Hi all Just recently bumped up my project to use pants 2 14

Question

Hi all Just recently bumped up my project to use pants 2 14 0 from 2 13 0 and I m trying to use the `xdist enabled` option I ve set it to be true in `pants toml` but I m not exactly sure if my tests are being run in parallel underneath Checking `htop` isn t really giving me an indication

sparse-lifeguard-95737 · Answer

you might be able to tell by running `ps ax | grep pex` and looking for usage of the ` n` flag

sparse-lifeguard-95737 · Answer

the pants engine will limit the parallelism allocated to xdist based on the total number of processes scheduled at a time so even if it s enabled you might end up with all ` n 1` if the engine schedules a ton of concurrent processes confused

sparse-lifeguard-95737 · Answer

Pants 2 15 will be adding support for testing multiple python files in a single `pytest` process I haven t tried combining it with xdist yet but I m hopeful the two together will behave like most people expect

ambitious-xylophone-5772 · Answer

Yeah I do have a ton of pytest files so it s possible that I m not getting as much parallelism as I may have hoped

ambitious-xylophone-5772 · Answer

Thanks < sparse lifeguard 95737> I didn t think of using `ps ax` seems like it is ` n 1`

happy-kitchen-89482 · Answer

If you run ` pants test output=all ` you ll see all the pytest output so that should tell you