…! InnoDB is trying to free page N InnoDB: though it is already marked as free in the tablespace! InnoDB: The tablespace free space info is corrupt. InnoDB: You may need to dump your InnoDB…
Post: Add an option to Fail on Innodb Initialize failure, Please ?
October 11, 2007 By 9 Comments
… issue but as I is third team I’m helping customers to resolve this “frm corruption” issue it is the time to return… you Innodb (or for that sake any other Storage Engine) failed to initialize ? This error suppose to mean .frm file is corrupted, and indeed you still can get this error message in such case, but now it is used for completely…
Post: How Percona Server handles data corruption more gracefully
January 6, 2012 By 2 Comments
… version is that it won’t crash the whole server. With standard MySQL from Oracle, if any page of data in InnoDB is found to be corrupt, the entire instance will crash forcefully. This is a good policy if you… is desirable for the server to continue running, so the corruption in one database does not affect the others. Percona Server handles corruption…
Post: Innodb Undelete and Sphinx Support
November 12, 2007 By 4 Comments
… be silly not to announce it to the public. Recovering Innodb is not the only recovery task we had to do over… a bit. We had to recover data using query log, corrupted binary log and dig into MyISAM tables. You would ask… important data is stored on RAID or at least replicated. Alexey also has a task to write more details about Innodb data…
Post: Innodb Recovery Update - The tricks what failed.
May 24, 2007 By 3 Comments
As I wrote we had been recovering corrupted Innodb Tablespace and it is finally done now. As this was over than 1TB worth… some impact. Innodb tables rarely become corrupt Indeed even if you leave out crashes in my experience Innodb tables become corrupted more seldom than… Innodb while secondary keys may have very complex structure. Compex corruptions are resolved by dump and restore from backup. I think this is…
Post: Magic Innodb Recovery self healing
May 22, 2007 By 2 Comments
… table corrupting with Innodb, as it is limited to only one particular index on one particular table type it is likely to be Innodb bug… dump potentially corrupted tables (in this particular corruption instance Innodb did not print table name in question), drop tables, restart Innodb without innodb_force_recovery…
Post: Verifying backup integrity with CHECK TABLES
February 1, 2012 By 4 Comments
… on InnoDB‘s handling of corrupted pages, because the best way to check for corruption is with CHECK TABLES, but if a page is corrupt, InnoDB will crash the server to prevent access to the corrupt data. As…
Post: Using MyISAM in production
June 17, 2006 By 36 Comments
…. I still have the same view on Storage Engines – Innodb is my oppinion is better choise for general purpose storage engine – it better… hidden corruption may later cause crashes wrong query results and further data corruption. Partial updates. MyISAM is does not have transactions this is well…
Comment: Connecting orphaned .ibd files
November 8, 2011 By 19 Comments
… 30042909687 InnoDB: is in the future! Current system log sequence number 14824393635. InnoDB: Your database may be corrupt or you may have copied the InnoDB InnoDB… 34414181181 InnoDB: is in the future! Current system log sequence number 14824393635. InnoDB: Your database may be corrupt or you may have copied the InnoDB InnoDB…
Comment: Finding your MySQL High-Availability solution – The questions
October 17, 2009 By 36 Comments
… bug * mysql server crash due to innodb corruption. Over hundreds of servers this does happen and is a particular nasty situation. There were… all slaves via replicaiton (past bugs) though typically the data is corrupted on only one server. You can try to mitigate this… with the data being corrupted on the master then corrupting the secondary. With Muti-master the main advantage is the share nothing nature…
