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--source include/have_innodb.inc
# innodb_change_buffering_debug option is debug only
--source include/have_debug.inc
# Embedded server tests do not support restarting
--source include/not_embedded.inc
# The test is not big enough to use change buffering with larger page size.
--source include/have_innodb_max_16k.inc
--disable_query_log
call mtr.add_suppression("InnoDB: Failed to find tablespace for table `test`\\.`t1` in the cache\\. Attempting to load the tablespace with space id");
call mtr.add_suppression("InnoDB: Allocated tablespace ID \\d+ for test.t1, old maximum was");
call mtr.add_suppression("InnoDB: Failed to find tablespace for table `mysql`\\.`transaction_registry` in the cache\\. Attempting to load the tablespace with space id");
call mtr.add_suppression("InnoDB: Allocated tablespace ID \\d+ for mysql.transaction_registry, old maximum was");
--enable_query_log
CREATE TABLE t1(
a INT AUTO_INCREMENT PRIMARY KEY,
b CHAR(1),
c INT,
INDEX(b))
ENGINE=InnoDB STATS_PERSISTENT=0;
# The flag innodb_change_buffering_debug is only available in debug builds.
# It instructs InnoDB to try to evict pages from the buffer pool when
# change buffering is possible, so that the change buffer will be used
# whenever possible.
SET GLOBAL innodb_change_buffering_debug = 1;
# Create enough rows for the table, so that the change buffer will be
# used for modifying the secondary index page. There must be multiple
# index pages, because changes to the root page are never buffered.
INSERT INTO t1 VALUES(0,'x',1);
INSERT INTO t1 SELECT 0,b,c FROM t1;
INSERT INTO t1 SELECT 0,b,c FROM t1;
INSERT INTO t1 SELECT 0,b,c FROM t1;
INSERT INTO t1 SELECT 0,b,c FROM t1;
INSERT INTO t1 SELECT 0,b,c FROM t1;
INSERT INTO t1 SELECT 0,b,c FROM t1;
INSERT INTO t1 SELECT 0,b,c FROM t1;
INSERT INTO t1 SELECT 0,b,c FROM t1;
INSERT INTO t1 SELECT 0,b,c FROM t1;
INSERT INTO t1 SELECT 0,b,c FROM t1;
INSERT INTO t1 SELECT 0,b,c FROM t1;
INSERT INTO t1 SELECT 0,b,c FROM t1;
--let $restart_parameters= --innodb-force-recovery=6 --innodb-change-buffer-dump
--source include/restart_mysqld.inc
--replace_regex /contains \d+ entries/contains #### entries/
check table t1;
--let $restart_parameters=
--source include/restart_mysqld.inc
# Cleanup
DROP TABLE t1;
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