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    PIX on Windows

    Performance tuning and debugging for DirectX 12 games on Windows

    August 2020 | PIX on Windows

    GPU Captures: How we support placed and reserved resources
    GPU Captures: How we support placed and reserved resources
    Austin KinrossAustin KinrossAugust 31, 2020Aug 31, 202008/31/20
    Quick Links   Summary   Recap: placed and reserved resources in D3D12 In D3D12, there are three types of resources: A committed resource has its own dedicated backing memory that isn’t shared with any other resource. This makes them relatively easy for PIX to capture...
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    PIX 2008.26: Performance Improvements
    PIX 2008.26: Performance Improvements
    Austin KinrossAustin KinrossAugust 27, 2020Aug 27, 202008/27/20
    Earlier today we released PIX on Windows version 2008.26, featuring a 100,000+ line rewrite of our component that takes GPU Captures. Morgan has described this release’s functional improvements in her blog post, but here we’ll take a closer look at the new performance improvements.    Recap: GPU Captures in PIX on Windows...
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    PIX Release 2008.26 – Our biggest update to GPU captures since 2017
    PIX Release 2008.26 – Our biggest update to GPU captures since 2017
    AvatarMorgan GrobinAugust 27, 2020Aug 27, 202008/27/20
    PIX 2008.26 is released today. Our biggest update to GPU captures since 2017, this release contains significantly increased framerate improvements at capture time, capture-replay performance improvements, and broader application compatibility.
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    New documentation page: Finding and Analyzing Context Switches
    New documentation page: Finding and Analyzing Context Switches
    Steven PratschnerSteven PratschnerAugust 26, 2020Aug 26, 202008/26/20
    Hi PIX users, I've written a new documentation topic on how to use the features in Timing Captures to find and analyze context switches (here). Feedback and questions appreciated as always. Thanks, Steven Pratschner - PIX team...
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    Analyzing stalls and context switches in Timing Captures
    Analyzing stalls and context switches in Timing Captures
    Steven PratschnerSteven PratschnerAugust 26, 2020Aug 26, 202008/26/20
    A context switch occurs when a CPU core switches from executing code on one thread, to executing code on a different thread, or going to idle. When the OS switches the thread that is running on a CPU, it must save and restore state, both for the thread that is being switched out, and for the thread that is being switched in. This state, or ...
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