SELECT @@innodb_doublewrite;
@@innodb_doublewrite
OFF SET GLOBAL innodb_doublewrite=fast;
#
# Bug#16720368 INNODB CRASHES ON BROKEN #SQL*.IBD FILE AT STARTUP
# SET GLOBAL innodb_stats_persistent=0;
CREATE TABLE bug16720368_1 (a INT PRIMARY KEY) ENGINE=InnoDB;
connect con1,localhost,root;
CREATE TABLE bug16720368 (a INT PRIMARY KEY, b INT) ENGINE=InnoDB;
INSERT INTO bug16720368 (a) VALUES (1),(2),(3),(4),(5),(6),(7),(8);
InnoDB 0 transactions not purged
connection default;
# Cleanly shutdown mysqld
disconnect con1;
# Corrupt FIL_PAGE_TYPE in bug16720368.ibd,
# and recompute innodb_checksum_algorithm=crc32
# restart: --innodb-flush-method=O_DIRECT --innodb-log-recovery-start=0
SELECT @@innodb_doublewrite;
@@innodb_doublewrite
OFF
SELECT COUNT(*) FROM bug16720368; ERROR HY000: Table `test`.`bug16720368` is corrupted. Please drop the table and recreate.
INSERT INTO bug16720368 VALUES(1); ERROR HY000: Table `test`.`bug16720368` is corrupted. Please drop the table and recreate.
INSERT INTO bug16720368_1 VALUES(1);
# Shut down the server to uncorrupt the data.
# restart: --innodb-log-recovery-start=0
INSERT INTO bug16720368 VALUES(9,1);
SELECT COUNT(*) FROM bug16720368;
COUNT(*) 9
DROP TABLE bug16720368, bug16720368_1;
#
# Bug#16735660ASSERT TABLE2 == NULL, ROLLBACK OF RESURRECTED TXNS,
# DICT_TABLE_ADD_TO_CACHE
#
CREATE TEMPORARY TABLE t1 (a INT PRIMARY KEY) ENGINE=InnoDB;
BEGIN;
INSERT INTO t1 VALUES(42);
connect con1,localhost,root;
CREATE TABLE bug16735660 (a INT PRIMARY KEY) ENGINE=InnoDB; SET GLOBAL innodb_max_purge_lag_wait=2; SET GLOBAL innodb_max_dirty_pages_pct_lwm=0.0; SET GLOBAL innodb_max_dirty_pages_pct=0.0; SET GLOBAL innodb_max_dirty_pages_pct=90.0;
XA START 'x';
INSERT INTO bug16735660 VALUES(1),(2),(3);
XA END 'x';
XA PREPARE 'x';
connection default;
# Kill the server
disconnect con1;
# Attempt to start without an *.ibd file.
# restart: --innodb-log-recovery-start=0
FOUND 1 /\[ERROR\] InnoDB: Tablespace [0-9]+ was not found at .*test.bug16735660.ibd/ in mysqld.1.err
# restart: --innodb-log-recovery-start=0 SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED;
SELECT * FROM bug16735660;
a 1 2 3
XA RECOVER;
formatID gtrid_length bqual_length data 110 x
XA ROLLBACK 'x';
SELECT * FROM bug16735660;
a
DROP TABLE bug16735660;
Messung V0.5 in Prozent
¤ Dauer der Verarbeitung: 0.12 Sekunden
(vorverarbeitet am 2026-10-08)
¤
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