Hyper-V symbols for debugging

Having access to debugging symbols can be very handy, for example when you are A partner building solutions leveraging Hyper-V, Trying to debug a specific issue, or Searching for bugs to participate in the Microsoft Hyper-V Bounty Program. Starting with symbols for Windows Server 2016 with an installed April 2018 cumulative update, we are now… Read more

Sneak Peek: Taking a Spin with Enhanced Linux VMs

Whether you’re a developer or an IT admin, virtual machines are familiar tools that allow users to run entirely separate operating system instances on a host. And despite being a separate OS, we feel there’s a great importance in having a VM experience that feels tightly integrated with the host. We invested in making the… Read more

Looking at the Hyper-V Event Log (January 2018 edition)

Hyper-V has changed over the last few years and so has our event log structure. With that in mind, here is an update of Ben’s original post in 2009 (“Looking at the Hyper-V Event Log”). This post gives a short overview on the different Windows event log channels that Hyper-V uses. It can be used… Read more

Migrating local VM owner certificates for VMs with vTPM

Whenever I want to replace or reinstall a system which is used to run virtual machines with a virtual trusted platform module (vTPM), I’ve been facing a challenge: For hosts that are not part of a guarded fabric, the new system does need to be authorized to run the VM. Some time ago, I wrote… Read more

What’s new in Hyper-V for Windows 10 Fall Creators Update?

Windows 10 Fall Creators Update has arrived!  While we’ve been blogging about new features as they appear in Windows Insider builds, many of you have asked for a consolidated list of Hyper-V updates and improvements since Creators Update in April. Summary: Quick Create includes a gallery (and you can add your own images) Hyper-V has… Read more

A great way to collect logs for troubleshooting

Did you ever have to troubleshoot issues within a Hyper-V cluster or standalone environment and found yourself switching between different event logs? Or did you repro something just to find out not all of the important Windows event channels had been activated? To make it easier to collect the right set of event logs into… Read more

Container Images are now out for Windows Server version 1709!

With the release of Windows Server version 1709 also come Windows Server Core and Nano Server base OS container images. It is important to note that while older versions of the base OS container images will work on a newer host (with Hyper-V isolation), the opposite is not true. Container images based on Windows Server… Read more

Docker’s routing mesh available with Windows Server version 1709

The Windows Core Networking team, along with our friends at Docker, are thrilled to announce that support for Docker’s ingress routing mesh will be supported with Windows Server version 1709. Ingress routing mesh is part of swarm mode–Docker’s built-in orchestration solution for containers. Swarm mode first became available on Windows early this year, along with… Read more

Hyper-V virtual machine gallery and networking improvements

In January, we added Quick Create to Hyper-V manager in Windows 10.  Quick Create is a single-page wizard for fast, easy, virtual machine creation. Starting in the latest fast-track Windows Insider builds (16237+) we’re expanding on that idea in two ways.  Quick Create now includes: A virtual machine gallery with downloadable, pre-configured, virtual machines. A… Read more