MySQL 5.5 not compiled with native AIO

[JorSol]

MySQL Server 5.5 comes with InnoDB 1.1 with support for native AIO on Linux.

http://blogs.innodb.com/wp/2010/04/innodb-performance-aio-linux/

By default is enabled if compiled with libaio:

http://dev.mysql.com/doc/refman/5.5/en/innodb-parameters.html#sysvar_innodb_use_native_aio

[James Page (james-page)]

Fixed in Debian - but not enabled in the Ubuntu build (yet).

[Launchpad Janitor (janitor)]

This bug was fixed in the package mysql-5.5 - 5.5.27-0ubuntu2

---------------
mysql-5.5 (5.5.27-0ubuntu2) quantal; urgency=low

  * Fix mysqlhotcopy for databases containing views (LP: #1015033):
    - d/patches/fix-mysqlhotcopy.patch: Fix picked from upstream bug
      tracker which is included in mysql >= 5.6.
  * Enable use of native AIO (LP: #999766):
    - d/rules,control: BD on libaio-dev, Enable AIO flags during package
      build process.
  * Make innotop usable without installing Suggests (LP: #1000605):
    - d/control: Promote libterm-readkey-perl from Suggests to Depends.
 -- James Page <email address hidden> Fri, 07 Sep 2012 08:06:13 +0100

[JorSol (jorsol)]

Is posible to backport the fix to Precise?

[Ryan Solomon (phizes)]

Is there any chance of getting this fixed in Precise backports? Possibly shipped with a config which disables it by default?

[Ryan Solomon (phizes)]

For those looking for a solution on precise, please see https://answers.launchpad.net/ubuntu/+source/mysql-5.5/+question/229185