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MDEV-24026: InnoDB: Failing assertion: os_total_large_mem_allocated >= size upon incremental backup

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mariabackup deallocated uninitialized
write_filt_ctxt.u.wf_incremental_ctxt in xtrabackup_copy_datafile() when
some table should be skipped due to parsed DDL redo log record.
This commit is contained in:
Vlad Lesin 2020-10-27 20:03:41 +03:00 • committed by Oleksandr Byelkin
commit 6cb88685c4
5 changed files with 21 additions and 3 deletions
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1
mysql-test/suite/mariabackup/incremental_ddl_during_backup.result
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@ -2,6 +2,7 @@ call mtr.add_suppression("InnoDB: New log files created");
CREATE TABLE t1(i INT PRIMARY KEY) ENGINE INNODB;
CREATE TABLE t2(i INT PRIMARY KEY) ENGINE INNODB;
CREATE TABLE t3(i INT) ENGINE INNODB;
CREATE TABLE t10(i INT PRIMARY KEY) ENGINE INNODB;
# Create full backup , modify table, then create incremental/differential backup
INSERT into t1 values(1);
# Prepare full backup, apply incremental one

6
mysql-test/suite/mariabackup/incremental_ddl_during_backup.test
View file

@ -8,6 +8,7 @@ let $incremental_dir=$MYSQLTEST_VARDIR/tmp/backup_inc1;
CREATE TABLE t1(i INT PRIMARY KEY) ENGINE INNODB;
CREATE TABLE t2(i INT PRIMARY KEY) ENGINE INNODB;
CREATE TABLE t3(i INT) ENGINE INNODB;
CREATE TABLE t10(i INT PRIMARY KEY) ENGINE INNODB;
echo # Create full backup , modify table, then create incremental/differential backup;
--disable_result_log
@ -20,8 +21,11 @@ INSERT into t1 values(1);
--let after_copy_test_t1=RENAME TABLE test.t1 TO test.t1_renamed
--let after_copy_test_t2=DROP TABLE test.t2
--let after_copy_test_t3=CREATE INDEX a_i ON test.t3(i);
--let before_copy_test_t10=DROP TABLE test.t10
--let wait_innodb_redo_before_copy=test/t10
exec $XTRABACKUP --defaults-file=$MYSQLTEST_VARDIR/my.cnf --backup --target-dir=$incremental_dir --incremental-basedir=$basedir --dbug=+d,mariabackup_events;
# mariabackup should crash with assertion if MDEV-24026 is not fixed
exec $XTRABACKUP --defaults-file=$MYSQLTEST_VARDIR/my.cnf --backup --target-dir=$incremental_dir --incremental-basedir=$basedir --dbug=+d,mariabackup_events,mariabackup_inject_code;
--let after_load_tablespaces=
--disable_result_log
echo # Prepare full backup, apply incremental one;