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#
# WL#6965: Truncate UNDO logs.
#
--source include/big_test.inc
# With larger innodb_page_size, the undo log tablespaces do not grow enough.
--source include/innodb_page_size_small.inc
--source include/have_innodb.inc
--source include/have_debug.inc
--source include/have_undo_tablespaces.inc
# Tests with embedded server do not support restarting
--source include/not_embedded.inc
SET GLOBAL innodb_undo_logs = 4;
SET GLOBAL innodb_undo_log_truncate = 1;
SET GLOBAL innodb_purge_rseg_truncate_frequency = 1;
let SEARCH_FILE = $MYSQLTEST_VARDIR/log/mysqld.1.err;
create table t1(keyc int primary key, c char(100)) engine = innodb;
begin;
--disable_query_log
let $i=30000;
while ($i) {
eval insert into t1 values(30000-$i, '');
dec $i;
}
--enable_query_log
commit;
let SEARCH_PATTERN = ib_undo_trunc;
begin;
update t1 set c = 'MariaDB';
update t1 set c = 'InnoDB';
eval set global debug_dbug = '+d,$SEARCH_PATTERN';
commit;
drop table t1;
call mtr.add_suppression("InnoDB: innodb_undo_tablespaces=0 disables dedicated undo log tablespaces");
# FIXME: remove this work-around, and generate less log!
call mtr.add_suppression("InnoDB: The redo log transaction size ");
SET GLOBAL innodb_fast_shutdown=0;
--source include/shutdown_mysqld.inc
--source include/search_pattern_in_file.inc
# FIXME: remove this work-around, and generate less log!
--let $restart_parameters= --innodb-buffer-pool-size=16m --innodb-undo-tablespaces=1
--source include/start_mysqld.inc
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