SET GLOBAL INNODB_FILE_PER_TABLE= 0; Warnings: Warning 1287 '@@innodb_file_per_table' is deprecated and will be removed in a future release SET UNIQUE_CHECKS=0, FOREIGN_KEY_CHECKS=0; CREATE TABLE t1(f1 INT NOT NULL, f2 INT NOT NULL, f3 INT NOT NULL, INDEX(f1), INDEX(f2), INDEX(f3))ENGINE=InnoDB; BEGIN; INSERT INTO t1 SELECT seq, seq, seq FROM seq_1_to_16384; INSERT INTO t1 SELECT seq, seq, seq FROM seq_1_to_16384; INSERT INTO t1 SELECT seq, seq, seq FROM seq_1_to_16384; COMMIT; DROP TABLE t1; InnoDB 0 transactions not purged SELECT NAME, FILE_SIZE FROM information_schema.innodb_sys_tablespaces WHERE SPACE = 0; NAME FILE_SIZE innodb_system 77594624 # restart SELECT NAME, FILE_SIZE FROM information_schema.innodb_sys_tablespaces WHERE SPACE = 0; NAME FILE_SIZE innodb_system 10485760