New Cluster-Wide Control For Virtual Machine Live Migrations In Windows Server and Azure Stack HCI
Applies to: Windows Server 2022, Azure Stack HCI, version 21H2 and later versions of both Overview: There is a new enhancement in the ability to manage the number of parallel live migrations within a cluster, making it easier to change ... continue reading
How to cluster SAP ASCS/SCS with SIOS DataKeeper on VMware ESXi Servers
This article describes the steps you take to prepare the VMware infrastructure for installing and configuring a high-availability SAP ASCS/SCS instance on a Windows failover cluster by using SIOS DataKeeper as the replicated cluster storage. Create the ASCS VMs For ... continue reading

New SQL Server on Azure Virtual Machines and Azure SQL Managed Instance DR benefits
Customers who are running their SQL Server workloads using SQL Server on Azure Virtual Machines and Azure SQL Managed Instance are now eligible for new high availability (HA) and disaster recovery (DR) benefits. These are in addition to existing HA/DR ... continue reading
How to use Azure Site Recovery (ASR) to replicate a Windows Server Failover Cluster (WSFC) that uses SIOS DataKeeper for cluster storage
Intro So you have built a SQL Server Failover Cluster Instance (FCI), or maybe an SAP ASCS/ERS cluster in Azure. Each node of the cluster resides in a different Availability Zone (AZ), or maybe you have strict latency requirements and ... continue reading
Network ATC: What's coming in Azure Stack HCI 22H2
When we first released Network ATC, we greatly simplified the deployment and on-going management of host networking in Azure Stack HCI. Whether it was the simple yet powerful deployment experience, a “that was easy” cluster expansion process, or increased reliability ... continue reading
Performance of Azure Shared Disk with Zone Redundant Storage (ZRS)
On September 9th, 2021, Microsoft announced the general availability of Zone-Redundant Storage (ZRS) for Azure Disk Storage, including Azure Shared Disk. What makes this interesting is that you can now build shared storage based failover cluster instances that span Availability ... continue reading
SQL Server 2019 PolyBase feature High Availability
One of the most exciting aspects of SQL Server 2019 are the enhanced capabilities around the PolyBase feature that enables access to non-SQL Server external data sources through a process referred to as virtualization. The data remains at the external ... continue reading

Improve availability with zone-redundant storage for Azure Disk Storage
As organizations continue to accelerate their cloud adoption, the need for reliable infrastructure is critical to ensure business continuity and avoid costly disruptions. Azure Disk Storage provides maximum resiliency for all workloads with an industry-leading zero percent annual failure rate ... continue reading
New Features of Windows Server 2022 Failover Clustering
Greetings again Windows Server and 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 of the new features in Windows Server 2022 ... continue reading
Windows Server 2022 is full of new file services!
Heya folks, Ned here again. As you’ve heard by now, Windows Server 2022 is available and supported for production deployments. This new OS brings many new features around security, storage, networking, web, containers, applications, virtualization, edge, and Azure hybrid. Today ... continue reading