From 7d9800f729b9a7f0b2f274dd88926a99536c6acf Mon Sep 17 00:00:00 2001 From: Jana Iyengar Date: Fri, 8 Sep 2017 15:16:00 -0700 Subject: [PATCH] RTT variance uses absolute departure from SRTT. --- draft-ietf-quic-recovery.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/draft-ietf-quic-recovery.md b/draft-ietf-quic-recovery.md index e9e9efd5f2..e707fb229f 100644 --- a/draft-ietf-quic-recovery.md +++ b/draft-ietf-quic-recovery.md @@ -376,7 +376,7 @@ Pseudocode for OnAckReceived and UpdateRtt follow: smoothed_rtt = latest_rtt rttvar = latest_rtt / 2 else: - rttvar = 3/4 * rttvar + 1/4 * (smoothed_rtt - latest_rtt) + rttvar = 3/4 * rttvar + 1/4 * abs(smoothed_rtt - latest_rtt) smoothed_rtt = 7/8 * smoothed_rtt + 1/8 * latest_rtt ~~~