Collective Intelligence

Windows 2003 Support EOL:
What Data Science Tells Us

Two weeks from today, one of the most popular Windows server operating systems (OS) – Microsoft Windows Server 2003 – will reach its support end of life. After the Windows 2003 support EOL on July 14, 2015, Microsoft will no longer issue security updates or fixes for any version of Windows Server 2003. OS vendors… Read more »

To Upgrade or Not to Upgrade to vSphere 6.0: ‘When’ is the Question

It’s been six weeks since VMware vSphere 6.0 was released on March 12, 2015. How long will it take before the majority of organizations adopt it? Instead of relying on conventional wisdom or user surveys to provide insight, we thought it would be interesting to examine actual upgrade adoption data to see what it tells… Read more »


VMware Heartbleed: 50% of vSphere 5.5 Servers Remain Unprotected

By now, you’ve likely heard of Heartbleed, a security bug in the OpenSSL cryptography library. The vulnerability is from improper input validation in the implementation code of the TLS heartbeat extension. The bug is in the heartbeat code, hence the bug’s name. Many applications and servers were affected, and VMware is no exception. VMware Heartbleed… Read more »

VM performance victims

VM Bullies and Other Performance Surprises

I spent a decade at VMware chasing after customers’ virtualization performance problems, and took away two key learnings: The vast majority of performance problems are related to storage infrastructure in some fashion. Problems that actually get reported are just half the story. In reality, many issues go undetected until a serious problem surfaces. Even then,… Read more »

The Question: Neo and Trinity

The Question

“It’s the question, Neo. It’s the question that drives us. It’s the question that brought you here. You know the question, just as I did.” — The Matrix Great companies start from simple problems It began with a simple question: “How many virtual machines can sit on my datastore?” And so CloudPhysics was born. As… Read more »