This is the patch we have been waiting for!

https://fedorahosted.org/nunc-stans/ticket/45

https://fedorahosted.org/nunc-stans/attachment/ticket/45/0001-Ticket-45-Upgr...

It's a very large change, due to the replacement of the lfds library.

It's overall a huge performance and reliability win, and has been extensively tested already.