this does not remind me of anything except http://trac.sagemath.org/ticket/3603 which is surely unrelated (different backend) and http://trac.sagemath.org/ticket/13447 but not so related either.
On Wednesday, September 10, 2014 1:03:15 AM UTC+2, Volker Braun wrote: > > I was dabbling in arithmetic when I noticed that the following leaks > memory at about a megabyte per second: > > F.<a> = GF(11^2, 'a') > R.<x, y> = F[] > while True: > _ = x(a, a) > > Now I would have thought that evaluating polynomials is a fairly common > operation, so I'm sure somebody noticed this before? Is there a ticket (I > didn't find one)? Notice that it depends on both the givaro backend for > finite fields and multi-variate polynomials. > > def leak(n): > import gc > gc.collect() > old = gc.get_objects() > for i in range(n): > _ = x(a, a) # leak memory > gc.collect() > new = gc.get_objects() > return len(new) - len(old) > > always returns 1 so the leak is not in Python objects. > -- 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 sage-devel+unsubscr...@googlegroups.com. To post to this group, send email to sage-devel@googlegroups.com. Visit this group at http://groups.google.com/group/sage-devel. For more options, visit https://groups.google.com/d/optout.