***UPDATE: The Knowledge Base is now available.
VMware is aware of an issue where the knowledge base becomes slow or unresponsive. We are actively troubleshooting the issue. We do not have an ETA at this time.
We want to communicate to our customers that the outage is unplanned, and being worked on by every resource necessary to get things back to normal. We sincerely apologize for the inconvenience and we will update this blog post as more news becomes available.
You can also watch our Twitter feed at: http://twitter.com/VMwareKB for updates.