Posted by peter |
…long hours with reasonably sized
Innodb log files (256M) gradually progressing…only could see reads while
recovery was going with large buffer…ran into this problem during
Innodb recovery and I guess this…hope Heikki will find a
time to assign this to someone…
Posted by
peter @ 8:46 am ::
Innodb ::
Posted by peter |
…_force_
recovery=4. So I decided to check if I’m to get lucky second
time today.
And Indeed Restarting …way”.
So when dealing with
Innodb recovery for bad corruptions you…full system restart before attempting
recovery. In few instances problems were…
Posted by
peter @ 4:52 am ::
Innodb ::
Posted by Vadim |
Speed of
InnoDB recovery is known and quite annoying problem. It was discussed many
times, see:
http://bugs.mysql.com/bug.php?id…://bazaar.launchpad.net/~percona-dev/percona-xtradb/
recovery-speed-hack/
tree.
The patch by itself is…
Posted by peter |
… which pops ups quite frequently in
Innodb talks and during consulting engagements.
It … as it may significantly increase
recovery time if
Innodb needs to do crash …view counter for popular movie hundreds of
times per second.
Database Size This comes …
Posted by
peter @ 6:45 am ::
Innodb ::
Posted by peter |
…_file_size and
innodb_buffer_pool_size affect
recovery time significantly as well … CREATE statement with table created in
Innodb dictionary but .frm not created or…may experience related to MySQL Crash
Recovery – Restoring data from backup, corrupted
Innodb…
Posted by peter |
…1GB per 10 minutes of
recovery time – instead you would need …files. Undo phase takes considerable
time if tranactions are long – Ie…can take quite a long
time. The only way you can…maximum combined size allowed for
innodb log files, which is however…
Posted by
peter @ 8:55 am ::
Innodb ::
Posted by peter |
…typically print something like this:
InnoDB: Database page corruption on disk…dict_index_get_page(index))
InnoDB: We intentionally generate a memory…the run. At the same
time I saw some data could…you may wish to use
Innodb Recovery Toolkit which is also…
Posted by
peter @ 1:27 am ::
Innodb ::
Posted by peter |
… longest part of
recovery after crash for
Innodb tables could be…as well – “Opening Tables”. As
Innodb has to recompute the stats…can take significant amount of
time. Plus worst of all there…It would be great if
Innodb would finally optionally store stats…
Posted by
peter @ 3:25 am ::
Innodb ::
Posted by Baron Schwartz |
…your server’s peak usage
time:
mysql> pager grep sequence
PAGER…grep sequence’
mysql> show engine
innodb status\G select sleep(60…But also realize this: the
recovery time depends not only on…log.
However, most of the
time when I run this calculation…
Posted by peter |
I have not had a serious
Innodb corruptions for a while, typically even… and replay binary logs.
This
time I have a challenge to … bug it should have been
Innodb recovery show stopper while it … bother it for the
time of
recovery. For complex systems it …
Posted by
peter @ 3:13 pm ::
Innodb ::
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