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Fix for Bug#36874 : main.slow_launch_time_func test fails

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This commit is contained in:
Matthias Leich
2008-10-02 15:41:59 +02:00
parent 32488ef0a0
commit a8f52c1bff
2 changed files with 72 additions and 97 deletions
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40
mysql-test/r/slow_launch_time_func.result
View File

@@ -1,37 +1,17 @@
SET @global_slow_launch_time = @@GLOBAL.slow_launch_time; SET @global_slow_launch_time = @@GLOBAL.slow_launch_time;
'#--------------------FN_DYNVARS_124_01-------------------------#'
** Connection default ** ** Connection default **
'#--------------------FN_DYNVARS_124_01-------------------------#'
SET @@GLOBAL.slow_launch_time=0; SET @@GLOBAL.slow_launch_time=0;
SELECT @@GLOBAL.slow_launch_time; SELECT @@GLOBAL.slow_launch_time;
@@GLOBAL.slow_launch_time @@GLOBAL.slow_launch_time
0 0
** Connecting conn5 using username 'root' ** ** Connecting conn1 using username 'root' **
** Connecting conn6 using username 'root' ** ** Switch to connection default and disconnect conn1 **
** Connecting conn7 using username 'root' ** '#--------------------FN_DYNVARS_124_02-------------------------#'
** Connecting conn8 using username 'root' ** SET @@GLOBAL.slow_launch_time= 1000;
** Connecting conn9 using username 'root' ** SELECT @@GLOBAL.slow_launch_time;
** Connecting conn10 using username 'root' ** @@GLOBAL.slow_launch_time
** Connecting conn11 using username 'root' ** 1000
** Connecting conn12 using username 'root' ** ** Connecting conn2 using username 'root' **
** Connecting conn13 using username 'root' ** ** Switch to connection default and disconnect conn2 **
** Connecting conn14 using username 'root' **
** Connecting conn15 using username 'root' **
** Connecting conn16 using username 'root' **
show status like 'slow_launch_threads';
Variable_name Value
Slow_launch_threads 12
12 Expected
** Connection default **
** Disconnecting conn5 **
** Disconnecting conn6 **
** Disconnecting conn7 **
** Disconnecting conn8 **
** Disconnecting conn9 **
** Disconnecting conn10 **
** Disconnecting conn11 **
** Disconnecting conn12 **
** Disconnecting conn13 **
** Disconnecting conn14 **
** Disconnecting conn15 **
** Disconnecting conn16 **
SET @@GLOBAL.slow_launch_time = @global_slow_launch_time; SET @@GLOBAL.slow_launch_time = @global_slow_launch_time;

123
mysql-test/t/slow_launch_time_func.test
View File

@@ -1,4 +1,4 @@
############# mysql-test\t\SLOW_LAUNCH_time_func.test ########################## ############# mysql-test\t\slow_launch_time_func.test ##########################
# # # #
# Variable Name: slow_launch_time # # Variable Name: slow_launch_time #
# Scope: SESSION # # Scope: SESSION #
@@ -11,11 +11,17 @@
# Creation Date: 2008-03-02 # # Creation Date: 2008-03-02 #
# Author: Sharique Abdullah # # Author: Sharique Abdullah #
# # # #
# Last change: 2008-09-09 mleich Reimplementation of this test #
# - Fix Bug#36874 : main.slow_launch_time_func test fails #
# randomly #
# - Fix other failures and streamline the test #
# #
# Description: Test Cases of Dynamic System Variable "slow_launch_time " # # Description: Test Cases of Dynamic System Variable "slow_launch_time " #
# that checks behavior of this variable in the following ways # # that checks behavior of this variable in the following ways #
# * Functionality based on different values # # * Functionality based on different values #
# # # #
#Reference: http://dev.mysql.com/doc/refman/5.1/en/server-system-variables.html# # Reference: #
# http://dev.mysql.com/doc/refman/5.1/en/server-system-variables.html #
# option_mysqld_slow_launch_time # # option_mysqld_slow_launch_time #
# # # #
################################################################################ ################################################################################
@@ -28,82 +34,71 @@
SET @global_slow_launch_time = @@GLOBAL.slow_launch_time; SET @global_slow_launch_time = @@GLOBAL.slow_launch_time;
--echo ** Connection default **
connection default;
--echo '#--------------------FN_DYNVARS_124_01-------------------------#' --echo '#--------------------FN_DYNVARS_124_01-------------------------#'
##################################### ########################################################################
# Increase number of connection # # Reveal that a new connect gets counted as "slow launched thread" if #
##################################### # @@GLOBAL.slow_launch_time = 0. #
# The value of slow_launch_threads must be increased by 1. #
--echo ** Connection default ** ########################################################################
connection default;
SET @@GLOBAL.slow_launch_time=0; SET @@GLOBAL.slow_launch_time=0;
SELECT @@GLOBAL.slow_launch_time; SELECT @@GLOBAL.slow_launch_time;
--echo ** Connecting conn5 using username 'root' ** let $value_before=
CONNECT (conn5,localhost,root,,); query_get_value(show status like 'slow_launch_threads', Value, 1);
--echo ** Connecting conn6 using username 'root' ** --echo ** Connecting conn1 using username 'root' **
CONNECT (conn6,localhost,root,,); CONNECT (conn1,localhost,root,,);
--echo ** Connecting conn7 using username 'root' ** let $value_after=
CONNECT (conn7,localhost,root,,); query_get_value(show status like 'slow_launch_threads', Value, 1);
--echo ** Connecting conn8 using username 'root' ** if (!`SELECT $value_after = $value_before + 1`)
CONNECT (conn8,localhost,root,,); {
--echo ** Connecting conn9 using username 'root' ** --echo ERROR: Subtest FN_DYNVARS_124_01 failed
CONNECT (conn9,localhost,root,,); --echo A new connect should be counted as 'slow_launch_thread' if
--echo ** Connecting conn10 using username 'root' ** --echo @@GLOBAL.slow_launch_time=0
CONNECT (conn10,localhost,root,,); SELECT @@GLOBAL.slow_launch_time;
--echo ** Connecting conn11 using username 'root' ** echo Number of slow_launch_threads before new connect: $value_before;
CONNECT (conn11,localhost,root,,); echo Number of slow_launch_threads after new connect: $value_after;
--echo ** Connecting conn12 using username 'root' ** }
CONNECT (conn12,localhost,root,,); --echo ** Switch to connection default and disconnect conn1 **
--echo ** Connecting conn13 using username 'root' ** connection default;
CONNECT (conn13,localhost,root,,); disconnect conn1;
--echo ** Connecting conn14 using username 'root' **
CONNECT (conn14,localhost,root,,);
--echo ** Connecting conn15 using username 'root' **
CONNECT (conn15,localhost,root,,);
--echo ** Connecting conn16 using username 'root' **
CONNECT (conn16,localhost,root,,);
--echo '#--------------------FN_DYNVARS_124_02-------------------------#'
# ########################################################################
# Checking status of slow_launch_threads # Reveal that a new connect gets not counted as "slow launched thread" #
# # if @@GLOBAL.slow_launch_time is sufficient big. #
# The value of slow_launch_threads must not change. #
########################################################################
show status like 'slow_launch_threads'; SET @@GLOBAL.slow_launch_time= 1000;
--echo 12 Expected SELECT @@GLOBAL.slow_launch_time;
let $value_before=
query_get_value(show status like 'slow_launch_threads', Value, 1);
--echo ** Connecting conn2 using username 'root' **
CONNECT (conn2,localhost,root,,);
let $value_after=
query_get_value(show status like 'slow_launch_threads', Value, 1);
if (!`SELECT $value_after = $value_before`)
{
--echo ERROR: Subtest FN_DYNVARS_124_02 failed
--echo A new connect must not be counted as 'slow_launch_thread' if
--echo @@GLOBAL.slow_launch_time is sufficient big.
SELECT @@GLOBAL.slow_launch_time;
echo Number of slow_launch_threads before new connect: $value_before;
echo Number of slow_launch_threads after new connect: $value_after;
}
# #
# Cleanup # Cleanup
# #
--echo ** Connection default ** --echo ** Switch to connection default and disconnect conn2 **
connection default; connection default;
disconnect conn2;
--echo ** Disconnecting conn5 **
disconnect conn5;
--echo ** Disconnecting conn6 **
disconnect conn6;
--echo ** Disconnecting conn7 **
disconnect conn7;
--echo ** Disconnecting conn8 **
disconnect conn8;
--echo ** Disconnecting conn9 **
disconnect conn9;
--echo ** Disconnecting conn10 **
disconnect conn10;
--echo ** Disconnecting conn11 **
disconnect conn11;
--echo ** Disconnecting conn12 **
disconnect conn12;
--echo ** Disconnecting conn13 **
disconnect conn13;
--echo ** Disconnecting conn14 **
disconnect conn14;
--echo ** Disconnecting conn15 **
disconnect conn15;
--echo ** Disconnecting conn16 **
disconnect conn16;
SET @@GLOBAL.slow_launch_time = @global_slow_launch_time; SET @@GLOBAL.slow_launch_time = @global_slow_launch_time;