commit 62ad3ea125aafd39a7de2907344b79126860d4cc Author: Nick Mathewson nickm@torproject.org Date: Tue Sep 7 16:36:16 2021 -0400

path-spec corrections from Mike. --- path-spec.txt | 19 ++++++++++--------- 1 file changed, 10 insertions(+), 9 deletions(-)

diff --git a/path-spec.txt b/path-spec.txt index 46f788d..eb7d6e6 100644 --- a/path-spec.txt +++ b/path-spec.txt @@ -414,8 +414,10 @@ of their choices. times in a circular array.

These build times only include the times required to build three-hop - circuits. Other circuits' build times are not included. - + circuits, and the times required to build the first three hops of circuits + with more than three hops. Circuits of fewer than three hops are not + recorded, and hops past the third are not recorded. + The Tor client should build test circuits at a rate of one every 'cbttestfreq' (10 seconds) until 'cbtmincircs' (100 circuits) are built, with a maximum of 'cbtmaxopencircs' (default: 10) circuits open at once. This allows a fresh @@ -557,11 +559,8 @@ of their choices. the client doubles the timeout.

The records here (of how many circuits succeeded or failed among the most - recent 'cbrrecentcount') are also stored as persistent state. On reload, - the history here is reconstructed from the counts by placing successes and - failures in an arbitrary order. (The C Tor implementation shuffles them, - whereas Arti always places failures before successes so that they expire - sooner.) + recent 'cbrrecentcount') are not stored as persistent state. On reload, + we start with a new, empty state.

2.4.6. Consensus parameters governing behavior

@@ -644,8 +643,10 @@ of their choices. Min: Value of cbtmintimeout Max: 2147483647 (INT32_MAX) Effect: This is the timeout value to use before we have enough data - to compute a timeout, in milliseconds. The circuit close - time defaults to 1.5 times this value. + to compute a timeout, in milliseconds. If we do not have + enough data to compute a timeout estimate (see cbtmincircs), + then we use this interval both for the close timeout and the + abandon timeout.

cbtlearntimeout Default: 180