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Memory Access Analysis
Memory Access analysis type uses event-based sampling collection and is targeted for Intel® microarchitectures code name Nehalem/Westmere.This analysis type uses events that provide a breakdown of...
View ArticleBasic Hotspots Analysis
Basic Hotspots analysis helps understand application flow and identify sections of code that get a lot of execution time (hotspots). A large number of samples collected at a specific process, thread,...
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Standalone GUI: Basic Workflow
The following figure shows an overview of the basic analysis workflow for the standalone graphical interface of the Intel® VTune™ Amplifier . To display more information about a workflow step:Position...
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General Exploration Analysis
General Exploration analysis type uses event-based sampling collection and is targeted for the Intel® Xeon™ Phi coprocessor.This analysis is a good way to triage hardware issues in programs running on...
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Write Bandwidth Analysis
Write Bandwidth analysis type uses event-based sampling collection and is targeted for Intel® processors code name Beckton or Eagleton.The Write Bandwidth analysis type measures the data written to...
View ArticleIntel® VTune™ Amplifier User's Guide
Parent topic: Intel® VTune™ AmplifierPerformance Analysis with Intel® VTune™ AmplifierIntel Energy Profiler AnalysisBefore You BeginChoosing TargetsConfiguring Target OptionsChoosing Analysis...
View ArticleProduct Website and Support
The following links provide information and support on Intel® VTune™ Amplifier: http://software.intel.com/en-us/intel-vtune-amplifier-xeIntel VTune Amplifier XE product page providing links to the...
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TSX Exploration Analysis
TSX Exploration analysis type uses event-based sampling collection and is targeted for the Intel® microarchitecture code name Haswell.NoteTSX Exploration analysis is supported only for Intel processors...
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Memory Access Analysis
Memory Access analysis type uses event-based sampling collection and is targeted for Intel® Core™ 2 processor family.Memory Access analysis type collects events that enable you to distinguish memory...
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Locating Inefficient Synchronization
To locate inefficient synchronization in your code, you may run and explore the data provided by a hardware event-based sampling analysis type with the stack collection enabled.Locating Synchronization...
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Tutorials and Samples
Intel® VTune™ Amplifier offers several tools you can use as you learn, including:TutorialsSample applicationsAbout TutorialsVTune Amplifier XE provides several tutorials that use sample code to explain...
View ArticleIntel® Xeon Phi™ Coprocessor (Code Name: Knights Corner) Analysis
Parent topic: Microarchitecture and Platform AnalysisAdvanced Hotspots AnalysisBandwidth AnalysisGeneral Exploration AnalysisLingua Inglese
View ArticleNehalem / Westmere Analysis
Parent topic: Microarchitecture and Platform AnalysisRead Bandwidth AnalysisWrite Bandwidth AnalysisCycles and uOps AnalysisFront End Investigation AnalysisMemory Access AnalysisLingua Inglese
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Analyzing Applications Using Intel® HD Graphics
Intel® VTune™ Amplifier provides mechanisms to analyze applications using Intel® HD Graphics for rendering, video processing, and computations, interpret collected performance data and get tuning...
View ArticleNotational Conventions
The following conventions may be used in this document.ConventionExplanationExampleItalicUsed for introducing new terms, denotation of terms, placeholders, or titles of manuals.The filename consists of...
View ArticleTask Time
Metric DescriptionTotal amount of time spent within a task.Parent topic: CPU MetricsSee AlsoReference for Performance MetricsSubmit feedback on this help topicLingua Inglese
View ArticleParallel Region Time
Parallel Region Time is the total duration for all instances of all lexical parallel regions.Parent topic: CPU MetricsSee AlsoOpenMP AnalysisSubmit feedback on this help topicLingua Inglese
View ArticleLength Changing Prefixes
Metric DescriptionThis metric represents a fraction of cycles during which CPU was stalled due to Length Changing Prefixes (LCPs). To avoid this issue, use proper compiler flags. Intel Compiler enables...
View ArticleHardware Event Sample Counts
Hardware Event Sample Counts is a performance metric used by the Intel® VTune™ Amplifier when interpreting event-based sampling analysis results. The Hardware Event Sample Counts metric shows the...
View ArticleBasic Hotspots Analysis
Basic Hotspots analysis helps understand application flow and identify sections of code that get a lot of execution time (hotspots). A large number of samples collected at a specific process, thread,...
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