#development
- r
rough-minister-58256
03/01/2017, 7:29 PM(on linux) - r
rough-minister-58256
03/01/2017, 7:30 PMthe go pprof can report against perf dumps afaik - f
full-kilobyte-93429
03/01/2017, 8:00 PMhmm,
showing good stuff now, not sure what i did yesterday, might have chosen the worker thread?instruments - w
witty-crayon-22786
03/01/2017, 9:33 PMok, so i understand the deterministic failure, and it's related to the fact that Future call chains eagerly cancel other work when one of the things they need results in
.Future<_, Error> - w
witty-crayon-22786
03/01/2017, 9:33 PMcurrently,
is anNoop
.Error - w
witty-crayon-22786
03/01/2017, 9:34 PMso a task `Noop`ing would cause the work it was doing for other tasks to not be completed. - w
witty-crayon-22786
03/01/2017, 9:35 PMit's going to be annoying, but the current tack is to convert
from an error to a successful value. callers will have to deal with it in more places.Noop - r
rough-minister-58256
03/01/2017, 9:35 PMinteresting - w
witty-crayon-22786
03/01/2017, 9:36 PMyea... i need to invest more time in helping to get https://github.com/alexcrichton/futures-rs/issues/330 fixed ... it's pretty important. - w
witty-crayon-22786
03/01/2017, 9:38 PMcurrently just focused on getting something landed, pretty or no. - r
rough-minister-58256
03/01/2017, 9:38 PMheh word - w
witty-crayon-22786
03/02/2017, 7:24 AM...pants is about 40% faster running in a linux vagrant vm on this box than directly in osx - f
full-kilobyte-93429
03/02/2017, 6:08 PMfunny i have a docker centos7 container run 5x slower - r
rough-minister-58256
03/02/2017, 6:09 PMseems like in general my centos5 linux vm is noticeably faster for lots of diff things, which is weird because it’s a VM - r
rough-minister-58256
03/02/2017, 6:10 PMbut haven’t done a head to head for a pants run - f
full-kilobyte-93429
03/02/2017, 6:12 PMhaven't done profiling yet, about to, to try linux profiling tool is the main reason i set up the container - f
full-kilobyte-93429
03/02/2017, 6:14 PMi have to mount to a
maybe that's part of the slowness?osxfs - r
rough-minister-58256
03/02/2017, 6:15 PMah quite likely - w
witty-crayon-22786
03/02/2017, 6:17 PMi cloned into the vm - r
rough-minister-58256
03/02/2017, 6:32 PMMerged #4265.
- r
rough-minister-58256
03/02/2017, 6:32 PMwoot!metal 1 - w
witty-crayon-22786
03/02/2017, 6:32 PMthere is some annoying and (as far as i can tell) unrelated flakiness in CI - w
witty-crayon-22786
03/02/2017, 6:33 PMwill try to get that stabilized before end of day - r
rough-minister-58256
03/02/2017, 6:33 PMhows it manifesting - w
witty-crayon-22786
03/02/2017, 6:34 PM@rough-minister-58256 : https://travis-ci.org/pantsbuild/pants/jobs/206841167 ... not engine related at all, afaict - r
rough-minister-58256
03/02/2017, 6:35 PMah wacky - w
witty-crayon-22786
03/02/2017, 6:35 PM(see general though... wonder if this is still travis fallout) - w
witty-crayon-22786
03/02/2017, 6:35 PM@rough-minister-58256 : this one, on the other hand, is deterministic: https://github.com/pantsbuild/pants/issues/4301 ... sorry about that =( - r
rough-minister-58256
03/02/2017, 6:37 PMhm - r
rough-minister-58256
03/02/2017, 6:37 PMcould be invalidation related?