diff --git a/mysql-test/suite/perfschema/t/selects-master.opt b/mysql-test/suite/perfschema/t/selects-master.opt
new file mode 100644
index 00000000000..f93413a61e5
--- /dev/null
+++ b/mysql-test/suite/perfschema/t/selects-master.opt
@@ -0,0 +1 @@
+--event-scheduler
diff --git a/mysql-test/suite/perfschema/t/selects.test b/mysql-test/suite/perfschema/t/selects.test
index d5268e8465c..a0c000b80c1 100644
--- a/mysql-test/suite/perfschema/t/selects.test
+++ b/mysql-test/suite/perfschema/t/selects.test
@@ -1,4 +1,4 @@
-# Copyright (C) 2008-2009 Sun Microsystems, Inc
+# Copyright (c) 2008, 2010, 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
@@ -10,8 +10,8 @@
# 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+# along with this program; if not, write to the Free Software Foundation,
+# 51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA
--source include/not_embedded.inc
--source include/have_perfschema.inc
@@ -85,20 +85,32 @@ LIMIT 5;
# EVENT
+# Check that the event_scheduler is really running
+--source include/running_event_scheduler.inc
+
+--disable_warnings
+DROP TABLE IF EXISTS t_event;
+DROP EVENT IF EXISTS t_ps_event;
+--enable_warnings
+CREATE TABLE t_event AS
+SELECT EVENT_ID FROM performance_schema.EVENTS_WAITS_CURRENT
+WHERE 1 = 2;
CREATE EVENT t_ps_event
ON SCHEDULE AT CURRENT_TIMESTAMP + INTERVAL 1 SECOND
-DO SELECT DISTINCT EVENT_ID
+DO INSERT INTO t_event
+ SELECT DISTINCT EVENT_ID
FROM performance_schema.EVENTS_WAITS_CURRENT
JOIN performance_schema.EVENTS_WAITS_HISTORY USING (EVENT_ID)
ORDER BY EVENT_ID
LIMIT 1;
---sleep 2
-
# TRIGGER
ALTER TABLE t1 ADD COLUMN c INT;
+--disable_warnings
+DROP TRIGGER IF EXISTS t_ps_trigger;
+--enable_warnings
delimiter |;
CREATE TRIGGER t_ps_trigger BEFORE INSERT ON t1
@@ -119,6 +131,9 @@ DROP TRIGGER t_ps_trigger;
# PROCEDURE
+--disable_warnings
+DROP PROCEDURE IF EXISTS t_ps_proc;
+--enable_warnings
delimiter |;
CREATE PROCEDURE t_ps_proc(IN tid INT, OUT pid INT)
@@ -135,6 +150,9 @@ CALL t_ps_proc(0, @p_id);
# FUNCTION
+--disable_warnings
+DROP FUNCTION IF EXISTS t_ps_proc;
+--enable_warnings
delimiter |;
CREATE FUNCTION t_ps_func(tid INT) RETURNS int
@@ -149,8 +167,17 @@ delimiter ;|
SELECT t_ps_func(0) = @p_id;
-DROP PROCEDURE t_ps_proc;
-DROP FUNCTION t_ps_func;
+# We might reach this point too early which means the event scheduler has not
+# execute our "t_ps_event". Therefore we poll till the record was inserted
+# and run our test statement afterwards.
+let $wait_timeout= 20;
+let $wait_condition= SELECT COUNT(*) = 1 FROM t_event;
+--source include/wait_condition.inc
+--replace_column 1 [EVENT_ID]
+SELECT * FROM t_event;
# Clean up
+DROP PROCEDURE t_ps_proc;
+DROP FUNCTION t_ps_func;
DROP TABLE t1;
+DROP TABLE t_event;
diff --git a/mysql-test/suite/perfschema/t/server_init.test b/mysql-test/suite/perfschema/t/server_init.test
index cd9357cce67..2e19d2c843a 100644
--- a/mysql-test/suite/perfschema/t/server_init.test
+++ b/mysql-test/suite/perfschema/t/server_init.test
@@ -69,21 +69,12 @@ select count(name) from COND_INSTANCES
# Verify that these global mutexes have been properly initilized in sql
select count(name) from MUTEX_INSTANCES
- where name like "wait/synch/mutex/sql/LOCK_mysql_create_db";
-
-select count(name) from MUTEX_INSTANCES
where name like "wait/synch/mutex/sql/LOCK_open";
select count(name) from MUTEX_INSTANCES
- where name like "wait/synch/mutex/sql/LOCK_lock_db";
-
-select count(name) from MUTEX_INSTANCES
where name like "wait/synch/mutex/sql/LOCK_thread_count";
select count(name) from MUTEX_INSTANCES
- where name like "wait/synch/mutex/sql/LOCK_mapped_file";
-
-select count(name) from MUTEX_INSTANCES
where name like "wait/synch/mutex/sql/LOCK_status";
select count(name) from MUTEX_INSTANCES