vSAN Performance Diagnostics Now Shows “Specific Issues and Recommendations” for HCIBench

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By Amitabha Banerjee and Abhishek Srivastava The vSAN Performance Diagnostics feature, which helps customers to optimize their benchmarks or their vSAN configurations to achieve the best possible performance, was first introduced in vSphere 6.5 U1. vSAN Performance Diagnostics is a “cloud connected” feature and requires participation in the VMware Customer Experience Improvement Program (CEIP). Performance metrics Read more...

VMware’s AI-based Performance Tool Can Improve Itself Automatically

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PerfPsychic  our AI-based performance analyzing tool, enhances its accuracy rate from 21% to 91% with more data and training when debugging vSAN performance issues. What is better, PerfPsychic can continuously improve itself and the tuning procedure is automated. Let’s examine how we achieve this in the following sections. How to Improve AI Model Accuracy Three Read more...
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VMware Speedily Resolves Customer Issues in vSAN Performance Using AI

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We in VMware’s Performance team create and maintain various tools to help troubleshoot customer issues—of these, there is a new one that allows us to more quickly determine storage problems from vast log data using artificial intelligence. What used to take us days, now takes seconds. PerfPsychic analyzes storage system performance and finds performance bottlenecks Read more...

VMware Virtual SAN Stretched Cluster Best Practices White Paper

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VMware Virtual SAN 6.1 introduced the concept of a stretched cluster which allows the Virtual SAN customer to configure two geographically located sites, while synchronously replicating data between the two sites. A technical white paper about the Virtual SAN stretched cluster performance has now been published. This paper provides guidelines on how to get the Read more...

Virtual SAN 6.0 Performance with VMware VMmark

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Virtual SAN is a storage solution that is fully integrated with VMware vSphere. Virtual SAN leverages flash technology to cache data and improve its access time to and from the disks. We used VMware’s VMmark 2.5 benchmark to evaluate the performance of running a variety of tier-1 application workloads together on Virtual SAN 6.0. VMmark Read more...

VMware View Planner 3.5 and Use Cases

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by   Banit Agrawal     Nachiket Karmarkar VMware View Planner 3.5 was recently released which introduces a slew of new features, enhancements in user experience, and scalability. In this blog, we present some of these new features and use cases. More details can be found in the whitepaper here. In addition to retaining all Read more...

Virtual SAN 6.0 Performance: Scalability and Best Practices

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A technical white paper about Virtual SAN performance has been published. This paper provides guidelines on how to get the best performance for applications deployed on a Virtual SAN cluster. We used Iometer to generate several workloads that simulate various I/O encountered in Virtual SAN production environments. These are shown in the following table. Type Read more...

Web 2.0 Applications on VMware Virtual SAN

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Here in VMware Performance Engineering, Virtual SAN is a hot topic. This storage solution leverages economical hardware compared to more expensive storage arrays and offers all the vSphere solutions like vMotion, HA, and DRS. We have been testing Virtual SAN with a number of workloads to characterize their performance. In particular we found that Web Read more...

VDI Performance Benchmarking on VMware Virtual SAN 5.5

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In the previous blog series, we presented the VDI performance benchmarking results with VMware Virtual SAN public beta and now we announced the general availability of VMware Virtual SAN 5.5 which is part of VMware vSphere 5.5 U1 GA and VMware Horizon View 5.3.1 which supports Virtual SAN 5.5. In this blog, we present the Read more...