[ubuntu-cloud-announce] [ACTION REQUIRED]: upgrade cloud-init, use new AMI, or change apt config manually

[Ben Howard]

All,

The S3-backed mirrors are in the process of being activated. If you
encounter any problems, after ensuring that appropriate action was
taken, please file a bug and respond to this email.

Thanks,
Ben

On 04/04/2012 03:58 PM, Ben Howard wrote:
> Hello,
>
> As mentioned earlier [1,2], and in an effort to improve on reliability
> of the Ubuntu archive mirrors for EC2 instances, Canonical is replacing
> the existing EC2 archive mirrors with mirrors backed by Amazon S3. This
> change itself will be done via modification of DNS entries and will be
> transparent to users.
>
> However, due to a bug in the http pipelining implementation in S3 [3],
> a change to apt configuration needs to be made to avoid download errors.
> We have chosen to deliver this change via a package upgrade in cloud-init.
>
> The *action required* is one of the following:
> a.) upgrade cloud-init:
>     $ sudo apt-get update ; sudo apt-get install -y cloud-init
> b.) launch official AMI's released after 2012-04-01, which will
>     have the fix included. Please see
>     http://cloud-images.ubuntu.com/release for the latest AMI's.
>     Additionally, the Amazon EC2 Quickstart has been updated with
>     the latest AMI's. At this time we are still in the process of
>     updating AMIs for Ubuntu 8.04 LTS and Ubuntu 10.10[4].
>     Announcements will be sent out when they are available.
> c.) manually disable http pipeline use in apt
>     $ echo 'Acquire::http::Pipeline-Depth "0";' |
>       sudo tee /etc/apt/apt.conf.d/99-no-pipelining
>
> Should you choose not to take appropriate action, you will likely
> experience transient apt downloading errors after the change is
> implemented. In order to give appropriate time to apply the change, this
> transition will not occur before April 18, 2012. 
>
> For users of Ubuntu 8.04 LTS AMIs, you will need to take
> options 'b' or 'c'. There is not a package update deliverable fix at this
> time. For Ubuntu 10.10, the update will be released on its end-of-life,
> which is April 10th, 2012.
>
> If you have any questions, please feel free to follow up to this email
> thread.
>
> Thanks,
> Ben Howard
>
> --
> [1] https://lists.ubuntu.com/archives/ubuntu-cloud/2012-January/000715.html
> [2] https://lists.ubuntu.com/archives/ubuntu-cloud/2012-March/000744.html
> [3] https://bugs.launchpad.net/ubuntu/+source/apt/+bug/948461
> -- 
>
>
> Ben Howard
> ben.howard at canonical.com
> Canonical
> GPG ID 0x5406A866
>

-- 


Ben Howard
ben.howard at canonical.com
Canonical
GPG ID 0x5406A866



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