Emery Berger

icon indicating a website link www.emeryberger.com icon indicating an email [email protected]

icon company University of Massachusetts Amherst icon location Amherst, MA icon location Professor of Computer Science, UMass Amherst; Amazon Scholar. Co-director of @plasma-umass, Scalene, Slipcover, Coz, Hoard, and more. Creator of CSrankings.

Results 440 comments of Emery Berger

Difficulty generating non-empty profiles of benchmarks

OK, great! That PR has now been merged into the main libelfin repo; would you mind checking that that works?

filename with line == 0?

Are you compiling with `-g`? Anyway, a repro case would be useful - thanks!

filename with line == 0?

Coz can end up pointing out a line as important for performance that can't obviously be sped up at a micro-level; it doesn't know how _easy_ it is to optimize...

API to annotate block points

Please add some comments to the code, esp. regarding the new macros and their intended use case (ideally with an example), and I will merge.

API to annotate block points

Bump @vlovich

Unable to see any results when the dynamic library is loaded on demand

Please explain in more detail what is happening, including command line used (e.g., `coz run --- `), and how you placed progress points. The results will appear in a file...

Scalene does not work with ray

Thanks for the bug report. Reproduced locally.

Trouble building conda package.

Scalene is now installable with Conda: https://anaconda.org/conda-forge/scalene

Error trying to profile script within virtualenv

Are you trying to run code containing `import scalene`? If so, you should not do that; Scalene is not designed to be imported like that (you can run Scalene without...

Error trying to profile script within virtualenv

OK - can you try `python3 -m scalene foo.py` to see what happens?