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perfschema compilation, test and misc fixes

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This commit is contained in:
Sergei Golubchik
2020-02-15 18:25:57 +01:00
parent 81cffda2e6
commit 7af733a5a2
403 changed files with 20147 additions and 63173 deletions
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370
mysql-test/suite/perfschema/r/show_plugin.result
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@ -4,19 +4,12 @@ SETUP
================================================================================
# Save the initial number of concurrent sessions
# Save current SHOW_COMPATIBILITY_56 setting
SELECT @@global.show_compatibility_56 INTO @show_compatibility_56_save;
#
# SET COMPATIBILITY MODE = OFF
#
SET @@global.show_compatibility_56 = OFF;
# Verify EXAMPLE plugin is not loaded
SELECT COUNT(*) = 0 AS "Expect 1" FROM information_schema.plugins WHERE plugin_name = "EXAMPLE";
Expect 1
1
# Create one session to force local and global system variables;
# Create one session to force local and global system variables
connect con0, localhost, root,,;
connection default;
@ -54,7 +47,7 @@ TEST 2 - PLUGIN LOAD, UNLOAD, RELOAD
================================================================================
2.1 - INSTALL PLUGIN
================================================================================
INSTALL PLUGIN example SONAME 'ha_example.so';
INSTALL PLUGIN example SONAME 'ha_example';
================================================================================
2.1a - FORCE SYNC OF LOCAL AND GLOBAL SYSTEM VARS
@ -62,71 +55,47 @@ INSTALL PLUGIN example SONAME 'ha_example.so';
SHOW GLOBAL STATUS LIKE "example_%";
Variable_name Value
example_func_example enum_var is 0, ulong_var is 8, double_var is 8.500000, really
example_status_array_var1 100
example_status_array_var2 20.010000
example_status_var3 three hundred
example_status_var4 ON
example_status_var5 OFF
example_status_var6 8250
Example_func_example enum_var is 0, ulong_var is 8, int_var is 0, double_var is 8.500000, really
SHOW SESSION STATUS LIKE "example_%";
Variable_name Value
example_func_example enum_var is 0, ulong_var is 8, double_var is 8.500000, really
example_status_array_var1 100
example_status_array_var2 20.010000
example_status_var3 three hundred
example_status_var4 ON
example_status_var5 OFF
example_status_var6 8250
Example_func_example enum_var is 0, ulong_var is 8, int_var is 0, double_var is 8.500000, really
SHOW GLOBAL VARIABLES LIKE "example_%";
Variable_name Value
example_double_thdvar 8.500000
example_double_var 8.500000
example_enum_var e1
example_int_var 0
example_ulong_var 8
example_varopt_default 5
SHOW SESSION VARIABLES LIKE "example_%";
Variable_name Value
example_double_thdvar 8.500000
example_double_var 8.500000
example_enum_var e1
example_int_var 0
example_ulong_var 8
example_varopt_default 5
SELECT variable_name, variable_value FROM performance_schema.global_status WHERE variable_name LIKE "example_%";
variable_name variable_value
example_func_example enum_var is 0, ulong_var is 8, double_var is 8.500000, really
example_status_array_var1 100
example_status_array_var2 20.010000
example_status_var3 three hundred
example_status_var4 ON
example_status_var5 OFF
example_status_var6 8250
SELECT variable_name, variable_value FROM performance_schema.session_status WHERE variable_name LIKE "example_%";
variable_name variable_value
example_func_example enum_var is 0, ulong_var is 8, double_var is 8.500000, really
example_status_array_var1 100
example_status_array_var2 20.010000
example_status_var3 three hundred
example_status_var4 ON
example_status_var5 OFF
example_status_var6 8250
SELECT variable_name, variable_value FROM performance_schema.global_variables WHERE variable_name LIKE "example_%";
variable_name variable_value
example_double_thdvar 8.500000
example_double_var 8.500000
example_enum_var e1
example_int_var 0
example_ulong_var 8
example_varopt_default 5
SELECT variable_name, variable_value FROM performance_schema.session_variables WHERE variable_name LIKE "example_%";
variable_name variable_value
example_double_thdvar 8.500000
example_double_var 8.500000
example_enum_var e1
example_ulong_var 8
disconnect con0;
================================================================================
@ -146,71 +115,47 @@ SET SESSION example_double_thdvar = 102.9992;
SHOW GLOBAL STATUS LIKE "example_%";
Variable_name Value
example_func_example enum_var is 0, ulong_var is 100, double_var is 100.999000, really
example_status_array_var1 100
example_status_array_var2 20.010000
example_status_var3 three hundred
example_status_var4 ON
example_status_var5 OFF
example_status_var6 8250
Example_func_example enum_var is 0, ulong_var is 100, int_var is 0, double_var is 100.999000, really
SHOW SESSION STATUS LIKE "example_%";
Variable_name Value
example_func_example enum_var is 0, ulong_var is 100, double_var is 100.999000, really
example_status_array_var1 100
example_status_array_var2 20.010000
example_status_var3 three hundred
example_status_var4 ON
example_status_var5 OFF
example_status_var6 8250
Example_func_example enum_var is 0, ulong_var is 100, int_var is 0, double_var is 100.999000, really
SHOW GLOBAL VARIABLES LIKE "example_%";
Variable_name Value
example_double_thdvar 101.999100
example_double_var 100.999000
example_enum_var e1
example_int_var 0
example_ulong_var 100
example_varopt_default 5
SHOW SESSION VARIABLES LIKE "example_%";
Variable_name Value
example_double_thdvar 102.999200
example_double_var 100.999000
example_enum_var e1
example_int_var 0
example_ulong_var 100
example_varopt_default 5
SELECT variable_name, variable_value FROM performance_schema.global_status WHERE variable_name LIKE "example_%";
variable_name variable_value
example_func_example enum_var is 0, ulong_var is 100, double_var is 100.999000, really
example_status_array_var1 100
example_status_array_var2 20.010000
example_status_var3 three hundred
example_status_var4 ON
example_status_var5 OFF
example_status_var6 8250
SELECT variable_name, variable_value FROM performance_schema.session_status WHERE variable_name LIKE "example_%";
variable_name variable_value
example_func_example enum_var is 0, ulong_var is 100, double_var is 100.999000, really
example_status_array_var1 100
example_status_array_var2 20.010000
example_status_var3 three hundred
example_status_var4 ON
example_status_var5 OFF
example_status_var6 8250
SELECT variable_name, variable_value FROM performance_schema.global_variables WHERE variable_name LIKE "example_%";
variable_name variable_value
example_double_thdvar 101.999100
example_double_var 100.999000
example_enum_var e1
example_int_var 0
example_ulong_var 100
example_varopt_default 5
SELECT variable_name, variable_value FROM performance_schema.session_variables WHERE variable_name LIKE "example_%";
variable_name variable_value
example_double_thdvar 102.999200
example_double_var 100.999000
example_enum_var e1
example_ulong_var 100
================================================================================
2.4 - UNINSTALL PLUGIN
@ -249,7 +194,7 @@ variable_name variable_value
2.6 - REINSTALL PLUGIN
================================================================================
# Reinstall EXAMPLE plugin
INSTALL PLUGIN example SONAME 'ha_example.so';
INSTALL PLUGIN example SONAME 'ha_example';
================================================================================
2.7 - SET PLUGIN VARS AGAIN
@ -268,71 +213,47 @@ SET SESSION example_double_thdvar = 202.8882;
SHOW GLOBAL STATUS LIKE "example_%";
Variable_name Value
example_func_example enum_var is 1, ulong_var is 200, double_var is 200.888000, really
example_status_array_var1 100
example_status_array_var2 20.010000
example_status_var3 three hundred
example_status_var4 ON
example_status_var5 OFF
example_status_var6 8250
Example_func_example enum_var is 1, ulong_var is 200, int_var is 0, double_var is 200.888000, really
SHOW SESSION STATUS LIKE "example_%";
Variable_name Value
example_func_example enum_var is 1, ulong_var is 200, double_var is 200.888000, really
example_status_array_var1 100
example_status_array_var2 20.010000
example_status_var3 three hundred
example_status_var4 ON
example_status_var5 OFF
example_status_var6 8250
Example_func_example enum_var is 1, ulong_var is 200, int_var is 0, double_var is 200.888000, really
SHOW GLOBAL VARIABLES LIKE "example_%";
Variable_name Value
example_double_thdvar 201.888100
example_double_var 200.888000
example_enum_var e2
example_int_var 0
example_ulong_var 200
example_varopt_default 5
SHOW SESSION VARIABLES LIKE "example_%";
Variable_name Value
example_double_thdvar 202.888200
example_double_var 200.888000
example_enum_var e2
example_int_var 0
example_ulong_var 200
example_varopt_default 5
SELECT variable_name, variable_value FROM performance_schema.global_status WHERE variable_name LIKE "example_%";
variable_name variable_value
example_func_example enum_var is 1, ulong_var is 200, double_var is 200.888000, really
example_status_array_var1 100
example_status_array_var2 20.010000
example_status_var3 three hundred
example_status_var4 ON
example_status_var5 OFF
example_status_var6 8250
SELECT variable_name, variable_value FROM performance_schema.session_status WHERE variable_name LIKE "example_%";
variable_name variable_value
example_func_example enum_var is 1, ulong_var is 200, double_var is 200.888000, really
example_status_array_var1 100
example_status_array_var2 20.010000
example_status_var3 three hundred
example_status_var4 ON
example_status_var5 OFF
example_status_var6 8250
SELECT variable_name, variable_value FROM performance_schema.global_variables WHERE variable_name LIKE "example_%";
variable_name variable_value
example_double_thdvar 201.888100
example_double_var 200.888000
example_enum_var e2
example_int_var 0
example_ulong_var 200
example_varopt_default 5
SELECT variable_name, variable_value FROM performance_schema.session_variables WHERE variable_name LIKE "example_%";
variable_name variable_value
example_double_thdvar 202.888200
example_double_var 200.888000
example_enum_var e2
example_ulong_var 200
================================================================================
2.9 - UNINSTALL PLUGIN
@ -374,7 +295,7 @@ TEST 3 - SESSION PLUGIN VARS ON MULTIPLE CONNECTIONS
================================================================================
3.1 - INSTALL PLUGIN
================================================================================
INSTALL PLUGIN example SONAME 'ha_example.so';
INSTALL PLUGIN example SONAME 'ha_example';
================================================================================
3.2 - SET GLOBAL AND DEFAULT CONNECTION VARS
@ -406,80 +327,52 @@ connection default;
SHOW GLOBAL STATUS LIKE "example_%";
Variable_name Value
example_func_example enum_var is 0, ulong_var is 300, double_var is 301.000000, really
example_status_array_var1 100
example_status_array_var2 20.010000
example_status_var3 three hundred
example_status_var4 ON
example_status_var5 OFF
example_status_var6 8250
Example_func_example enum_var is 0, ulong_var is 300, int_var is 0, double_var is 301.000000, really
SHOW SESSION STATUS LIKE "example_%";
Variable_name Value
example_func_example enum_var is 0, ulong_var is 300, double_var is 301.000000, really
example_status_array_var1 100
example_status_array_var2 20.010000
example_status_var3 three hundred
example_status_var4 ON
example_status_var5 OFF
example_status_var6 8250
Example_func_example enum_var is 0, ulong_var is 300, int_var is 0, double_var is 301.000000, really
SHOW GLOBAL VARIABLES LIKE "example_%";
Variable_name Value
example_double_thdvar 302.000000
example_double_var 301.000000
example_enum_var e1
example_int_var 0
example_ulong_var 300
example_varopt_default 5
SHOW SESSION VARIABLES LIKE "example_%";
Variable_name Value
example_double_thdvar 300.000000
example_double_var 301.000000
example_enum_var e1
example_int_var 0
example_ulong_var 300
example_varopt_default 5
SELECT variable_name, variable_value FROM performance_schema.global_status WHERE variable_name LIKE "example_%";
variable_name variable_value
example_func_example enum_var is 0, ulong_var is 300, double_var is 301.000000, really
example_status_array_var1 100
example_status_array_var2 20.010000
example_status_var3 three hundred
example_status_var4 ON
example_status_var5 OFF
example_status_var6 8250
SELECT variable_name, variable_value FROM performance_schema.session_status WHERE variable_name LIKE "example_%";
variable_name variable_value
example_func_example enum_var is 0, ulong_var is 300, double_var is 301.000000, really
example_status_array_var1 100
example_status_array_var2 20.010000
example_status_var3 three hundred
example_status_var4 ON
example_status_var5 OFF
example_status_var6 8250
SELECT variable_name, variable_value FROM performance_schema.global_variables WHERE variable_name LIKE "example_%";
variable_name variable_value
example_double_thdvar 302.000000
example_double_var 301.000000
example_enum_var e1
example_int_var 0
example_ulong_var 300
example_varopt_default 5
SELECT variable_name, variable_value FROM performance_schema.session_variables WHERE variable_name LIKE "example_%";
variable_name variable_value
example_double_thdvar 300.000000
example_double_var 301.000000
example_enum_var e1
example_ulong_var 300
# Variables by thread
SELECT variable_name, variable_value FROM performance_schema.variables_by_thread
WHERE variable_name LIKE "example_%" ORDER BY variable_value;
variable_name variable_value
example_double_thdvar 300.000000
example_double_thdvar 300.111100
example_double_thdvar 300.222200
example_double_thdvar 300.333300
================================================================================
3.5 - DISCONNECT CLIENTS
@ -498,77 +391,52 @@ connection default;
SHOW GLOBAL STATUS LIKE "example_%";
Variable_name Value
example_func_example enum_var is 0, ulong_var is 300, double_var is 301.000000, really
example_status_array_var1 100
example_status_array_var2 20.010000
example_status_var3 three hundred
example_status_var4 ON
example_status_var5 OFF
example_status_var6 8250
Example_func_example enum_var is 0, ulong_var is 300, int_var is 0, double_var is 301.000000, really
SHOW SESSION STATUS LIKE "example_%";
Variable_name Value
example_func_example enum_var is 0, ulong_var is 300, double_var is 301.000000, really
example_status_array_var1 100
example_status_array_var2 20.010000
example_status_var3 three hundred
example_status_var4 ON
example_status_var5 OFF
example_status_var6 8250
Example_func_example enum_var is 0, ulong_var is 300, int_var is 0, double_var is 301.000000, really
SHOW GLOBAL VARIABLES LIKE "example_%";
Variable_name Value
example_double_thdvar 302.000000
example_double_var 301.000000
example_enum_var e1
example_int_var 0
example_ulong_var 300
example_varopt_default 5
SHOW SESSION VARIABLES LIKE "example_%";
Variable_name Value
example_double_thdvar 300.000000
example_double_var 301.000000
example_enum_var e1
example_int_var 0
example_ulong_var 300
example_varopt_default 5
SELECT variable_name, variable_value FROM performance_schema.global_status WHERE variable_name LIKE "example_%";
variable_name variable_value
example_func_example enum_var is 0, ulong_var is 300, double_var is 301.000000, really
example_status_array_var1 100
example_status_array_var2 20.010000
example_status_var3 three hundred
example_status_var4 ON
example_status_var5 OFF
example_status_var6 8250
SELECT variable_name, variable_value FROM performance_schema.session_status WHERE variable_name LIKE "example_%";
variable_name variable_value
example_func_example enum_var is 0, ulong_var is 300, double_var is 301.000000, really
example_status_array_var1 100
example_status_array_var2 20.010000
example_status_var3 three hundred
example_status_var4 ON
example_status_var5 OFF
example_status_var6 8250
SELECT variable_name, variable_value FROM performance_schema.global_variables WHERE variable_name LIKE "example_%";
variable_name variable_value
example_double_thdvar 302.000000
example_double_var 301.000000
example_enum_var e1
example_int_var 0
example_ulong_var 300
example_varopt_default 5
SELECT variable_name, variable_value FROM performance_schema.session_variables WHERE variable_name LIKE "example_%";
variable_name variable_value
example_double_thdvar 300.000000
example_double_var 301.000000
example_enum_var e1
example_ulong_var 300
# Variables by thread
SELECT variable_name, variable_value FROM performance_schema.variables_by_thread
WHERE variable_name LIKE "example_%" ORDER BY variable_value;
variable_name variable_value
example_double_thdvar 300.000000
================================================================================
3.7 - RECONNECT 3 CLIENTS, SET SESSION VARS FOR EACH
@ -590,80 +458,52 @@ connection default;
SHOW GLOBAL STATUS LIKE "example_%";
Variable_name Value
example_func_example enum_var is 0, ulong_var is 300, double_var is 301.000000, really
example_status_array_var1 100
example_status_array_var2 20.010000
example_status_var3 three hundred
example_status_var4 ON
example_status_var5 OFF
example_status_var6 8250
Example_func_example enum_var is 0, ulong_var is 300, int_var is 0, double_var is 301.000000, really
SHOW SESSION STATUS LIKE "example_%";
Variable_name Value
example_func_example enum_var is 0, ulong_var is 300, double_var is 301.000000, really
example_status_array_var1 100
example_status_array_var2 20.010000
example_status_var3 three hundred
example_status_var4 ON
example_status_var5 OFF
example_status_var6 8250
Example_func_example enum_var is 0, ulong_var is 300, int_var is 0, double_var is 301.000000, really
SHOW GLOBAL VARIABLES LIKE "example_%";
Variable_name Value
example_double_thdvar 302.000000
example_double_var 301.000000
example_enum_var e1
example_int_var 0
example_ulong_var 300
example_varopt_default 5
SHOW SESSION VARIABLES LIKE "example_%";
Variable_name Value
example_double_thdvar 300.000000
example_double_var 301.000000
example_enum_var e1
example_int_var 0
example_ulong_var 300
example_varopt_default 5
SELECT variable_name, variable_value FROM performance_schema.global_status WHERE variable_name LIKE "example_%";
variable_name variable_value
example_func_example enum_var is 0, ulong_var is 300, double_var is 301.000000, really
example_status_array_var1 100
example_status_array_var2 20.010000
example_status_var3 three hundred
example_status_var4 ON
example_status_var5 OFF
example_status_var6 8250
SELECT variable_name, variable_value FROM performance_schema.session_status WHERE variable_name LIKE "example_%";
variable_name variable_value
example_func_example enum_var is 0, ulong_var is 300, double_var is 301.000000, really
example_status_array_var1 100
example_status_array_var2 20.010000
example_status_var3 three hundred
example_status_var4 ON
example_status_var5 OFF
example_status_var6 8250
SELECT variable_name, variable_value FROM performance_schema.global_variables WHERE variable_name LIKE "example_%";
variable_name variable_value
example_double_thdvar 302.000000
example_double_var 301.000000
example_enum_var e1
example_int_var 0
example_ulong_var 300
example_varopt_default 5
SELECT variable_name, variable_value FROM performance_schema.session_variables WHERE variable_name LIKE "example_%";
variable_name variable_value
example_double_thdvar 300.000000
example_double_var 301.000000
example_enum_var e1
example_ulong_var 300
# Variables by thread
SELECT variable_name, variable_value FROM performance_schema.variables_by_thread
WHERE variable_name LIKE "example_%" ORDER BY variable_value;
variable_name variable_value
example_double_thdvar 300.000000
example_double_thdvar 311.111100
example_double_thdvar 322.222200
example_double_thdvar 333.333300
================================================================================
3.9 - UNINSTALL PLUGIN, LEAVE CLIENTS CONNECTED
@ -751,110 +591,12 @@ variable_name variable_value
TEST 4 - BUG#18008907: DEADLOCK WITH CHANGE_USER, SHOW VARIABLES, INSTALL PLUGIN
================================================================================
CREATE PROCEDURE install_no_such_plugin()
BEGIN
INSTALL PLUGIN no_such_plugin SONAME 'no_such_object';
END|
CREATE PROCEDURE show_vars()
BEGIN
-- select on information_schema.global_variables
-- will fail, still need to cover execution of the code
-- to verify potential dead locks.
declare continue handler for sqlexception
begin
end;
SELECT COUNT(*) FROM information_schema.global_variables;
SELECT COUNT(*) FROM performance_schema.global_variables;
END|
================================================================================
4.1 - DEADLOCK SCENARIO 1:
con1 - has LOCK_system_variables_hash and waits on LOCK_plugin AND
default - has LOCK_plugin and waits on LOCK_system_variables_hash
================================================================================
connect con1, localhost, root,,;
SET DEBUG_SYNC='acquired_LOCK_system_variables_hash SIGNAL install_plugin WAIT_FOR cont_show_vars';
call show_vars();;
connection default;
SET DEBUG_SYNC='now WAIT_FOR install_plugin';
SET DEBUG_SYNC='acquired_LOCK_plugin SIGNAL cont_show_vars';
call install_no_such_plugin();;
connection con1;
# Without fix, reap will hang.
COUNT(*)
#
SET DEBUG_SYNC='RESET';
connection default;
ERROR HY000: Can't open shared library
SET DEBUG_SYNC='RESET';
================================================================================
4.2 - DEADLOCK SCENARIO 2:
default - has LOCK_system_variables_hash, waits on LOCK_global_system_variables
con1 - has LOCK_plugin, waits on LOCK_system_variables_hash AND
con2 - has LOCK_global_system_variables, waits on LOCK_plugin
================================================================================
SET DEBUG_SYNC='acquired_LOCK_system_variables_hash SIGNAL install_plugin WAIT_FOR nothing TIMEOUT 10';
call show_vars();;
connection con1;
SET DEBUG_SYNC='now WAIT_FOR install_plugin';
SET DEBUG_SYNC='acquired_LOCK_plugin SIGNAL create_connection WAIT_FOR nothing TIMEOUT 10';
call install_no_such_plugin();;
connect con2, localhost, root,,;
SET DEBUG_SYNC='now WAIT_FOR create_connection';
# Without fix, deadlock situation will occur on timeout of debug_syncs in
# default and con1. Because of this, change_user operation hangs.
change_user
connection con1;
ERROR HY000: Can't open shared library
connection default;
COUNT(*)
#
disconnect con2;
================================================================================
4.3 - DEADLOCK SCENARIO 3: CONCURRENT SHOW VARIABLES AND UNINSTALL PLUGIN
================================================================================
#
# INSTALL PLUGIN
#
INSTALL PLUGIN example SONAME 'ha_example.so';
connection con1;
# Acquiring LOCK_system_variables_hash and LOCK_plugin_delete
SET DEBUG_SYNC='acquired_LOCK_system_variables_hash SIGNAL uninstall_plugin WAIT_FOR go';
call show_vars();;
connect con2, localhost, root,,;
#
# UNINSTALL PLUGIN
#
SET DEBUG_SYNC='now WAIT_FOR uninstall_plugin';
UNINSTALL PLUGIN example;;
connection default;
# Uninstall will wait until SHOW VARIABLES releases LOCK_plugin_delete.
SET DEBUG_SYNC='now SIGNAL go';
# Connect con1 - reap
connection con1;
COUNT(*)
#
# Connect con2 - reap
connection con2;
================================================================================
TEST 5 - BUG#22225549 MYSQL_CHANGE_USER/MYSQL_RESET_CONNECTION + SET INNODB...
Update to plugin-defined session variable triggers resync with global
variables and deadlocks on THD::LOCK_thd_sysvar.
================================================================================
SELECT @@global.show_compatibility_56;
@@global.show_compatibility_56
0
select @@session.innodb_strict_mode;
@@session.innodb_strict_mode
1
@ -879,14 +621,6 @@ CLEAN UP
================================================================================
connection default;
DROP PROCEDURE show_vars;
DROP PROCEDURE install_no_such_plugin;
SET DEBUG_SYNC='RESET';
disconnect con1;
disconnect con2;
# Restore SHOW_COMPATIBILITY_56 setting
SET @@global.show_compatibility_56 = @show_compatibility_56_save;
# Wait till we reached the initial number of concurrent sessions