Understanding heap data Using Windows Performance Analyzer Heap Overview Mainline (NT Heap) Services allocation requests of all sizes 64 KB, until allocation thresholds are reached Low.

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Transcript Understanding heap data Using Windows Performance Analyzer Heap Overview Mainline (NT Heap) Services allocation requests of all sizes 64 KB, until allocation thresholds are reached Low.

Understanding heap data
Using Windows
Performance Analyzer
Heap Overview
Mainline
(NT Heap)
Services allocation requests of all sizes <
64 KB, until allocation thresholds are
reached
Low Fragmentation
Heap (LFH)
Composed of sub-segments that service
allocation requests using fixed size blocks
once allocation thresholds are met
VirtualAlloc
All allocation requests above 64 KB are
serviced using VirtualAlloc
Heap Data Collection
and Analysis
Windows Performance
Recorder UI
Demo
Guidelines and Best Practices
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drivers and apps
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HW-927P Understanding pool usage using
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HW-977P Understanding VirtualAlloc usage
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