August 2020

GPU Captures: How we support placed and reserved resources

August 31, 2020 Aug 31, 2020 08/31/20

Austin Kinross

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...

PIX 2008.26: Performance Improvements

August 27, 2020 Aug 27, 2020 08/27/20

Austin Kinross

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...

PIX Release 2008.26 – Our biggest update to GPU captures since 2017

August 27, 2020 Aug 27, 2020 08/27/20

Morgan Grobin

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.

New documentation page: Finding and Analyzing Context Switches

August 26, 2020 Aug 26, 2020 08/26/20

Steven Pratschner

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...

Analyzing stalls and context switches in Timing Captures

August 26, 2020 Aug 26, 2020 08/26/20

Steven Pratschner

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 ...

PIX on Windows

August 2020 - PIX on Windows