Interesting. I've noticed the segfaults in the past, but never the "too many open files" error. I'll try to play around with my ulimit and see if I can get the testing to finish.
On Friday, January 8, 2021 at 1:21:20 PM UTC-5 Matthias Koeppe wrote: > I think this has started to show up, at least sporadically, with the > multiprocessing changes made in/for python 3.8, see > https://trac.sagemath.org/ticket/27754 > > Something definitely needs fixing. > > On Friday, January 8, 2021 at 9:55:06 AM UTC-8 [email protected] wrote: > >> Has anyone tried to run "make -j8 ptestlong" on Big Sur? Every time I run >> it, doctesting breaks with the following traceback: >> >> Traceback (most recent call last): >> File "/Users/zscherr/sage/develop/src/bin/sage-runtests", line 182, in >> <module> >> err = DC.run() >> File >> "/Users/zscherr/sage/develop/local/lib/python3.9/site-packages/sage/doctest/control.py", >> >> line 1236, in run >> self.run_doctests() >> File >> "/Users/zscherr/sage/develop/local/lib/python3.9/site-packages/sage/doctest/control.py", >> >> line 937, in run_doctests >> self.dispatcher.dispatch() >> File >> "/Users/zscherr/sage/develop/local/lib/python3.9/site-packages/sage/doctest/forker.py", >> >> line 2040, in dispatch >> self.parallel_dispatch() >> File >> "/Users/zscherr/sage/develop/local/lib/python3.9/site-packages/sage/doctest/forker.py", >> >> line 1935, in parallel_dispatch >> w.start() # This might take some time >> File >> "/Users/zscherr/sage/develop/local/lib/python3.9/site-packages/sage/doctest/forker.py", >> >> line 2207, in start >> super(DocTestWorker, self).start() >> File >> "/usr/local/Cellar/[email protected]/3.9.1_4/Frameworks/Python.framework/Versions/3.9/lib/python3.9/multiprocessing/process.py", >> >> line 121, in start >> self._popen = self._Popen(self) >> File >> "/usr/local/Cellar/[email protected]/3.9.1_4/Frameworks/Python.framework/Versions/3.9/lib/python3.9/multiprocessing/context.py", >> >> line 224, in _Popen >> return _default_context.get_context().Process._Popen(process_obj) >> File >> "/usr/local/Cellar/[email protected]/3.9.1_4/Frameworks/Python.framework/Versions/3.9/lib/python3.9/multiprocessing/context.py", >> >> line 277, in _Popen >> return Popen(process_obj) >> File >> "/usr/local/Cellar/[email protected]/3.9.1_4/Frameworks/Python.framework/Versions/3.9/lib/python3.9/multiprocessing/popen_fork.py", >> >> line 19, in __init__ >> self._launch(process_obj) >> File >> "/usr/local/Cellar/[email protected]/3.9.1_4/Frameworks/Python.framework/Versions/3.9/lib/python3.9/multiprocessing/popen_fork.py", >> >> line 65, in _launch >> child_r, parent_w = os.pipe() >> OSError: [Errno 24] Too many open files >> make: *** [ptestlong] Error 1 >> >> Since I was trying to test in parallel I don't know exactly what's going >> on, but the last test that was attempted before this error was >> >> sage -t --long --warn-long 53.1 --random-seed=0 src/sage/doctest/test.py >> >> by itself this test seems to pass but causes a lot of random segfaults, >> although this is with homebrew's python 3.9.1. >> > -- You received this message because you are subscribed to the Google Groups "sage-devel" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/sage-devel/048d4535-f0aa-4b72-96b4-f12166a0f364n%40googlegroups.com.
