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Posted by Romain Serre on March 28, 2018
Configure Live Migration in Hyper-V clusters

In part of my job, I audit some Hyper-V clusters to remediate issues such as Live Migration. Most of the time, Live Migration part is not well configured. For example, the wrong network is selected or authentication is left to CredSSP. In this topic, I’ll show you how I configure Live Migration in Hyper-V clusters (S2D or not).

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Posted by Vitalii Feshchenko on February 1, 2018
The main features of 2016 Failover Cluster

In our support work very often we face different environments. They can range from three VMs to a hundred of those, with the number of nodes from two to ten. Today, I will tell you about the main features of Failover Cluster 2016, which are applicable to any environment.

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Posted by Didier Van Hoye on November 21, 2017
Take a look at Storage QoS Policies in Windows Server 2016

In Windows Server 2016 Microsoft introduced storage Quality of Service (QoS) policies.  Previously in Windows Server 2012 R2, we could set minimum and maximum IOPS individually virtual hard disk but this was limited even if you could automate it with PowerShell. The maximum was enforced but the minimum not. That only logged a warning if it could be delivered and it took automation that went beyond what was practical for many administrators when it needed to be done at scale. While it was helpful and I used it in certain scenarios it needed to mature to deliver real value and offer storage QoS in environments where cost-effective, highly available storage was used that often doesn’t include native QoS capabilities for use with Hyper-V.

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Posted by Dmytro Malynka on September 12, 2017
Nested Virtualization in Azure with StarWind Virtual SAN. Part 1: Introduction

At Microsoft Build 2017, the Nested Virtualization support in Azure has been announced. Now you can enable nested virtualization using the Dv3 and Ev3 VM sizes – not a wide variety, but Microsoft is going to expand the support for more VM sizes in the upcoming months.

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Posted by Didier Van Hoye on June 2, 2017
Why do we always see Responder CQE Errors with RoCE RDMA?

Anyone who has configured and used SMB Direct with RoCE RDMA Mellanox cards appreciates the excellent diagnostic counters Mellanox provides for use with Windows Performance Monitor. They are instrumental when it comes to finding issues and verifying everything is working correctly.

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