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                                            Electric Bolt

[Impeller] Enabling Impeller on iOS simulator causing massive memory usage and latency

Hi. Same issue for me with Impeller enabled. Very low frame rates of apps in the Simulator and ~3GB SimMetalHost memory usage in macOS activity monitor. Disable Impeller and everything...

[Impeller] Enabling Impeller on iOS simulator causing massive memory usage and latency

Hi. I don't run the app using the Xcode profile option, nor do I ever use the Xcode Metal frame capture feature, shader debugger or anything similar.

[Impeller] Enabling Impeller on iOS simulator causing massive memory usage and latency

So I tried my own app and a 3rd party single file app 4 days ago when i logged the issue ... both were janky and horrible and 3GB memory...

How to solve it

As a workaround, on Windows, the following fixes are required in order for your app to stop appearing with a black background. **Content fix to your app:** To stop the...

[macOS] Running a new Flutter app with Impeller on Coffee Lake CPU causes EXC_BAD_ACCESS: A bad access to memory terminated the process.

Just thought I'd try this on my 2019 16" MacBook Pro as well. This is the 2.6 GHz 6-Core Intel Core i7 with integrated Intel UHD Graphics 630 1536 MB....

[macOS] Running a new Flutter app with Impeller on Coffee Lake CPU causes EXC_BAD_ACCESS: A bad access to memory terminated the process.

Stack trace from Xcode:

[macOS] Running a new Flutter app with Impeller on Coffee Lake CPU causes EXC_BAD_ACCESS: A bad access to memory terminated the process.

Stack trace continues: