| Server IP : 172.67.216.182 / Your IP : 172.70.208.164 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_spin_wait_delay; SELECT @start_global_value; @start_global_value 6 Valid values are zero or above select @@global.innodb_spin_wait_delay >=0; @@global.innodb_spin_wait_delay >=0 1 select @@global.innodb_spin_wait_delay; @@global.innodb_spin_wait_delay 6 select @@session.innodb_spin_wait_delay; ERROR HY000: Variable 'innodb_spin_wait_delay' is a GLOBAL variable show global variables like 'innodb_spin_wait_delay'; Variable_name Value innodb_spin_wait_delay 6 show session variables like 'innodb_spin_wait_delay'; Variable_name Value innodb_spin_wait_delay 6 select * from information_schema.global_variables where variable_name='innodb_spin_wait_delay'; VARIABLE_NAME VARIABLE_VALUE INNODB_SPIN_WAIT_DELAY 6 select * from information_schema.session_variables where variable_name='innodb_spin_wait_delay'; VARIABLE_NAME VARIABLE_VALUE INNODB_SPIN_WAIT_DELAY 6 set global innodb_spin_wait_delay=10; select @@global.innodb_spin_wait_delay; @@global.innodb_spin_wait_delay 10 select * from information_schema.global_variables where variable_name='innodb_spin_wait_delay'; VARIABLE_NAME VARIABLE_VALUE INNODB_SPIN_WAIT_DELAY 10 select * from information_schema.session_variables where variable_name='innodb_spin_wait_delay'; VARIABLE_NAME VARIABLE_VALUE INNODB_SPIN_WAIT_DELAY 10 set session innodb_spin_wait_delay=1; ERROR HY000: Variable 'innodb_spin_wait_delay' is a GLOBAL variable and should be set with SET GLOBAL set global innodb_spin_wait_delay=DEFAULT; select @@global.innodb_spin_wait_delay; @@global.innodb_spin_wait_delay 6 set global innodb_spin_wait_delay=0; select @@global.innodb_spin_wait_delay; @@global.innodb_spin_wait_delay 0 set global innodb_spin_wait_delay=65535; select @@global.innodb_spin_wait_delay; @@global.innodb_spin_wait_delay 65535 set global innodb_spin_wait_delay=4294967295; select @@global.innodb_spin_wait_delay; @@global.innodb_spin_wait_delay 4294967295 set global innodb_spin_wait_delay=1.1; ERROR 42000: Incorrect argument type to variable 'innodb_spin_wait_delay' set global innodb_spin_wait_delay=1e1; ERROR 42000: Incorrect argument type to variable 'innodb_spin_wait_delay' set global innodb_spin_wait_delay="foo"; ERROR 42000: Incorrect argument type to variable 'innodb_spin_wait_delay' set global innodb_spin_wait_delay=' '; ERROR 42000: Incorrect argument type to variable 'innodb_spin_wait_delay' select @@global.innodb_spin_wait_delay; @@global.innodb_spin_wait_delay 4294967295 set global innodb_spin_wait_delay=" "; ERROR 42000: Incorrect argument type to variable 'innodb_spin_wait_delay' select @@global.innodb_spin_wait_delay; @@global.innodb_spin_wait_delay 4294967295 set global innodb_spin_wait_delay=-7; Warnings: Warning 1292 Truncated incorrect innodb_spin_wait_delay value: '-7' select @@global.innodb_spin_wait_delay; @@global.innodb_spin_wait_delay 0 set global innodb_spin_wait_delay=-1024; Warnings: Warning 1292 Truncated incorrect innodb_spin_wait_delay value: '-1024' select @@global.innodb_spin_wait_delay; @@global.innodb_spin_wait_delay 0 select * from information_schema.global_variables where variable_name='innodb_spin_wait_delay'; VARIABLE_NAME VARIABLE_VALUE INNODB_SPIN_WAIT_DELAY 0 SET @@global.innodb_spin_wait_delay = 4294967296; SELECT @@global.innodb_spin_wait_delay IN (4294967296,4294967295); @@global.innodb_spin_wait_delay IN (4294967296,4294967295) 1 SET @@global.innodb_spin_wait_delay = 12345678901; SELECT @@global.innodb_spin_wait_delay IN (12345678901,4294967295); @@global.innodb_spin_wait_delay IN (12345678901,4294967295) 1 SET @@global.innodb_spin_wait_delay = 18446744073709551615; SELECT @@global.innodb_spin_wait_delay IN (18446744073709551615,4294967295); @@global.innodb_spin_wait_delay IN (18446744073709551615,4294967295) 1 SET @@global.innodb_spin_wait_delay = @start_global_value; SELECT @@global.innodb_spin_wait_delay; @@global.innodb_spin_wait_delay 6