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trace congestion state changes

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This commit is contained in:
Marten Seemann 2020-07-22 14:59:32 +07:00
parent 741dc28d74
commit 0b7efe10d1
12 changed files with 99 additions and 24 deletions
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8
internal/congestion/cubic_sender_test.go
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@ -40,7 +40,7 @@ var _ = Describe("Cubic Sender", func() {
ackedPacketNumber = 0
clock = mockClock{}
rttStats = utils.NewRTTStats()
sender = newCubicSender(&clock, rttStats, true /*reno*/, initialCongestionWindowPackets*maxDatagramSize, MaxCongestionWindow)
sender = newCubicSender(&clock, rttStats, true /*reno*/, initialCongestionWindowPackets*maxDatagramSize, MaxCongestionWindow, nil)
})
SendAvailableSendWindowLen := func(packetLength protocol.ByteCount) int {
@ -308,7 +308,7 @@ var _ = Describe("Cubic Sender", func() {
It("tcp cubic reset epoch on quiescence", func() {
const maxCongestionWindow = 50
const maxCongestionWindowBytes = maxCongestionWindow * maxDatagramSize
sender = newCubicSender(&clock, rttStats, false, initialCongestionWindowPackets*maxDatagramSize, maxCongestionWindowBytes)
sender = newCubicSender(&clock, rttStats, false, initialCongestionWindowPackets*maxDatagramSize, maxCongestionWindowBytes, nil)
numSent := SendAvailableSendWindow()
@ -448,7 +448,7 @@ var _ = Describe("Cubic Sender", func() {
})
It("default max cwnd", func() {
sender = newCubicSender(&clock, rttStats, true /*reno*/, initialCongestionWindowPackets*maxDatagramSize, maxCongestionWindow)
sender = newCubicSender(&clock, rttStats, true /*reno*/, initialCongestionWindowPackets*maxDatagramSize, maxCongestionWindow, nil)
defaultMaxCongestionWindowPackets := maxCongestionWindow / maxDatagramSize
for i := 1; i < int(defaultMaxCongestionWindowPackets); i++ {
@ -460,7 +460,7 @@ var _ = Describe("Cubic Sender", func() {
It("limit cwnd increase in congestion avoidance", func() {
// Enable Cubic.
sender = newCubicSender(&clock, rttStats, false, initialCongestionWindowPackets*maxDatagramSize, MaxCongestionWindow)
sender = newCubicSender(&clock, rttStats, false, initialCongestionWindowPackets*maxDatagramSize, MaxCongestionWindow, nil)
numSent := SendAvailableSendWindow()
// Make sure we fall out of slow start.