| Server IP : 172.67.216.182 / Your IP : 172.68.164.28 Web Server : Apache System : Linux krdc-ubuntu-s-2vcpu-4gb-amd-blr1-01.localdomain 5.15.0-142-generic #152-Ubuntu SMP Mon May 19 10:54:31 UTC 2025 x86_64 User : www ( 1000) PHP Version : 7.4.33 Disable Function : passthru,exec,system,putenv,chroot,chgrp,chown,shell_exec,popen,proc_open,pcntl_exec,ini_alter,ini_restore,dl,openlog,syslog,readlink,symlink,popepassthru,pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,imap_open,apache_setenv MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /www/server/mysql/src/mysql-test/suite/sys_vars/r/ |
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SET @start_global_value = @@global.innodb_adaptive_flushing; SELECT @start_global_value; @start_global_value 1 Valid values are 'ON' and 'OFF' select @@global.innodb_adaptive_flushing in (0, 1); @@global.innodb_adaptive_flushing in (0, 1) 1 select @@global.innodb_adaptive_flushing; @@global.innodb_adaptive_flushing 1 select @@session.innodb_adaptive_flushing; ERROR HY000: Variable 'innodb_adaptive_flushing' is a GLOBAL variable show global variables like 'innodb_adaptive_flushing'; Variable_name Value innodb_adaptive_flushing ON show session variables like 'innodb_adaptive_flushing'; Variable_name Value innodb_adaptive_flushing ON select * from information_schema.global_variables where variable_name='innodb_adaptive_flushing'; VARIABLE_NAME VARIABLE_VALUE INNODB_ADAPTIVE_FLUSHING ON select * from information_schema.session_variables where variable_name='innodb_adaptive_flushing'; VARIABLE_NAME VARIABLE_VALUE INNODB_ADAPTIVE_FLUSHING ON set global innodb_adaptive_flushing='OFF'; select @@global.innodb_adaptive_flushing; @@global.innodb_adaptive_flushing 0 select * from information_schema.global_variables where variable_name='innodb_adaptive_flushing'; VARIABLE_NAME VARIABLE_VALUE INNODB_ADAPTIVE_FLUSHING OFF select * from information_schema.session_variables where variable_name='innodb_adaptive_flushing'; VARIABLE_NAME VARIABLE_VALUE INNODB_ADAPTIVE_FLUSHING OFF set @@global.innodb_adaptive_flushing=1; select @@global.innodb_adaptive_flushing; @@global.innodb_adaptive_flushing 1 select * from information_schema.global_variables where variable_name='innodb_adaptive_flushing'; VARIABLE_NAME VARIABLE_VALUE INNODB_ADAPTIVE_FLUSHING ON select * from information_schema.session_variables where variable_name='innodb_adaptive_flushing'; VARIABLE_NAME VARIABLE_VALUE INNODB_ADAPTIVE_FLUSHING ON set global innodb_adaptive_flushing=0; select @@global.innodb_adaptive_flushing; @@global.innodb_adaptive_flushing 0 select * from information_schema.global_variables where variable_name='innodb_adaptive_flushing'; VARIABLE_NAME VARIABLE_VALUE INNODB_ADAPTIVE_FLUSHING OFF select * from information_schema.session_variables where variable_name='innodb_adaptive_flushing'; VARIABLE_NAME VARIABLE_VALUE INNODB_ADAPTIVE_FLUSHING OFF set @@global.innodb_adaptive_flushing='ON'; select @@global.innodb_adaptive_flushing; @@global.innodb_adaptive_flushing 1 select * from information_schema.global_variables where variable_name='innodb_adaptive_flushing'; VARIABLE_NAME VARIABLE_VALUE INNODB_ADAPTIVE_FLUSHING ON select * from information_schema.session_variables where variable_name='innodb_adaptive_flushing'; VARIABLE_NAME VARIABLE_VALUE INNODB_ADAPTIVE_FLUSHING ON set session innodb_adaptive_flushing='OFF'; ERROR HY000: Variable 'innodb_adaptive_flushing' is a GLOBAL variable and should be set with SET GLOBAL set @@session.innodb_adaptive_flushing='ON'; ERROR HY000: Variable 'innodb_adaptive_flushing' is a GLOBAL variable and should be set with SET GLOBAL set global innodb_adaptive_flushing=1.1; ERROR 42000: Incorrect argument type to variable 'innodb_adaptive_flushing' set global innodb_adaptive_flushing=1e1; ERROR 42000: Incorrect argument type to variable 'innodb_adaptive_flushing' set global innodb_adaptive_flushing=2; ERROR 42000: Variable 'innodb_adaptive_flushing' can't be set to the value of '2' set global innodb_adaptive_flushing=-3; ERROR 42000: Variable 'innodb_adaptive_flushing' can't be set to the value of '-3' select @@global.innodb_adaptive_flushing; @@global.innodb_adaptive_flushing 1 select * from information_schema.global_variables where variable_name='innodb_adaptive_flushing'; VARIABLE_NAME VARIABLE_VALUE INNODB_ADAPTIVE_FLUSHING ON select * from information_schema.session_variables where variable_name='innodb_adaptive_flushing'; VARIABLE_NAME VARIABLE_VALUE INNODB_ADAPTIVE_FLUSHING ON set global innodb_adaptive_flushing='AUTO'; ERROR 42000: Variable 'innodb_adaptive_flushing' can't be set to the value of 'AUTO' SET @@global.innodb_adaptive_flushing = @start_global_value; SELECT @@global.innodb_adaptive_flushing; @@global.innodb_adaptive_flushing 1