commit b2cfbecd3b8e0e2786c32edfb8b1e7bc763b7c68 Author: Mike Perry mikeperry-git@torproject.org Date: Fri Mar 26 15:54:02 2021 +0000

Prop329: Note new comments on receive windows from Simone and Toke --- proposals/329-traffic-splitting.txt | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/proposals/329-traffic-splitting.txt b/proposals/329-traffic-splitting.txt index 1412f5d..6ef9ed7 100644 --- a/proposals/329-traffic-splitting.txt +++ b/proposals/329-traffic-splitting.txt @@ -467,7 +467,9 @@ Status: Draft use CWND. There is some concern this may alter BLEST's buffer minimization properties, but since receive window should only matter if the application is slower than Tor, and XON/XOFF should cover that case, - hopefully this is fine. + hopefully this is fine. If we need to, we could turn [REORDER_SIGNALING] + into a receive window indication of some kind, to indicate remaining + buffer size.

Otherwise, if the primary_limit condition is not hit, cease reading on source edge connections until SENDME acks come back. @@ -510,7 +512,10 @@ Status: Draft primary circuit will minimize or eliminate this out-of-order buffer.

XXX: The remainder of this section may be over-complicating things... We - only need these concepts if we want to use BLEST's lambda feedback. + only need these concepts if we want to use BLEST's lambda feedback. Though + turning this into some kind of receive window that indicates remaining + reorder buffer size may also help with the total_send_window also noted + in BLEST_TOR.

The default for this queue size is governed by the 'cflx_reorder_client' and 'cflx_reorder_srv' consensus parameters (see [CONSENSUS_PARAMS]).