1. Amazon data center size. http://huanliu.wordpress.com/2012/03/13/amazon-data-center-size/. Amazon data center size. http://huanliu.wordpress.com/2012/03/13/amazon-data-center-size/.
2. Amazon ec2 service level agreement. http://aws.amazon.com/ec2-sla/. Amazon ec2 service level agreement. http://aws.amazon.com/ec2-sla/.
3. Amazon's physical hardware and ec2 compute unit. http://huanliu.wordpress.com/2010/06/14/amazons-physical-hardware-and-ec2-compute-unit/. Amazon's physical hardware and ec2 compute unit. http://huanliu.wordpress.com/2010/06/14/amazons-physical-hardware-and-ec2-compute-unit/.
4. Common vulnerabilities and exposures. xen: Security vulnerabilities. http://www.cvedetails.com/vulnerability-list.php?vendor_id=6276. Common vulnerabilities and exposures. xen: Security vulnerabilities. http://www.cvedetails.com/vulnerability-list.php?vendor_id=6276.
5. Cve-2012--3516: grant table entry swaps have inadequate bounds checking. http://lists.xen.org/archives/html/xen-announce/2012-09/msg00004.html. Cve-2012--3516: grant table entry swaps have inadequate bounds checking. http://lists.xen.org/archives/html/xen-announce/2012-09/msg00004.html.