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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-13 12:24:36 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-13 12:24:36 +0000 |
commit | 06eaf7232e9a920468c0f8d74dcf2fe8b555501c (patch) | |
tree | e2c7b5777f728320e5b5542b6213fd3591ba51e2 /mysql-test/main/backup_lock_debug.test | |
parent | Initial commit. (diff) | |
download | mariadb-06eaf7232e9a920468c0f8d74dcf2fe8b555501c.tar.xz mariadb-06eaf7232e9a920468c0f8d74dcf2fe8b555501c.zip |
Adding upstream version 1:10.11.6.upstream/1%10.11.6
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'mysql-test/main/backup_lock_debug.test')
-rw-r--r-- | mysql-test/main/backup_lock_debug.test | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/mysql-test/main/backup_lock_debug.test b/mysql-test/main/backup_lock_debug.test new file mode 100644 index 00000000..37d70b04 --- /dev/null +++ b/mysql-test/main/backup_lock_debug.test @@ -0,0 +1,81 @@ +######################################################################## +# Tests for BACKUP STAGE locking that requires debug. +######################################################################## + +--source include/have_debug_sync.inc +--source include/have_innodb.inc + +--echo # +--echo # Make sure pending LOCK TABLES doesn't block BACKUP STAGE +--echo # +CREATE TABLE t1(a INT); +LOCK TABLE t1 READ; + +--echo # +connect (con1,localhost,root,,); +SET DEBUG_SYNC= 'mdl_acquire_lock_wait SIGNAL ready'; +--send LOCK TABLE t1 WRITE + +--echo # +connect (con2,localhost,root,,); +SET DEBUG_SYNC= 'now WAIT_FOR ready'; +BACKUP STAGE START; +BACKUP STAGE FLUSH; +BACKUP STAGE BLOCK_DDL; +BACKUP STAGE END; +disconnect con2; + +--echo # +connection default; +UNLOCK TABLES; + +--echo # +connection con1; +reap; +UNLOCK TABLES; +disconnect con1; + +--echo # +connection default; +DROP TABLE t1; +SET DEBUG_SYNC= 'RESET'; + + +--echo # +--echo # Demonstrates a deadlock if BACKUP namespace is reorder after SCHEMA. +--echo # Culprit is ALTER TABLE taking SCHEMA lock on target database after +--echo # BACKUP lock was acquired. +--echo # +CREATE DATABASE test2; +CREATE TABLE t1(a INT) ENGINE=InnoDB; + +connect (con1,localhost,root,,); +BACKUP STAGE START; + +--connection default +SET DEBUG_SYNC='alter_opened_table SIGNAL ready WAIT_FOR go'; +send ALTER TABLE t1 RENAME TO test2.t1; + +--connection con1 +SET DEBUG_SYNC='now WAIT_FOR ready'; +SET DEBUG_SYNC='mdl_acquire_lock_wait SIGNAL ready1'; +send BACKUP STAGE BLOCK_DDL; + +connect (con2,localhost,root,,); +SET DEBUG_SYNC='now WAIT_FOR ready1'; +SET DEBUG_SYNC='mdl_acquire_lock_wait SIGNAL go'; +send DROP DATABASE test2; + +connection default; +reap; + +connection con1; +reap; +disconnect con1; + +connection con2; +reap; +disconnect con2; + +connection default; +SET DEBUG_SYNC='reset'; |