May 22, 2012

Comment: How to recover a single InnoDB table from a Full Backup

… 6094071743825 InnoDB: is in the future! Current system log sequence number 6087296438643. InnoDB: Your database may be corrupt or you may have copied the InnoDB InnoDB: tablespace but not the InnoDB log files. See InnoDB: http://dev.mysql.com…

Comment: Connecting orphaned .ibd files

… log sequence number 14824393635. InnoDB: Your database may be corrupt or you may have copied the InnoDB InnoDB: tablespace but not the InnoDB log files. See InnoDB: http://dev.mysql.com… log sequence number 14824393635. InnoDB: Your database may be corrupt or you may have copied the InnoDB InnoDB: tablespace but not the InnoDB log files. See InnoDB: http://dev.mysql.com…

Comment: Connecting orphaned .ibd files

… 0 56436. May 16 14:19:30 debian mysqld: InnoDB: Your database may be corrupt or you may have copied the InnoDB May 16 14:19:30 debian mysqld: InnoDB: tablespace but not the InnoDB log files. See May 16…

Post: Recovering Innodb table Corruption

…) 6353 InnoDB: Page may be an index page where index id is 0 25556 InnoDB: (index “PRIMARY” of table “test”.”test”) InnoDB: Database page corruption on disk… how to get your data back from simple Innodb Table Corruption. In more complex cases you may need to use higher innodb_force_recovery modes…

Post: Data Corruption, DRBD and story of bug

…allocated in external segment in InnoDB), you can get your database in trash state …InnoDB: The tablespace free space info is corrupt. InnoDB: You may need to dump your InnoDB tables and recreate the whole InnoDB: database! Trash state means that InnoDB… process and it will be fixed soon, but I …

Post: Heikki Tuuri answers to Innodb questions, Part II

… 5.1 which may be even better. Q28: My impression (from an external user of Innodb point of view) …? HT: You are right, bugs that cause data corruption, crashes, or wrong query results get the highest …What is your database like? Do you have a big enough buffer pool? PZ: I guess it may be bug in …

Post: Make your file system error resilient

…check what error behavior mode your file system has ? Run dumpe2fs… for the database server, though panic might be good option … filesystem data structures which may be affects one file will take…Innodb is very sensitive to corruptions and if any of file system errors are reported back to MySQL/Innodb

Post: Add an option to Fail on Innodb Initialize failure, Please ?

…to get good portion of your database unavailable right ? But I… storage engines could be initialized. It should be pretty trivial … kind of gotchas which may happen when system is…Innodb (or for that sake any other Storage Engine) failed to initialize ? This error suppose to mean .frm file is corrupted

Post: MySQL Crash Recovery

Innodb bug (1%) Innodb recovery should be automatic and bring your database to consistent state. Depending on innodb_flush_lot_at_trx_commit setting you may

Post: Using MyISAM in production

databases you’re likely to be shocked by MyISAM behavior (and default MySQL behavior due to this) – it will be corruptedbe locked while repair is going. If this is frequently used table you may have all your