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H20-DFT-LS test case results

Azure HC-series Virtual Machines crosses 20,000 cores for HPC workloads

New HPC-targeted cloud virtual machines Azure HC-series Virtual Machines are now generally available in the West US 2 and East US regions. HC-series virtual machines (VMs) are optimized for the most at-scale, computationally intensive HPC applications. For this class of ... continue reading
Graph of Siemens Star-CCM+ V.14.02 Le Mans 100M couple scaling - Speed up vs nodes

HB-series Azure Virtual Machines achieve cloud supercomputing milestone

New HPC-targeted cloud virtual machines are first to scale to 10,000 cores Azure Virtual Machine HB-series are the first on the public cloud to scale a MPI-based high performance computing (HPC) job to 10,000 cores. This level of scaling has ... continue reading
Chelsio RDMA and Storage Replica Perf on Windows Server 2019 are đź’Ż

Chelsio RDMA and Storage Replica Perf on Windows Server 2019 are đź’Ż

Heya folks, Ned here again. Some recent Windows Server 2019 news you may have missed: Storage Replica performance was greatly increased over our original numbers. I chatted about this at earlier Ignite sessions, but when we finally got to Orlando, ... continue reading
intel-microsoft-partnership

The new HCI industry record: 13.7 million IOPS with Windows Server 2019 and Intel® Optane™ DC persistent memory

Written by Cosmos Darwin, Senior PM on the Core OS team at Microsoft. Follow him on Twitter @cosmosdarwin. Hyper-converged infrastructure is an important shift in datacenter technology. By moving away from proprietary storage arrays to an architecture built on industry-standard ... continue reading
It’s Gone To Plaid: Storage Replica and Chelsio iWARP Performance

It’s Gone To Plaid: Storage Replica and Chelsio iWARP Performance

Hi folks, Ned here again. A few years ago, I demonstrated using Storage Replica as an extreme data mover, not just as a DR solution; copying blocks is a heck of lot more efficient than copying files. At the time, ... continue reading

The technical value of WSSD validated HCI solutions, part 1

This post is authored by Carmen Crincoli, Senior Program Manager, Windows Server, and is the first of a 2-part series aimed at explaining the value provided by the Windows Server-Software Defined (WSSD) program. As many of you are aware, one ... continue reading
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WNV Deep Dive Part 3 – Capturing and Reading Virtualized Network Traffic

By James Kehr, Networking Support Escalation Engineer There are three primary tools used to capture virtual network traffic in Windows: netsh trace, the PowerShell NetEventPacketCapture module, and Message Analyzer. I won’t focus much on Message Analyzer captures here. Most server ... continue reading
The Evolution of RDMA in Windows: now extended to Hyper-V Guests

The Evolution of RDMA in Windows: now extended to Hyper-V Guests

This post written by Don Stanwyck, Senior Program Manager, Windows Core Networking Remote DMA (RDMA) is an incredible technology that allows networked hosts to exchange information with virtually no CPU overhead and with extremely little latency in the end–system. Microsoft ... continue reading
The built-in, persistent, read and write cache in Storage Spaces Direct.

Understanding SSD endurance: drive writes per day (DWPD), terabytes written (TBW), and the minimum recommended for Storage Spaces Direct

Hi! I’m Cosmos. Follow me on Twitter @cosmosdarwin. Background Storage Spaces Direct in Windows Server 2016 features a built-in, persistent, read and write cache to maximize storage performance. You can read all about it at Understanding the cache in Storage ... continue reading
Storage Spaces Direct on Intel® Xeon® Scalable Processors

Storage Spaces Direct on Intel® Xeon® Scalable Processors

Hello, Claus here again. As you have probably noticed by now, we have a great ongoing collaboration with Intel. In this blog post we are going to look at Windows Server 2016 Storage Spaces Direct on Intel’s latest and greatest ... continue reading