[Jeremy Hylton] > ... > It looks like your application has a single persistent instance -- the > root ExtendedTupleTable -- so there's no way for ZODB to manage the > memory. That object and everything reachable from it must be in memory > at all times.
Indeed, I tried running this program under ZODB 3.4b1 on Windows, and about 4% of the way done it dies during one of the subtransaction commits, with a StackError: the object is so sprawling that a megabyte C stack is blown by recursion while trying to serialize it. -- http://mail.python.org/mailman/listinfo/python-list