High memory pressure created by TextBlocks
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Performance
- Dominant language
- C#
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Description
When scrolling through GridViews with lots of TextBlocks there is alot of stutter caused by GC.
Minimal example to reproduce this:
Run the following program and scroll up and down
[TextblockPerformance.zip](https://github.com/dotnet/wpf/files/7025694/TextblockPerformance.zip)
This example is extreme but it isolates the issue that also appears in more reasonable situations.
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