Best Practices for IIS
Microsoft Internet Information Services (IIS) web server is a common target for virtualization. This page will collect best practices for installation and configuration of IIS VMs for maximum...
View ArticleBest Practices for Oracle
While Oracle makes a lot of software for a bunch of purposes, the only best practice guidance available today is for Oracle databases. We'll build out pages dedicated to other Oracle products if and...
View ArticleBenchmarking
IntroductionMany VMware users wish to perform analysis on their own virtual deployments. This page will collect information on setting up and executing your own tests to analyze performance.General...
View ArticleTime-based Measurements in Virtual Machines
IntroductionAll benchmarking relies on accurate time keeping so production can be measured with respect to the passage of time. Because hosted and hypervisor products virtualize the hardware timer,...
View ArticlevCenter Performance Counters
IntroductionThe following table of vCenter (VC) performance counters lists the counters with a description of their purpose. This page has been updated for vSphere 4, so the counter levels will...
View ArticleGuest-based Performance Measurement
Because VMware products provide a virtual interface to the hardware, traditional performance instrumentation that is based on measuring hardware resources may not be accurate. As a result, Perfmon (in...
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Storage Queues and Performance
IntroductionVMware recently published a paper titled Scalable Storage Performance that delivered a wealth of information on storage with respect to the ESX Server architecture. This paper contains...
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Large Memory Pages
In ESX Server 3.5 VMware introduced support for large memory pages in the guest. Large memory pages, an architecteral feature available in x86 microprocessors for decades, can be used to improve...
View ArticleReady Time
IntroductionReady time is as important as it is confusing. I'm going to collect a few thoughts on ready time in this collection point with the hopes that some of the confusion around this important...
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Best Practices for SQL Server
IntroductionAt VMworld 2008 in Las Vegas several of us in our virtual performance team met with a variety of customers to talk about Microsoft SQL Server. We already had a large base of customers...
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Interpreting esxtop Statistics
Table of ContentsSection 1. IntroductionSection 2. CPUSection 2.1 Worlds and GroupsSection 2.2 PCPUsSection 2.3 Global StatisticsSection 2.4 World StatisticsSection 3. MemorySection 3.1 Machine Memory...
View ArticleBest Practices for IBM Lotus Domino
Introduction This page provides the best practices for virtualizing IBM Lotus Domino using VMware Infrastructure. This list is based on my VMworld 2008 session EA2348. General Recommendations Use...
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Storage Performance: VMFS and Protocols
IntroductionVMware's customers are always asking us about the storage stack. Without exception, the two most common questions about our storage system performance are: Which storage protocol performs...
View ArticleESX Monitor Modes
VMware has supported Intel and AMD's virtualization assist since 2006. Long before then we were using an all-software approach that we call binary translation (BT). With the benefit of years of...
View ArticleMeet the Engineer Series: VMware Performance Advancements
Real people, real faces, discussing VMware vSphere topics... -In this video, VMware's Chief Performance Architect discusses why you should seriously consider virtualizing all of your applications on...
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Using vscsiStats for Storage Performance Analysis
Introductionesxtop is a great tool for performance analysis of all types. However, with only latency and throughput statistics, esxtop will not provide the full picture of the storage profile....
View ArticlePerformance Troubleshooting for VMware vSphere 4 and ESX 4.0
Performance problems can arise in any computing environment. Complex application behaviors, changing demands, and shared infrastructure can lead to problems arising in previously stable environments....
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Memory Performance Chart Metrics in the vSphere Client
The vSphere Client exposes several memory performance statistics for users to identify VM memory usage. Some of the important memory performance metrics follow. Each metric name appears under the...
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