Server IP : 104.21.38.3 / Your IP : 162.158.171.27 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 for bug #12400341: INNODB CAN LEAVE ORPHAN IBD FILES AROUND -- source include/have_innodb.inc --disable_warnings if (`select count(*)=0 from information_schema.global_variables where variable_name = 'INNODB_TRX_RSEG_N_SLOTS_DEBUG'`) { --skip Test requires InnoDB built with UNIV_DEBUG definition. } --enable_warnings # Don't test under valgrind, undo slots of the previous test might exist still # and cause unstable result. --source include/not_valgrind.inc --disable_query_log call mtr.add_suppression("\\[Warning\\] InnoDB: Cannot find a free slot for an undo log. Do you have too"); set @old_innodb_trx_rseg_n_slots_debug = @@innodb_trx_rseg_n_slots_debug; set global innodb_trx_rseg_n_slots_debug = 32; --enable_query_log set @old_innodb_rollback_segments = @@innodb_rollback_segments; set global innodb_rollback_segments=1; show variables like "max_connections"; show variables like "innodb_thread_concurrency"; show variables like "innodb_file_per_table"; --disable_warnings drop database if exists mysqltest; --enable_warnings create database mysqltest; CREATE TABLE mysqltest.transtable (id int unsigned NOT NULL PRIMARY KEY, val int DEFAULT 0) ENGINE=InnoDB; --disable_query_log # # Insert in 1 transaction which needs over 1 page undo record to avoid the insert_undo cached, # because the cached insert_undo can be reused at "CREATE TABLE" statement later. # START TRANSACTION; let $c = 4096; while ($c) { eval INSERT INTO mysqltest.transtable (id) VALUES ($c); dec $c; } COMMIT; let $c = 32; while ($c) { # if failed at here, it might be shortage of file descriptors limit. connect (con$c,localhost,root,,); dec $c; } --enable_query_log select count(*) from information_schema.processlist; # # fill the all undo slots # --disable_query_log let $c = 32; while ($c) { connection con$c; START TRANSACTION; eval UPDATE mysqltest.transtable SET val = 1 WHERE id = 33 - $c; dec $c; } --enable_query_log connection default; --error ER_TOO_MANY_CONCURRENT_TRXS CREATE TABLE mysqltest.testtable (id int unsigned not null primary key) ENGINE=InnoDB; select count(*) from information_schema.processlist; --disable_query_log let $c = 32; while ($c) { connection con$c; ROLLBACK; dec $c; } --enable_query_log connection default; select count(*) from information_schema.processlist; --disable_query_log let $c = 32; while ($c) { disconnect con$c; dec $c; } --enable_query_log # # If the isolated .ibd file remained, the drop database should fail. # drop database mysqltest; set global innodb_rollback_segments = @old_innodb_rollback_segments; --disable_query_log set global innodb_trx_rseg_n_slots_debug = @old_innodb_trx_rseg_n_slots_debug; --enable_query_log