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Performance tools for Flutter

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In this screenshot, the mouse is at the far right side of the selected flame chart node. The tooltip should be centered there instead of in the center of the...

polish
cpu profiler
flame_chart
P3

This page should provide a high-level summary of Live FPS, CPU, Memory, and network activity on a common timeline, helping a user understand which parts of their application activity are...

P3
cross-screen

Seems like a regression that this assert is firing once again. Commented out for now, but this needs to be investigated. assert in `cpu_profile_transformer.dart`: ``` assert(cpuProfileData.profileMetaData.sampleCount == cpuProfileData.cpuProfileRoot.inclusiveSampleCount); ```

cpu profiler
P3
reproduce to verify

i wanted to use memory trace tool in devtools and stumbled upon these issues 1. ***(see video)*** chart sometimes does not correspond with memory values. on the video see on...

screen: memory
has reproducible steps
P2

allow to change chart scale of the graph on the memory usage section this is how it currently looks like ![image](https://user-images.githubusercontent.com/39104740/111055138-d4297100-8483-11eb-8c88-b82a65dfbb8d.png) from such graph it's really hard to see the...

screen: memory
severe: new feature
a: quality
proposal
passed first triage
P2

On the launch page (`devtools_app/lib/src/flutter/connect_screen.dart`), there should be some validation on the input URL, if I for instance enter `random text inserted into connect box` in the `Connect` box where...

polish
screen: home
P3

For example, frequently main axis can't be set to a value other than center if textDirection is null as is often the case.

screen: inspector
layout explorer
P3

Based on UI perf diary homework study, participants noted there were several things they would like to improve on the UI performance documentation - Many used DevTools docs and performance...

documentation
screen: performance
from: study
usability
P2

This will help diagnose why users had certain failures such as no profile samples that may be due to having the wrong vm flags set. Fyi @kenzieschmoll

offline
P3

It took me a while to figure out what url I needed to type into the input box. I finally found that it was printed in the console when I...

polish
P3
cross-screen