Troubleshooting Memory-Related Issues with the Memory Profiler
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Finding leaking memory, the biggest memory allocations, or just poking around to see what was happening on the memory level has not always been easy, but is essential to getting the best performance for your game. Come to this session to learn how the Memory Profiler improves upon Unity's past tools and helps you troubleshoot memory issues faster. Stephanie Rancourt - Unity Technologies Greg Wojciechowski - Unity Technologies
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Troubleshooting Memory-Related Issues with the Memory Profiler
- 1. Notes To delete TO REMOVE ● Introduction (tell the audience what you will cover in this talk) ● Follow up from Berlin (in few words what we worked on) ○ Brief summary of berlin presentation ○ Areas that we were working on ○ Improvement high level ○ Explanation why preview ● Use case (Stephanie) - Live Demo ○ Optimize memory - Tables showcase, Tree map ○ Find memory leak - Diffing tools, ○ Investigate memory - Tree map, Table ○ Defining custom views - Possible use cases in future: Automation ● All of this is available for you in package: (few sec to prepare 2nd Unity window with overview). ○ Package to download - Show on scene if available ? ● Here we could end. But this is not how unity works. Innovation, Faster better smarter (not afraid to do stuff). - Live Demo ○ Overview - Preloaded - work in progress ○ Memory map ○ Connectone ● This is not the end we want more: Call stack + Graphics memory + more data + support of old snapshots ● Sum up + remind audience what it means that it’s preview ● Open for suggestions/feedback : Link to/Information forum ● Thanks ● Q&A <- people start leaving = 1
- 2. GenerativeArt–MadewithUnity Troubleshooting Memory-Related Issues with the Memory Profiler Stephanie Rancourt Programmer Core-Kernel, Unity Grzegorz (Greg) Wojciechowski Programmer Core-Kernel, Unity 2
- 3. Unite Berlin 2018 3 ○ Memory is a tricky problem ■ Easy to understand locally ■ Hard to grasp the big picture ○ Memory Profiler ■ Investigate C# and C++ memory. ■ Investigate relationships between the different allocations. ■ Investigate internal unity allocations. ■ Work with low memory devices (Mobiles) ■ Work with big projects.
- 5. Memory Profiler UI Old C# API (Wraps new one) Memory Snapshot C# API 5 Local Editor/Player TCP/IP Player New Memory Snapshot C++ API *.snap
- 6. Memory Snapshot C# API Memory Profiler UI Old C# API (Wraps new one) 6 Local Editor/Player TCP/IP Player New Memory Snapshot C++ API *.snap Old File Format ImporterImproved Mono API
- 7. Memory Profiler Status of the Preview 7
- 10. Preview available in: Unity 2018.3 10
- 11. Memory Profiler Where you will be able to find the preview package ? 11
- 12. Memory Profiler Peek into the future 12
- 13. Quo Vadis ? 13 ○ Open to suggestions ■ [Link to forum] ○ Further improvement of frontend and backend ■ Better tools ■ More stable ■ Easier to use ■ More data