Cluster size recommendations for ReFS and NTFS

Microsoft’s file systems organize storage devices based on cluster size. Also known as the allocation unit size, cluster size represents the smallest amount of disk space that can be allocated to hold a file. Because ReFS and NTFS don’t reference files at a byte granularity, the cluster size is the smallest unit of size that… Read more

Storage Spaces Direct with Persistent Memory

Howdy, Claus here again, this time with Dan Lovinger. At our recent Ignite conference we had some very exciting results and experiences to share around Storage Spaces Direct and Windows Server 2016. One of the more exciting ones that you may have missed was an experiment we did on a set of systems built with the… Read more

Squeezing hyper-convergence into the overhead bin, for barely $1,000/server: the story of Project Kepler-47

The Challenge In the Windows Server team, we tend to focus on going big. Our enterprise customers and service providers are increasingly relying on Windows as the foundation of their software-defined datacenters, and needless to say, our hyperscale public cloud Azure does too. Recent big announcements like support for 24 TB of memory per server… Read more

Updating Firmware for Disk Drives in Windows Server 2016 (TP4)

Updating the firmware for disks has historically been a cumbersome task with a potential for downtime, which is why we’re making improvements to Storage Spaces and Windows Server 2016 to enable you to more easily update disk firmware prior to placing a server in production. You can also use this new functionality to update the… Read more

Designing Software-Defined Storage with Windows Server – we’ve got a calculator and a doc for that

Feast your eyeballs on our new Software-Defined Storage Design Calculator and Design Considerations Guide! Be amazed at how designing a storage solution with Windows Server, Storage Spaces, and SOFS (Scale-Out File Server) can be simultaneously simplified with a colorful spreadsheet and concurrently complexified with a detailed guide to everything you wanted to know about Storage Spaces… Read more

Microsoft Ignite Storage and HA sessions: Come for the swag, stay for the sessions

Hi folks, Ned here again. If you have not heard, Microsoft Ignite is coming. If you’re thinking about joining us or already planning your must-see breakouts, here’s a list of the Windows Server vNext Storage and High Availability sessions presented by Microsoft. Truthbombs will be dropped, smackdown will be laid, surprises will be sprung, and… Read more

Cluster aggregated view in Windows Server 2012 R2 Storage Provider for an asymmetric storage configuration

Blog written by Sripresanna in the Storage, Network & Print Team.   Cluster aggregated view for Windows Storage Provider (Asymmetric storage configuration)   This is a continuation of previous blog, where I explained cluster aggregated view for Windows Storage Provider for symmetric storage configuration. We strongly encourage to use Symmetric storage configuration and this blog… Read more

Understanding Virtual Disks in iSCSI Target Server

ContextIn Windows Server 2012 R2, iSCSI Target Server made significant improvements in its persistence layer by providing larger, resilient, dynamically-growing SCSI Logical Units (LUs) that are based on the VHDX format. For more details on what is new in this release, see my previous blog post iSCSI Target Server in Windows Server 2012 R2. In… Read more

iSCSI Target Server in Windows Server 2012 R2 for VMM Rapid Provisioning

Context iSCSI Target Server shipped its SMI-S provider as part of the OS distribution for the first time in Windows Server 2012 R2. For more details on its design and features, see my previous blog post iSCSI Target Server in Windows Server 2012 R2. System Center 2012 SP1 Virtual Machine Manager (VMM) and later versions… Read more

Managing iSCSI Target Server through Storage Cmdlets

Context Windows Server 2012 R2 ships with a rich set of standards-compliant storage management functionality. This functionality was originally introduced in Windows Server 2012, and you should reference Jeff’s excellent blog that introduced related concepts. iSCSI Target Server on its part shipped its SMI-S provider as part of the OS distribution for the first time… Read more