MySQL 5.5 not compiled with native AIO

Bug #999766 reported by JorSol on 2012-05-15
22
This bug affects 2 people
Affects Status Importance Assigned to Milestone
mysql-5.5 (Debian)
Fix Released
Unknown
mysql-5.5 (Ubuntu)
Medium
James Page
Precise
Undecided
Unassigned
Quantal
Medium
James Page

Bug Description

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

JorSol (jorsol) on 2012-05-15
description: updated
Changed in mysql-5.5 (Debian):
status: Unknown → Fix Released
James Page (james-page) wrote :

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

Changed in mysql-5.5 (Ubuntu Precise):
status: New → Triaged
Changed in mysql-5.5 (Ubuntu Quantal):
status: New → Triaged
importance: Undecided → Medium
James Page (james-page) on 2012-07-02
Changed in mysql-5.5 (Ubuntu Precise):
status: Triaged → Won't Fix
James Page (james-page) on 2012-09-03
Changed in mysql-5.5 (Ubuntu Quantal):
assignee: nobody → James Page (james-page)
James Page (james-page) on 2012-09-04
Changed in mysql-5.5 (Ubuntu Quantal):
status: Triaged → In Progress
Launchpad Janitor (janitor) wrote :

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

Changed in mysql-5.5 (Ubuntu Quantal):
status: In Progress → Fix Released
JorSol (jorsol) wrote :

Is posible to backport the fix to Precise?

Ryan Solomon (phizes) wrote :

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

Ryan Solomon (phizes) wrote :

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

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