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use untyped constants for RTT calculations

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This commit is contained in:
Marten Seemann
2020-07-22 14:13:04 +07:00
parent 734aaa6cf3
commit ce16603a24
1 changed files with 6 additions and 6 deletions
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12
internal/congestion/rtt_stats.go
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@@ -8,10 +8,10 @@ import (
) )
const ( const (
rttAlpha float32 = 0.125 rttAlpha = 0.125
oneMinusAlpha float32 = (1 - rttAlpha) oneMinusAlpha = 1 - rttAlpha
rttBeta float32 = 0.25 rttBeta = 0.25
oneMinusBeta float32 = (1 - rttBeta) oneMinusBeta = 1 - rttBeta
// The default RTT used before an RTT sample is taken. // The default RTT used before an RTT sample is taken.
defaultInitialRTT = 100 * time.Millisecond defaultInitialRTT = 100 * time.Millisecond
) )
@@ -41,14 +41,14 @@ func (r *RTTStats) MinRTT() time.Duration { return r.minRTT }
// May return Zero if no valid updates have occurred. // May return Zero if no valid updates have occurred.
func (r *RTTStats) LatestRTT() time.Duration { return r.latestRTT } func (r *RTTStats) LatestRTT() time.Duration { return r.latestRTT }
// SmoothedRTT returns the EWMA smoothed RTT for the connection. // SmoothedRTT returns the smoothed RTT for the connection.
// May return Zero if no valid updates have occurred. // May return Zero if no valid updates have occurred.
func (r *RTTStats) SmoothedRTT() time.Duration { return r.smoothedRTT } func (r *RTTStats) SmoothedRTT() time.Duration { return r.smoothedRTT }
// MeanDeviation gets the mean deviation // MeanDeviation gets the mean deviation
func (r *RTTStats) MeanDeviation() time.Duration { return r.meanDeviation } func (r *RTTStats) MeanDeviation() time.Duration { return r.meanDeviation }
// MaxAckDelay gets the max_ack_delay advertized by the peer // MaxAckDelay gets the max_ack_delay advertised by the peer
func (r *RTTStats) MaxAckDelay() time.Duration { return r.maxAckDelay } func (r *RTTStats) MaxAckDelay() time.Duration { return r.maxAckDelay }
// PTO gets the probe timeout duration. // PTO gets the probe timeout duration.