VMware VROOM! Performance Blog

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How VMware Diagnoses Performance Issues with Machine Learning in a Hybrid-Cloud Environment

Julie Brodeur posted July 27, 2020

As one of the top hybrid-cloud providers, VMware has the largest enterprise software-defined datacenter (SDDC) deployments—and making sure those deployments perform well is our top priority. However, managing performance diagnostics in hybrid-cloud enterprise software deployments is extremely difficult mainly due to the complicated system interaction and the numerous system-wide performance metrics to track. Read more...

Load Balancing Performance of DRS in vSphere 7.0 – A White Paper

Priyanka Gayam posted July 22, 2020

VMware vCenter Server 7.0 brings significant improvements over previous vCenter server versions with respect to vSphere Distributed Resource Scheduler (DRS). DRS has been upgraded to adapt to a workload-centric resource management model. This is to make VMware’s compute control plane robust and better handle both traditional and modern application needs. The main goal of the new Read more...

Bitfusion Performance Best Practices

Julie Brodeur posted July 15, 2020

A guide about VMware vSphere Bitfusion performance best practices has been published. Bitfusion provides a way to share GPUs among multiple VMs—a GPU card installed in one ESXi host becomes available to all VMs in a cluster (even those on separate hosts) that have the Bitfusion client installed. In addition, Bitfusion dynamically allocates a partial Read more...

VDI Capacity Planning with View Planner

Julie Brodeur posted July 3, 2020

By Mohit Mangal, Atul Pandey, and Alok Sen Virtual desktop infrastructure (VDI) deployments are on the rise due to employees working from home all over the world. VDI users can work remotely from anywhere and on any device—like tablets, thin clients, and laptops—while accessing remote desktops hosted on private data centers and in the cloud. Read more...

AMD 2nd Gen EPYC (Rome) Application Performance on vSphere Series: Part 3 – View Planner Virtual Desktops

Julie Brodeur posted June 23, 2020

By Rahul Garg, Milind Inamdar, and Qasim Ali In the first two parts of this series, we looked at the performance of a SQL Server database using the DVD Store 3 benchmark and a mixed workload environment with the VMmark benchmark running on the AMD 2nd Gen EPYC processors and VMware vSphere. With the third Read more...

Performance Best Practices Guide for vSphere 7.0

Julie Brodeur posted May 29, 2020

We are pleased to announce the availability of Performance Best Practices for VMware vSphere 7.0. This is a comprehensive book designed to help system administrators obtain the best performance from their vSphere 7.0 deployments. The book covers new features as well as updating and expanding on topics covered in previous versions. These topics include: Persistent memory Read more...

AMD 2nd Gen EPYC (Rome) Application Performance on vSphere Series: Part 2 – VMmark

James Zubb posted May 27, 2020

In recently published benchmarks with VMware VMmark, we’ve seen lots of great results with the AMD EPYC 7002 Series (known as 2nd Gen EPYC, or “Rome”) by several of our partners. These results show how well a mixed workload environment with many virtual machines and infrastructure operations like vMotion can perform with new server platforms. This Read more...

AMD EPYC Rome Application Performance on vSphere Series: Part 1 – SQL Server 2019

Todd Muirhead posted April 23, 2020

Exciting new server platforms based on the second generation of AMD EPYC processors (Rome) have become recently available from many of our hardware partners. The new Rome processors offer up to 64 cores per socket—that’s a big increase over the previous generation of AMD processors. This means that a two-socket server using these processors has Read more...

New White Paper: Optimize Virtualized Deep Learning Performance with New Intel Architectures

Dave Jaffe posted April 9, 2020

By Dave Jaffe, VMware Performance Engineering and Padma Apparao, Intel – VMware Center of Excellence A new white paper is available showing the advantages of running deep learning image classification on the 2nd Generation Intel Xeon Scalable processor compared to previous Intel processors, and to show the performance benefits of running on the VMware vSphere Read more...

ESXi NFS Read Performance: TCP Interaction between Slow Start and Delayed Acknowledgement

Kinson Ho posted March 31, 2020

VMware performance engineers observed, under certain conditions, that ESXi IO (in versions 6.x and 7.0) with some NFS servers experienced unexpectedly low read throughput in the presence of extremely low packet loss, due to an undesirable TCP interaction between the ESXi host and the NFS server. We have published a performance case study, ESXi NFS Read more...