Server IP : 104.21.38.3 / Your IP : 172.68.164.146 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/innodb/t/ |
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# # Test the persistent stats auto recalc # -- source include/have_innodb.inc # Page numbers printed by this test depend on the page size -- source include/have_innodb_16k.inc -- vertical_results -- let $check_stats1 = SELECT n_rows, clustered_index_size FROM mysql.innodb_table_stats WHERE table_name = 'autorecalc' -- let $check_stats2 = SELECT index_name, stat_name, stat_value FROM mysql.innodb_index_stats WHERE table_name = 'autorecalc' CREATE TABLE autorecalc (a INT, PRIMARY KEY (a)) ENGINE=INNODB; # the CREATE should have inserted zeroed stats -- eval $check_stats1 -- eval $check_stats2 INSERT INTO autorecalc VALUES (1); INSERT INTO autorecalc VALUES (2); # wait for the bg stats thread to update the stats, notice we wait on # innodb_index_stats because innodb_table_stats gets updated first and # it is possible that (if we wait on innodb_table_stats) the wait cond # gets satisfied before innodb_index_stats is updated let $wait_condition = SELECT stat_value = 2 FROM mysql.innodb_index_stats WHERE table_name = 'autorecalc' AND index_name = 'PRIMARY' AND stat_name = 'n_diff_pfx01'; -- source include/wait_condition.inc # the second INSERT from above should have triggered an auto-recalc -- eval $check_stats1 -- eval $check_stats2 # now DELETE the rows and trigger a second auto-recalc, InnoDB may wait a # few seconds before triggering an auto-recalc again (it tries not to be too # aggressive) DELETE FROM autorecalc; let $wait_timeout = 25; let $wait_condition = SELECT stat_value = 0 FROM mysql.innodb_index_stats WHERE table_name = 'autorecalc' AND index_name = 'PRIMARY' AND stat_name = 'n_diff_pfx01'; -- source include/wait_condition.inc # the DELETE from above should have triggered an auto-recalc -- eval $check_stats1 -- eval $check_stats2 DROP TABLE autorecalc;