Green-Sky/solanaceae_ngc_ft1
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better filter and cubic fixes

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This commit is contained in:
Green Sky
2023-09-08 00:41:25 +02:00
parent f91780c602
commit 7af5fda0a6
5 changed files with 43 additions and 4 deletions
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30
solanaceae/ngc_ft1/flow_only.cpp
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@@ -28,6 +28,11 @@ void FlowOnly::updateWindow(void) {
_fwnd = std::max(_fwnd, 2.f * MAXIMUM_SEGMENT_DATA_SIZE);
}
float FlowOnly::getWindow(void) {
updateWindow();
return _fwnd;
}
int64_t FlowOnly::canSend(void) {
if (_in_flight.empty()) {
assert(_in_flight_bytes == 0);
@@ -99,11 +104,30 @@ void FlowOnly::onAck(std::vector<SeqIDType> seqs) {
if (first_it != _in_flight.cend() && it != first_it) {
// not next expected seq -> skip detected
std::cout << "NGC_FT1 Flow: pkg out of order\n";
_consecutive_events++;
it->ignore = true; // only handle once
if (_consecutive_events > 4) { // TODO: magic number
std::cout << "CONGESTION! NGC_FT1 flow: pkg out of order\n";
const auto tmp_window = getWindow();
// packet window * 0.3
// but atleast 4
int32_t max_consecutive_events = std::clamp<int32_t>(
(tmp_window/MAXIMUM_SEGMENT_DATA_SIZE) * 0.3f,
4,
50 // limit TODO: fix idle/time starved algo
);
// TODO: magic number
#if 0
std::cout << "NGC_FT1 Flow: pkg out of order"
<< " w:" << tmp_window
<< " pw:" << tmp_window/MAXIMUM_SEGMENT_DATA_SIZE
<< " coe:" << _consecutive_events
<< " mcoe:" << max_consecutive_events
<< "\n";
#endif
if (_consecutive_events > max_consecutive_events) {
//std::cout << "CONGESTION! NGC_FT1 flow: pkg out of order\n";
onCongestion();
}
} else {