| Server IP : 88.99.149.37 / Your IP : 216.73.216.141 Web Server : nginx/1.31.2 System : Linux server-88-99-149-37 6.12.0-124.56.5.el10_1.x86_64 #1 SMP PREEMPT_DYNAMIC Fri May 15 06:12:08 EDT 2026 x86_64 User : muralimurth ( 1015) PHP Version : 8.4.23 Disable Function : exec,system,passthru,shell_exec,proc_close,proc_open,dl,popen,show_source,posix_kill,posix_mkfifo,posix_getpwuid,posix_setpgid,posix_setsid,posix_setuid,posix_setgid,posix_seteuid,posix_setegid,posix_uname MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /usr/local/mysql/mysql-test/suite/sys_vars/t/ |
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############# mysql-test\t\max_user_connections_func.test #################### # # # Variable Name: max_user_connections # # Scope: SESSION # # Access Type: Dynamic # # Data Type: NUMERIC # # Default Value: - # # Values: 1-4294967295 # # # # # # Creation Date: 2008-03-02 # # Author: Sharique Abdullah # # # # Description: Test Cases of Dynamic System Variable "max_user_connections # # that checks behavior of this variable in the following ways # # * Functionality based on different values # # # # Reference: # # http://dev.mysql.com/doc/refman/5.1/en/server-system-variables.html # # option_mysqld_max_user_connections # # # # Modified: 2008-07-10 HHUNGER: Inserted wait condition # # # ############################################################################## --echo ** Setup ** --echo # # Setup # --source include/not_embedded.inc SET @default_max_user_connections = @@global.max_user_connections; ################################### #Setting value max_user_connection# ################################### Set Global max_user_connections=2; CREATE USER test@localhost; GRANT USAGE on *.* TO test@localhost; --echo '#--------------------FN_DYNVARS_114_01-------------------------#' ######################################## #Should not make more then 2 connection# ######################################## CONNECT (conn1,localhost,test,,); CONNECT (conn2,localhost,test,,); --disable_query_log --Error ER_TOO_MANY_USER_CONNECTIONS CONNECT (conn3,localhost,test,,); --enable_query_log --echo Expected error "too many connections" DISCONNECT conn1; --echo ** Poll till disconnected conn1 disappears from processlist let $wait_condition= SELECT count(id) <= 2 FROM information_schema.processlist WHERE user = 'test'; --source include/wait_condition.inc --echo '#--------------------FN_DYNVARS_114_02-------------------------#' ##################################################### #Set value to 3 and see if 3 connections can be made# ##################################################### connection default; Set Global max_user_connections=3; CONNECT (conn5,localhost,test,,); CONNECT (conn6,localhost,test,,); # # Cleanup # CONNECTION default; DISCONNECT conn2; DISCONNECT conn5; DISCONNECT conn6; drop user test@localhost; SET @@global.max_user_connections = @default_max_user_connections;