From 23ed99ad05bbdae507375b85c9cece577bca39d0 Mon Sep 17 00:00:00 2001
From: Toby <tobyxdd@gmail.com>
Date: Mon, 3 Jan 2022 21:58:08 -0800
Subject: [PATCH] feat: minAckRate = 0.75

---
 pkg/congestion/brutal.go | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/pkg/congestion/brutal.go b/pkg/congestion/brutal.go
index 55d1ee5..71d3467 100644
--- a/pkg/congestion/brutal.go
+++ b/pkg/congestion/brutal.go
@@ -8,6 +8,7 @@ import (
 const (
 	pktInfoSlotCount = 4
 	minSampleCount   = 50
+	minAckRate       = 0.75
 )
 
 type BrutalSender struct {
@@ -113,8 +114,8 @@ func (b *BrutalSender) getAckRate() float64 {
 		return 1
 	}
 	rate := float64(ackCount) / float64(ackCount+lossCount)
-	if rate < 0.5 {
-		return 0.5
+	if rate < minAckRate {
+		return minAckRate
 	}
 	return rate
 }