proffer

Realtime V8 Tick Processor

Usage

Profile a program:

node --prof app.js

This will create a file with filename starting isolate-.

Process it with proffer:

cat isolate-0x103801000-v8.log | proffer

This will output a stream of newline delimited JSON where hex addresses have been mapped to function names, paths and locations along with other useful meta data.

Supported Node Versions

• Node 8.x.x
• Node 10.x.x
• Node 12.x.x

Test

npm test

Acknowledgements

Sponsored by NearForm

License

MIT