It looks like the performance hit is caused by this commit: https://github.com/openstack/neutron/commit/d568fee34be36ca17a9124fe6539f62d702d6359
An ec2metadata run on 2014.1.2 minus this commit got rid of the performance hit. -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to nova in Ubuntu. https://bugs.launchpad.net/bugs/1361357 Title: metadata service performance regression ~100x To manage notifications about this bug go to: https://bugs.launchpad.net/cloud-archive/+bug/1361357/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs