From daf4c11f1ab74f0d36ece2d1cfff5f587d678091 Mon Sep 17 00:00:00 2001 From: Nick Mathewson Date: Wed, 10 Oct 2007 17:48:58 +0000 Subject: r15630@catbus: nickm | 2007-10-10 13:39:44 -0400 Save weighted-fractional-uptime to disk as well as MTBF. Bump the version on rouer-stability: downgrading to versions earlier than this one will lose your WFU data. svn:r11835 --- ChangeLog | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'ChangeLog') diff --git a/ChangeLog b/ChangeLog index f4a4e7bdc..c99140a9d 100644 --- a/ChangeLog +++ b/ChangeLog @@ -2,6 +2,12 @@ Changes in version 0.2.0.8-alpha - 2007-??-?? o Major features (directory authorities): - When an authority is missing votes or signatures, it now tries to fetch them. + - Directory authorities track weighted fractional uptime as well as + weighted mean-time-between failures. WFU is suitable for deciding + whether a node is "usually up", while MTBF is suitable for deciding + whether a node is "likely to stay up." We need both, because "usually + up" is a good requirement for guards, while "likely to stay up" is + a good requirement for long-lived connections. o Major features (v3 directory system): - Caches now download v3 network status documents as needed. -- cgit v1.2.3