Select Page

Calculating Application Availability in the Cloud

When deploying business critical applications in the cloud you want to make sure they are highly available. The good news is that if you plan properly, you can achieve 99.99% (4-nines) of availability or more. However, calculating your true availability ... continue reading
Step-by-Step: iSCSI Target Server Cluster in Azure

Step-by-Step: iSCSI Target Server Cluster in Azure

I recently helped someone build an iSCSI target server cluster in Azure and realized that I never wrote a step-by-step guide for that particular configuration. So to remedy that, here are the step-by-step instructions in case you need to do ... continue reading
Stretch-01-Config.png

Disaster Recovery in the next version of Azure Stack HCI

Disaster can hit at any time. When thinking about disaster and recovery, I think of 3 things Be prepared Plan on not involving humans Automatic, not automated Having a good strategy is a must. You want to be able to ... continue reading

Windows Server 2019 Failover Clustering New Features

Greeting Failover Cluster fans!! John Marlin here and I own the Failover Clustering feature within the Microsoft product team. In this blog, I will be giving an overview and demo a lot of the new features in Windows Server 2019 ... continue reading
Stretch-01-Config.png

Disaster Recovery with Azure Stack HCI in next version Windows Server LTSC

Disaster can hit at any time. When thinking about disaster and recovery, I think of 3 things Be prepared Plan on not involving humans Automatic, not automated Having a good strategy is a must. You want to be able to ... continue reading

Site-aware Failover Clusters in Windows Server 2016

Windows Server 2016, debuts the birth of site-aware clusters. Nodes in stretched clusters can now be grouped based on their physical location (site). Cluster site-awareness enhances key operations during the cluster lifecycle such as failover behavior, placement policies, heartbeating between ... continue reading

Identifying Stale Cluster Computer Objects

On a Windows Server Failover Cluster for each Network Name resource there is a logical name which has a corresponding computer object (CO) created. The computer object associated with the Cluster Name this is commonly referred to as the Cluster ... continue reading
Cluster-Events-1.png

List of Failover Cluster Events in Windows 2016/2019

Let me tell you of a story of myself and one of my asks while I was still in support. We always thought the it would be nice to have a listing of all Failover Clustering events for references. Our ... continue reading
Virtual Machine Compute Resiliency in Windows Server 2016

Virtual Machine Compute Resiliency in Windows Server 2016

In today’s cloud scale environments, commonly comprising of commodity hardware, transient failures have become more common than hard failures. In these circumstances, reacting aggressively to handle these transient failures can cause more downtime than it prevents. Windows Server 2016, therefore ... continue reading

Optimizing Hyper-V Live Migrations on an Hyperconverged Infrastructure

We have been doing some extensive testing in how to best configure Hyper-V live migration to achieve the best performance and highest level of availability. Recommendations: Configure Live Migration to use SMB. This must be performed on all nodes [crayon-5fc790ad2c944244726766/] ... continue reading