http://blogs.vmware.com/cloudops/2013/12/the-case-for-upstream-remediation-the-third-pillar-of-effective-patch-management-for-cloud-computing.html
http://blogs.vmware.com/cloudops/2013/12/the-case-for-upstream-remediation-the-third-pillar-of-effective-patch-management-for-cloud-computing.html