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Running `tests/catch_postcondition` with the JVM backend takes 24s on my machine, 93% of this time is spent during DFA.
![pid951376-fuzion-XjavaProf-flamegraph](https://github.com/user-attachments/a…
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If running the `px/perf_flamegraph` script, it's possible more than 10,000 stack traces are queried. Our scripts, however, silently cap this to 10,000 rows, which results in distorted flamegraphs. The…
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If you run the same program the same way, the flame graph looks the same... except for the colors! I'm running programs and making changes, and I'm never quite sure if two flame graphs are equivalent…
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### Problem Statement
Today, the sampling frequency for performance tracing is capped at 100hz.
We'd like to set this to something custom, perhaps 200hz to get more accurate flamegraphs.
### Soluti…
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During performance debug It's observed that QUIC protocol handshake requests with nginx application consumes high CPU cycles compared to TCP protocol handshake, as shown in the below data.
Spec…
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Inverted reversed icicle graphs have been quite useful.
One possible refinement would be to order the top of the icicle by width or number of samples, rather than alphabetically.
Then visually it it…
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I am profiling an application with a lot of database calls. While most layers of my flamegraph look normal one layer seems quite buggy (I am not sure how to interpret it).
One function call takes 9…
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### Check for existing issues
- [X] Completed
### Describe the bug / provide steps to reproduce it
When Zed (or seemingly any GPUI based app) is opened and resized on Linux, the actual window…
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## Bevy version
0.10.1
## What you did
1. Created a project that requires asset loading. In this case, [this commit](https://github.com/Leafwing-Studios/Emergence/commit/95ca0a816f2f9ca0cc163…
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Issue for tracking `http/web.py` performance work.
On the official instance, a directory load (without caching) is about 500ms. A small file load (without caching) is about 750ms. That is a lot of …