Comment 60 for bug 634487

I run into this with: apt-get install ec2-api-tools
You may want to let Amazon know. It's a bad user experience to hang at the EC2 tools installation.
Until I saw this bug report, I thought this was an example of the t1.micro instance CPU throttling:
http://docs.amazonwebservices.com/AWSEC2/latest/UserGuide/index.html?concepts_micro_instances.html