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tcp: Add necessary logging for BBRv1

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This commit is contained in:
Jay C. Surani
2024-06-21 15:58:40 +05:30
parent 0480c75961
commit 43dafda7cb
1 changed files with 4 additions and 0 deletions
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4
src/internet/model/tcp-bbr.cc
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@@ -243,6 +243,7 @@ TcpBbr::SetPacingRate(Ptr<TcpSocketState> tcb, double gain)
if (m_isPipeFilled || rate > tcb->m_pacingRate)
{
tcb->m_pacingRate = rate;
NS_LOG_DEBUG("Pacing rate updated. New value: " << tcb->m_pacingRate);
}
}
@@ -488,6 +489,7 @@ TcpBbr::UpdateTargetCwnd(Ptr<TcpSocketState> tcb)
uint32_t
TcpBbr::AckAggregationCwnd()
{
NS_LOG_FUNCTION(this);
uint32_t maxAggrBytes; // MaxBW * 0.1 secs
uint32_t aggrCwndBytes = 0;
@@ -503,6 +505,7 @@ TcpBbr::AckAggregationCwnd()
void
TcpBbr::UpdateAckAggregation(Ptr<TcpSocketState> tcb, const TcpRateOps::TcpRateSample& rs)
{
NS_LOG_FUNCTION(this << tcb << rs);
uint32_t expectedAcked;
uint32_t extraAck;
uint32_t epochProp;
@@ -601,6 +604,7 @@ TcpBbr::SetCwnd(Ptr<TcpSocketState> tcb, const TcpRateOps::TcpRateSample& rs)
tcb->m_cWnd = tcb->m_cWnd.Get() + rs.m_ackedSacked;
}
tcb->m_cWnd = std::max(tcb->m_cWnd.Get(), m_minPipeCwnd);
NS_LOG_DEBUG("Congestion window updated. New value:" << tcb->m_cWnd);
done:
ModulateCwndForProbeRTT(tcb);