dotTrace Profiler
dotTrace is .NET performance profiler by JetBrains. It can be downloaded here.
With dotTrace you can detect performance bottlenecks in a game. It can get accurate data on calls execution time, memory allocations and filesystem access.
Setup
Open dotTrace and add New Process Run with .NET Core Application type (as shown above).
Then pick game executable (as shown above) to Path field. When launching Flax Editor fill also the command line arguments with your project path (if needed). Click Save and then you can use Start button to run the Flax with profilering tools attached.
Profiling Snapshots
dotTrace profiler snapshots provide various informations about the Flax game performance. Those can be used to deeply analyze and monitor the runtime. To learn more about it please visit official documentation here.