This is not complaint, it is an observation about bug of type memory leak. To leak about one GB, run the testcase `leaknf5` from the top of the thread with argument N=3*10^4:
#3*10^4 leaks: 1084.55 MB in 1m35.208s -- 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 view this discussion on the web visit https://groups.google.com/d/msgid/sage-devel/CAGUWgD-H0L0dMFQpS4hWXbGGiWMi6aV07zpruJOzPPz3u2bA5A%40mail.gmail.com.