… 11:51:16 InnoDB: Database was not shut down normally! InnoDB: Starting crash recovery. InnoDB: Reading tablespace information from the .ibd files… InnoDB: Restoring possible half-written data pages from the doublewrite InnoDB: buffer…
Comment: How FLUSH TABLES WITH READ LOCK works with Innodb Tables
March 26, 2012 By 20 Comments
… location, we bring up the new mysqld, which finds a crashed innodb, recovers this, and then it is being configured to become… the donor machine. Every once in a while the recovery of the innodb in the target location fails, though, even though it…
Post: Percona Testing: Innodb crash / recovery tests available
December 21, 2011 By Leave a Comment
Not everyone may know this, but there are precious few innodb crash recovery tests available. Some folks have noticed this and asked for…_CRASHED (101) I also took pains to ensure that the randgen workload was having an effect on the test tables between crash/recovery… written to take advantage of this (like our shiny new Innodb crash tests!), it is very easy to shuffle data and queries…
Post: MySQL Crash Recovery
July 30, 2006 By 26 Comments
… fast is better solution. Innodb Recovery – Unless you have some hardware problems (99%) or found new Innodb bug (1%) Innodb recovery should be automatic and… which you may experience related to MySQL Crash Recovery – Restoring data from backup, corrupted Innodb tablespace recovery etc but I should write about them…
Post: Improving InnoDB recovery time
July 7, 2009 By 12 Comments
…?id=29847 http://dammit.lt/2008/10/26/innodb-crash-recovery/ This is problem when your InnoDB crashes, it may takes long time to start…/~percona-dev/percona-xtradb/recovery-speed-hack/ tree. The patch by itself is quite small, I would ask InnoDB experts to review it: http://bazaar.launchpad.net/~percona-dev/percona-xtradb/recovery-speed-hack/revision/86…
Post: Innodb Recovery - Is large buffer pool always better ?
July 17, 2007 By 3 Comments
… with Innodb crash recovery on box with large amount of memory (64GB) with Innodb Buffer pool configured to be just a bit over 20GB. Innodb recovery was taking long hours with reasonably sized Innodb log files…
Post: Innodb crash recovery update
May 22, 2007 By 3 Comments
I have not had a serious Innodb corruptions for a while, typically even if it happened it … worry. If it is global bug it should have been Innodb recovery show stopper while it goes back so many releases (5… all scripts which may bother it for the time of recovery. For complex systems it may be very hard to ensure…
Post: Recovering Innodb table Corruption
July 4, 2008 By 19 Comments
… crash even with innodb_force_recovery=1 080704 0:22:53 InnoDB: Assertion failure in thread 1158060352 in file btr/btr0btr.c line 3235 InnoDB….com. InnoDB: If you get repeated assertion failures or crashes, even If you get such assertion failures most likely higher innodb_force_recovery values…
Post: How to estimate time it takes Innodb to Recover ?
May 9, 2007 By 7 Comments
… set innodb_log_file_size large. We however usually recommend caution as it may significantly increase recovery time if Innodb needs to do crash recovery. I’m often something like what recovery time would expect for…
Post: How innodb_open_files affects performance
November 18, 2009 By 4 Comments
… 18:43:36 InnoDB: Database was not shut down normally! InnoDB: Starting crash recovery. InnoDB: Reading tablespace information from the .ibd files… InnoDB: Restoring possible half-written data pages from the doublewrite InnoDB: buffer… InnoDB: Doing recovery: scanned…
