Green-Sky/solanaceae_ngc_ft1
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more tweaking

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Green Sky 2023-09-02 02:28:22 +02:00
parent 070585ab3d
commit 81a353570b
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2 changed files with 5 additions and 3 deletions
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5
solanaceae/ngc_ft1/cubic.cpp
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@ -34,14 +34,15 @@ float CUBIC::getCWnD(void) const {
void CUBIC::onCongestion(void) {
if (getTimeNow() - _time_point_reduction >= getCurrentDelay()*4.f) {
const auto tmp_old_tp = getTimeNow() - _time_point_reduction;
const auto current_cwnd = getCWnD();
const auto tmp_old_tp = _time_point_reduction;
_time_point_reduction = getTimeNow();
_window_max = current_cwnd * BETA;
_window_max = std::max(_window_max, 2.*MAXIMUM_SEGMENT_SIZE);
#if 1
std::cout << "CONGESTION!"
std::cout << "----CONGESTION!"
<< " cwnd_max:" << _window_max
<< " pts:" << tmp_old_tp
<< " rtt:" << getCurrentDelay()

3
solanaceae/ngc_ft1/cubic.hpp
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@ -8,7 +8,8 @@ struct CUBIC : public FlowOnly {
//using clock = std::chrono::steady_clock;
public: // config
static constexpr float BETA {0.7f};
//static constexpr float BETA {0.7f};
static constexpr float BETA {0.8f};
static constexpr float SCALING_CONSTANT {0.4f};
static constexpr float RTT_EMA_ALPHA = 0.1f; // 0.1 is very smooth, might need more