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--echo # Test resizing the InnoDB redo log.
--source include/have_debug.inc
--source ../include/redo_log_error_patterns.inc
SET GLOBAL innodb_checkpoint_disabled = 1;
SET GLOBAL innodb_fast_shutdown = 2;
CREATE TABLE t1(id INT PRIMARY KEY,bfield BLOB) ENGINE=InnoDB;
INSERT INTO t1 VALUES (1,repeat('a',2000)),(2,repeat('b',2000)),
(3,repeat('c',2000));
START TRANSACTION;
INSERT INTO t1 VALUES (11,repeat('a',2000)),(12,repeat('b',2000)),
(13,repeat('c',2000));
SAVEPOINT A;
INSERT INTO t1 VALUES (21,repeat('a',2000)),(22,repeat('b',2000)),
(23,repeat('c',2000));
SAVEPOINT B;
SELECT id,LEFT(bfield,20) FROM t1;
ROLLBACK TO A;
COMMIT;
SELECT id,LEFT(bfield,20) FROM t1;
--echo
--echo # Restart with different redo log size (20M)
--let $MYSQLD_LOG_1= $MYSQLTEST_VARDIR/log/log_file_size-1.log
--let $restart_parameters = "restart: --innodb-redo-log-capacity=20M --log-error=$MYSQLD_LOG_1"
--replace_result $MYSQLD_LOG_1 MYSQLD_LOG
--source include/restart_mysqld.inc
SET GLOBAL innodb_checkpoint_disabled = 1;
SET GLOBAL innodb_fast_shutdown = 2;
let SEARCH_FILE= $MYSQLD_LOG_1;
let SEARCH_PATTERN= $PATTERN_STARTING_CRASH_RECOVERY;
--source include/search_pattern.inc
SELECT id,LEFT(bfield,20) FROM t1;
--ERROR ER_DUP_ENTRY
INSERT INTO t1 VALUES (1,repeat('a',2000)),(2,repeat('b',2000)),
(3,repeat('c',2000));
INSERT INTO t1 VALUES (21,repeat('a',2000)),(22,repeat('b',2000)),
(23,repeat('c',2000));
SELECT id,LEFT(bfield,20) FROM t1;
--echo
--echo # Restart with different redo log size (8M)
--let $MYSQLD_LOG_2= $MYSQLTEST_VARDIR/log/log_file_size-2.log
--let $restart_parameters = "restart: --innodb-redo-log-capacity=8M --log-error=$MYSQLD_LOG_2"
--replace_result $MYSQLD_LOG_2 MYSQLD_LOG
--source include/restart_mysqld.inc
SET GLOBAL innodb_checkpoint_disabled = 1;
SET GLOBAL innodb_fast_shutdown = 2;
let SEARCH_FILE= $MYSQLD_LOG_2;
let SEARCH_PATTERN= $PATTERN_STARTING_CRASH_RECOVERY;
--source include/search_pattern.inc
--ERROR ER_DUP_ENTRY
INSERT INTO t1 VALUES (21,repeat('a',2000));
INSERT INTO t1 VALUES (24,repeat('a',2000)),(25,repeat('b',2000));
SELECT id,LEFT(bfield,20) FROM t1;
--echo
--echo # Restart with default parameters
let $restart_parameters=restart:;
--source include/restart_mysqld.inc
--echo
--echo # Cleanup
DROP TABLE t1;
# It might be useful to comment out code below, when debugging test failures
--remove_file $MYSQLD_LOG_1
--remove_file $MYSQLD_LOG_2
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