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Bug fix plus tweak to reset cwnd when no longer needed

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This commit is contained in:
KimLS 2017-07-04 21:03:49 -07:00
parent 10b01e62df
commit 49505a7a45
1 changed files with 9 additions and 3 deletions
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12
common/net/daybreak_connection.cpp
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@ -140,8 +140,9 @@ void EQ::Net::DaybreakConnectionManager::Process()
if ((size_t)time_since_last_send.count() > m_options.connect_delay_ms) {
connection->SendConnect();
}
break;
}
break;
case StatusConnected: {
if (m_options.keepalive_delay_ms != 0) {
auto time_since_last_send = std::chrono::duration_cast<std::chrono::milliseconds>(now - connection->m_last_send);
@ -372,6 +373,11 @@ void EQ::Net::DaybreakConnection::Process()
}
ProcessInboundQueue();
if (m_outstanding_bytes == 0) {
m_cwnd = 4 * m_max_packet_size;
m_ssthresh = m_owner->m_options.max_outstanding_bytes;
}
}
catch (std::exception ex) {
LogF(Logs::Detail, Logs::Netcode, "Error processing connection: {0}", ex.what());
@ -480,7 +486,7 @@ void EQ::Net::DaybreakConnection::ProcessOutboundQueue()
LogF(Logs::Detail, Logs::Netcode, "Sending buffered packet {0} on stream {1}", buff.seq, i);
m_outstanding_bytes += buff.sent.packet.Length();
stream->outstanding_packets.insert(std::make_pair(buff.seq, buff.sent));
InternalSend(buff.sent.packet);
InternalBufferedSend(buff.sent.packet);
stream->buffered_packets.pop_front();
}
}
@ -502,7 +508,7 @@ void EQ::Net::DaybreakConnection::IncreaseCongestionWindow()
void EQ::Net::DaybreakConnection::ReduceCongestionWindow()
{
m_ssthresh = EQEmu::ClampLower(m_cwnd / 2, (size_t)(8 * m_max_packet_size));
m_ssthresh = std::max((size_t)m_cwnd / 2, (size_t)m_max_packet_size * 2);
m_cwnd = (size_t)m_max_packet_size * 4;
LogF(Logs::Detail, Logs::Netcode, "Reducing cwnd size new size is {0}", m_cwnd);