Re: Darwin CI Status

2021-05-20 Thread Matthew Pickering
Thanks Moritz for that update. The latest is that currently darwin CI is disabled and the merge train is unblocked (*choo choo*). I am testing Moritz's patches to speed-up CI and will merge them in shortly to get darwin coverage back. Cheers, Matt On Wed, May 19, 2021 at 9:46 AM Moritz Angerma

Re: Darwin CI Status

2021-05-19 Thread Moritz Angermann
Matt has access to the M1 builder in my closet now. The darwin performance issue is mainly there since BigSur, and (afaik) primarily due to the amount of DYLD_LIBRARY_PATH's we pass to GHC invocations. The system linker spends the majority of the time in the kernel stat'ing and getelements (or some

Darwin CI Status

2021-05-19 Thread Matthew Pickering
Hi all, The darwin pipelines are gumming up the merge pipeline as they are taking over 4 hours to complete on average. I am going to disable them - https://gitlab.haskell.org/ghc/ghc/-/merge_requests/5785 Please can someone give me access to one of the M1 builders so I can debug why the tests ar