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Fix for Bug#36874 : main.slow_launch_time_func test fails
This commit is contained in:
Matthias Leich
@ -1,6 +1,6 @@
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############# mysql-test\t\SLOW_LAUNCH_time_func.test ##########################
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############# mysql-test\t\slow_launch_time_func.test ##########################
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# #
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# Variable Name: slow_launch_time #
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# Variable Name: slow_launch_time #
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# Scope: SESSION #
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# Access Type: Dynamic #
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# Data Type: NUMERIC #
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@ -9,14 +9,20 @@
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# #
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# #
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# Creation Date: 2008-03-02 #
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# Author: Sharique Abdullah #
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# Author: Sharique Abdullah #
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# #
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# Last change: 2008-09-09 mleich Reimplementation of this test #
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# - Fix Bug#36874 : main.slow_launch_time_func test fails #
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# randomly #
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# - Fix other failures and streamline the test #
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# #
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# Description: Test Cases of Dynamic System Variable "slow_launch_time " #
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# that checks behavior of this variable in the following ways #
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# * Functionality based on different values #
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# #
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#Reference: http://dev.mysql.com/doc/refman/5.1/en/server-system-variables.html#
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# option_mysqld_slow_launch_time #
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# Reference: #
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# http://dev.mysql.com/doc/refman/5.1/en/server-system-variables.html #
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# option_mysqld_slow_launch_time #
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# #
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################################################################################
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@ -28,82 +34,71 @@
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SET @global_slow_launch_time = @@GLOBAL.slow_launch_time;
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--echo ** Connection default **
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connection default;
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--echo '#--------------------FN_DYNVARS_124_01-------------------------#'
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#####################################
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# Increase number of connection #
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#####################################
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--echo ** Connection default **
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connection default;
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########################################################################
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# Reveal that a new connect gets counted as "slow launched thread" if #
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# @@GLOBAL.slow_launch_time = 0. #
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# The value of slow_launch_threads must be increased by 1. #
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########################################################################
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SET @@GLOBAL.slow_launch_time=0;
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SELECT @@GLOBAL.slow_launch_time;
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--echo ** Connecting conn5 using username 'root' **
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CONNECT (conn5,localhost,root,,);
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--echo ** Connecting conn6 using username 'root' **
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CONNECT (conn6,localhost,root,,);
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--echo ** Connecting conn7 using username 'root' **
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CONNECT (conn7,localhost,root,,);
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--echo ** Connecting conn8 using username 'root' **
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CONNECT (conn8,localhost,root,,);
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--echo ** Connecting conn9 using username 'root' **
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CONNECT (conn9,localhost,root,,);
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--echo ** Connecting conn10 using username 'root' **
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CONNECT (conn10,localhost,root,,);
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--echo ** Connecting conn11 using username 'root' **
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CONNECT (conn11,localhost,root,,);
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--echo ** Connecting conn12 using username 'root' **
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CONNECT (conn12,localhost,root,,);
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--echo ** Connecting conn13 using username 'root' **
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CONNECT (conn13,localhost,root,,);
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--echo ** Connecting conn14 using username 'root' **
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CONNECT (conn14,localhost,root,,);
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--echo ** Connecting conn15 using username 'root' **
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CONNECT (conn15,localhost,root,,);
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--echo ** Connecting conn16 using username 'root' **
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CONNECT (conn16,localhost,root,,);
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let $value_before=
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query_get_value(show status like 'slow_launch_threads', Value, 1);
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--echo ** Connecting conn1 using username 'root' **
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CONNECT (conn1,localhost,root,,);
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let $value_after=
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query_get_value(show status like 'slow_launch_threads', Value, 1);
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if (!`SELECT $value_after = $value_before + 1`)
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{
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--echo ERROR: Subtest FN_DYNVARS_124_01 failed
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--echo A new connect should be counted as 'slow_launch_thread' if
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--echo @@GLOBAL.slow_launch_time=0
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SELECT @@GLOBAL.slow_launch_time;
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echo Number of slow_launch_threads before new connect: $value_before;
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echo Number of slow_launch_threads after new connect: $value_after;
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}
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--echo ** Switch to connection default and disconnect conn1 **
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connection default;
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disconnect conn1;
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--echo '#--------------------FN_DYNVARS_124_02-------------------------#'
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#
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# Checking status of slow_launch_threads
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#
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########################################################################
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# Reveal that a new connect gets not counted as "slow launched thread" #
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# if @@GLOBAL.slow_launch_time is sufficient big. #
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# The value of slow_launch_threads must not change. #
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########################################################################
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show status like 'slow_launch_threads';
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--echo 12 Expected
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SET @@GLOBAL.slow_launch_time= 1000;
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SELECT @@GLOBAL.slow_launch_time;
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let $value_before=
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query_get_value(show status like 'slow_launch_threads', Value, 1);
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--echo ** Connecting conn2 using username 'root' **
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CONNECT (conn2,localhost,root,,);
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let $value_after=
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query_get_value(show status like 'slow_launch_threads', Value, 1);
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if (!`SELECT $value_after = $value_before`)
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{
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--echo ERROR: Subtest FN_DYNVARS_124_02 failed
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--echo A new connect must not be counted as 'slow_launch_thread' if
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--echo @@GLOBAL.slow_launch_time is sufficient big.
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SELECT @@GLOBAL.slow_launch_time;
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echo Number of slow_launch_threads before new connect: $value_before;
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echo Number of slow_launch_threads after new connect: $value_after;
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}
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#
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# Cleanup
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#
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--echo ** Connection default **
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--echo ** Switch to connection default and disconnect conn2 **
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connection default;
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--echo ** Disconnecting conn5 **
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disconnect conn5;
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--echo ** Disconnecting conn6 **
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disconnect conn6;
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--echo ** Disconnecting conn7 **
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disconnect conn7;
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--echo ** Disconnecting conn8 **
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disconnect conn8;
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--echo ** Disconnecting conn9 **
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disconnect conn9;
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--echo ** Disconnecting conn10 **
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disconnect conn10;
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--echo ** Disconnecting conn11 **
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disconnect conn11;
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--echo ** Disconnecting conn12 **
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disconnect conn12;
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--echo ** Disconnecting conn13 **
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disconnect conn13;
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--echo ** Disconnecting conn14 **
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disconnect conn14;
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--echo ** Disconnecting conn15 **
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disconnect conn15;
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--echo ** Disconnecting conn16 **
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disconnect conn16;
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disconnect conn2;
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SET @@GLOBAL.slow_launch_time = @global_slow_launch_time;
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