commit 09814d9109d801a9995890dbde0dcca1f5370683 Author: George Kadianakis desnacked@riseup.net Date: Mon Dec 10 18:46:33 2018 +0200

Specify probability distribution mode. --- proposals/254-padding-negotiation.txt | 16 +++++++++++++++- 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/proposals/254-padding-negotiation.txt b/proposals/254-padding-negotiation.txt index 19ab6ce..087f060 100644 --- a/proposals/254-padding-negotiation.txt +++ b/proposals/254-padding-negotiation.txt @@ -178,7 +178,7 @@ following: * For other bins, uniformly sample a time value between this bin and the next bin, and schedule padding then.

-3.1.2 Histogram Token Removal +3.1.1.1. Histogram Token Removal

Tokens can be optionally removed from histogram bins whenever a padding or non-padding packet is sent. With this token removal, the histogram functions @@ -211,6 +211,20 @@ start_usec+rtt_estimate+range_sec are treated as part of the bin before the infinity bin. Tokens are not removed from the infinity bin when non-padding is sent. (They are only removed when an "infinite" delay is chosen).

+3.1.2. Delay Probability Distribution + +Alternatively, a delay probability distribution can be used instead of a +histogram, to sample padding delays. + +In this case, the designer also needs to specify the appropriate distribution +parameters, and when a padding cell needs to be scheduled, the padding +subsystem will sample a positive delay value (in microseconds) from that +distribution (where the minimum delay is range_usec+start_usec as is the case +for histograms). + +We currently support the following probability distributions: + Uniform, Logistic, Log-logistic, Geometric, Weibull, Pareto + 3.2. State Machine Selection

Clients will select which of the defined available padding machines to use