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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 ArticleHardware Event-based Sampling Collection
The hardware event-based sampling collector of the Intel® VTune™ Amplifier profiles your application using the counter overflow feature of the Performance Monitoring Unit (PMU). The data collector...
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MPI Application Analysis Workflow
The following figure shows basic steps required to analyze performance of MPI applications with the Intel® VTune™ Amplifier integrated into the Intel Cluster Studio XE.To display more information about...
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Port Saturation Analysis
Port Saturation analysis type uses event-based sampling collection and is targeted for the Intel® microarchitecture code name Sandy Bridge.This analysis type uses events that help understand how port...
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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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CPU Time and Wait Time
Intel® VTune™ Amplifier measures and displays analysis specific time. Thus, for example, the Hotspot and Concurrency analysis results show active CPU time spent executing program units. The Locks and...
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Remote Analysis Workflow
Use the Intel® VTune™ Amplifier installed on the Windows* or Linux* host to analyze code performance and power consumption on remote systems. For example, this is a basic usage mode for the VTune...
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Client Analysis
Client analysis type uses the event-based sampling collection and is targeted for Intel® microarchitectures code name Sandy Bridge.This analysis type uses events that help analyze client applications...
View ArticleMicroarchitecture and Platform Analysis
Parent topic: Performance Analysis with VTune AmplifierGeneral Exploration AnalysisBandwidth AnalysisIntel Core 2 Processor AnalysisNehalem / Westmere AnalysisSandy Bridge AnalysisKnights Corner...
View ArticleProduct Website and Support
The following links provide information and support on Intel software products, including Intel® Parallel Studio XE : http://software.intel.com/en-us/intel-vtune-amplifier-xeIntel VTune Amplifier...
View ArticleRelated Information
For better understanding of the performance data provided by the Intel® VTune™ Amplifier , you are highly recommended to explore additional resources on the web.Intel® Processor InformationFor the most...
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Bandwidth Analysis
Bandwidth analysis type uses event-based sampling collection.Bandwidth analysis type measures the data read and written to DRAM via the processor's integrated memory controller. As a result of the data...
View ArticleConcurrency Analysis
Concurrency analysis based on the user-mode sampling and tracing collection helps identify hotspot functions where processor utilization is poor. When cores are idle at a hotspot, you have an...
View ArticleIntel® VTune™ Amplifier User's Guide
Parent topic: Intel® VTune™ AmplifierGetting HelpProduct Website and SupportKey ConceptsBefore You BeginChoosing TargetsConfiguring TargetsChoosing Analysis TypeConfiguring Analysis TypeRunning...
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Tutorials and Samples
Intel® VTune™ Amplifier offers several tools you can use as you learn, including:TutorialsSample applicationsNoteThis document focuses on using the VTune™ Amplifier in the Intel® Parallel Studio XE....
View ArticleiJIT_NotifyEvent
Reports information about JIT-compiled code to the agent.Syntaxint iJIT_NotifyEvent( iJIT_JVM_EVENT event_type, void *EventSpecificData );DescriptionThe iJIT_NotifyEvent function sends a notification...
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OpenMP* Support
Prerequisites:To collect and view OpenMP-specific information with all features, make sure you have a version of the OpenMP runtime libraries required by the VTune Amplifier. If an obsolete version of...
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About Viewing Comparison Data
Intel® VTune™ Amplifier compares analysis results and displays difference in a separate result tab <result1>-<result2> in the following windows:Summary window provides top-level difference...
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Interpreting Bandwidth Data
You can analyze bandwidth data running the following analysis types:Bandwidth analysis targeted for Intel® microarchitecture code name Sandy BridgeGeneral Exploration analysis type targeted for Intel...
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Bottom-up Comparison
To view the difference before and after optimization for a function and its callers, click the Bottom-up sub-tab for the comparison result you created using the Compare Results window.In the compare...
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