# # MDEV-23991 dict_table_stats_lock() has unnecessarily long scope # CREATE TABLE t1(a INT) ENGINE=INNODB STATS_PERSISTENT=1; SET DEBUG_SYNC='dict_stats_update_persistent SIGNAL stop WAIT_FOR go'; ANALYZE TABLE t1; connect con1, localhost, root; SET DEBUG_SYNC='now WAIT_FOR stop'; SELECT ENGINE,SUM(DATA_LENGTH+INDEX_LENGTH),COUNT(ENGINE),SUM(DATA_LENGTH),SUM(INDEX_LENGTH) FROM information_schema.TABLES WHERE ENGINE='InnoDB'; ENGINE SUM(DATA_LENGTH+INDEX_LENGTH) COUNT(ENGINE) SUM(DATA_LENGTH) SUM(INDEX_LENGTH) InnoDB 114688 4 65536 49152 SET DEBUG_SYNC='now SIGNAL go'; disconnect con1; connection default; Table Op Msg_type Msg_text test.t1 analyze status Engine-independent statistics collected test.t1 analyze status OK SET DEBUG_SYNC= 'RESET'; DROP TABLE t1;