Details
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Bug
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Status: Closed (View Workflow)
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Critical
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Resolution: Incomplete
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10.4.12, 10.4.13
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None
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debian
Description
We have one slave running 10.4.13 which all of a sudden crashed with:
Sep 2 13:58:20 db2120 mysqld[1095]: 2020-09-02 13:58:20 107197705 [ERROR] InnoDB: Database page corruption on disk or a failed file read of tablespace metawiki/content page [page id: space=4936, page number=49350]. You may have to recover from a backup.
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Sep 2 13:58:20 db2120 mysqld[1095]: 2020-09-02 13:58:20 107197705 [Note] InnoDB: Page dump in ascii and hex (16384 bytes):
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Sep 2 13:58:20 db2120 mysqld[1095]: len 16384; hex 58252d810000c0c60000c0c50000c0c7000014f062d2a6a045bf00000000000000000000134800323b8c80c9000000003b47
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-cut-
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Sep 2 13:58:20 db2120 mysqld[1095]: InnoDB: End of page dump
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Sep 2 13:58:20 db2120 mysqld[1095]: 2020-09-02 13:58:20 107197705 [Note] InnoDB: Uncompressed page, stored checksum in field1 1478831489, calculated checksums for field1: crc32 1725978419, innodb 1478831489, page type 17855 == INDEX.none 3735928559, stored checksum in field2 1725978419, calculated checksums for field2: crc32 1725978419, innodb 1725978419, none 3735928559, page LSN 5360 1657972384, low 4 bytes of LSN at page end 1657972384, page number (if stored to page already) 49350, space id (if created with >= MySQL-4.1.1 and stored already) 4936
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Sep 2 13:58:20 db2120 mysqld[1095]: 2020-09-02 13:58:20 107197705 [Note] InnoDB: Page may be an index page where index id is 19838
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Sep 2 13:58:20 db2120 mysqld[1095]: 2020-09-02 13:58:20 107197705 [Note] InnoDB: Index 19838 is `PRIMARY` in table `metawiki`.`content`
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Sep 2 13:58:20 db2120 mysqld[1095]: 2020-09-02 13:58:20 107197705 [Note] InnoDB: Index 19838 is `PRIMARY` in table `metawiki`.`content`
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Sep 2 13:58:20 db2120 mysqld[1095]: 2020-09-02 13:58:20 107197705 [Note] InnoDB: It is also possible that your operating system has corrupted its own file cache and rebooting your computer removes the error. If the corrupt page is an index page. You can also try to fix the corruption by dumping, dropping, and reimporting the corrupt table. You can use CHECK TABLE to scan your table for corruption. Please refer to https://mariadb.com/kb/en/library/innodb-recovery-modes/ for information about forcing recovery.
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Sep 2 13:58:20 db2120 mysqld[1095]: 2020-09-02 13:58:20 107197705 [ERROR] InnoDB: Database page corruption on disk or a failed file read of tablespace metawiki/content page [page id: space=4936, page number=49350]. You may have to recover from a backup.
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Sep 2 13:58:20 db2120 mysqld[1095]: 2020-09-02 13:58:20 107197705 [Note] InnoDB: Page dump in ascii and hex (16384 bytes):
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There are no HW errors on that host or any other trace of OS corruption, so this looks entirely related to InnoDB.
Could it be the same as https://jira.mariadb.org/browse/MDEV-21165 and/or https://jira.mariadb.org/browse/MDEV-19978?
We do use
innodb_checksum_algorithm | crc32 |
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It is hard to send a way to reproduce this crash as it happened all of a sudden.
We've assumed the data is corrupted.
Attachments
Issue Links
- relates to
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MDEV-19978 Page read from tablespace is corrupted
- Closed