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exclude resent stream packets from RTT calculations

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Vort 2024-03-16 19:29:47 +02:00
parent 161ff3579b
commit e7ff15c573
2 changed files with 13 additions and 10 deletions
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20
libi2pd/Streaming.cpp
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@ -427,17 +427,18 @@ namespace stream
}
}
auto sentPacket = *it;
uint64_t rtt = ts - sentPacket->sendTime;
if(ts < sentPacket->sendTime)
{
LogPrint(eLogError, "Streaming: Packet ", seqn, "sent from the future, sendTime=", sentPacket->sendTime);
rtt = 1;
}
if (seqn)
int64_t rtt = (int64_t)ts - (int64_t)sentPacket->sendTime;
if (rtt < 0)
LogPrint (eLogError, "Streaming: Packet ", seqn, "sent from the future, sendTime=", sentPacket->sendTime);
bool rttUpdated = true;
if (!seqn)
m_RTT = rtt < 0 ? 1 : rtt;
else if (!sentPacket->resent && rtt >= 0)
m_RTT = RTT_EWMA_ALPHA * rtt + (1.0 - RTT_EWMA_ALPHA) * m_RTT;
else
m_RTT = rtt;
m_RTO = m_RTT*1.5; // TODO: implement it better
rttUpdated = false;
if (rttUpdated)
m_RTO = m_RTT * 1.5; // TODO: implement it better
LogPrint (eLogDebug, "Streaming: Packet ", seqn, " acknowledged rtt=", rtt, " sentTime=", sentPacket->sendTime);
m_SentPackets.erase (it++);
m_LocalDestination.DeletePacket (sentPacket);
@ -989,6 +990,7 @@ namespace stream
{
if (ts >= it->sendTime + m_RTO)
{
it->resent = true;
it->sendTime = ts;
packets.push_back (it);
}