Tag: Gartner

Is ‘VM Stall’ the Next Big Virtualization Challenge?

There appears to be a challenger to ‘VM sprawl’ as the scourge of virtualization success – a problem I call ‘VM stall’.

We know about ‘VM sprawl’ – because new virtual machines are so easy to deploy, organizations can end up with more VMs that they can handle, or even use. This has the potential to cause severe problems to availability, performance, compliance, costs, security, and more.

However, I am seeing more and more evidence of this new phenomenon I think of as ‘VM stall’ – the tendency for virtualization deployments to stall once the ‘low-hanging fruit’ has been converted (typically around 20-30% of servers).

I think it happens more or less like this…

Does Virtualization Security Really Matter?

Whatever happened to virtualization security? Back in the day, everyone was talking about blue pills and red pills, about sideways attacks and DOM-0 threats, about security profiles and isolation policies, about perimeter defense and security embedded in the hypervisor. Then,…

In Cloud, ITIL, and SOE – Heterogeneity is the New Standard

I read recently a good blog post from Thomas Bittman (@tombitt) of Gartner Group, about how sometimes close enough is good enough. Talking specifically about private cloud, he talked about how an ‘imperfect’ cloud deployment – one that does not…