cscotta/recordinality — pull request #1 by pkwarren (2013-08-19 23:05:40+00:00)
Title: Avoid using ConcurrentSkipListMap.size().

The performance of ConcurrentSkipListMap degrades as the size of the map
grows. Favor a volatile integer containing the size of the map for
performance reasons.

Before: Tests run: 1, ..., Time elapsed: 780.74 sec
After: Tests run: 1, ..., Time elapsed: 48.716 sec