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 > [email protected] > Canonical > GPG ID 0x5406A866 > -- Ben Howard [email protected] Canonical GPG ID 0x5406A866
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