Profiler missing calls

[rumblefrog]

What version of Bun is running?

1.1.36+ededc168c

What platform is your computer?

Darwin 23.5.0 arm64 arm

What steps can reproduce the bug?

Profiling an express application, but there's very little call trace available.

1. Start a minimal Express application w/ LOG_LEVEL=debug bun --inspect ./server/index.ts
2. Visit debug.bun.sh, and start recording on timeline
3. Visit the HTTP server page
4. Stop recording
5. Resulting trace shows very little

What is the expected behavior?

Complete call tree

What do you see instead?

Very little call tree available, containing non of the express's functions or user functions

Additional information

No response

[rumblefrog]

Any chance for a version of Bun with debug entitlement that I can throw in XCode Instruments? Would appreciate instructions on that if that's available.

[Jarred-Sumner]

@rumblefrog you can use the bun-profile build