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reduce CPU usage

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orignal 2024-10-26 19:26:25 -04:00
parent 743126b2ad
commit 7461b640e3
2 changed files with 15 additions and 4 deletions
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16
libi2pd/Streaming.cpp
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@ -1237,7 +1237,8 @@ namespace stream
if (m_Status != eStreamStatusTerminated) if (m_Status != eStreamStatusTerminated)
{ {
m_SendTimer.cancel (); m_SendTimer.cancel ();
m_SendTimer.expires_from_now (boost::posix_time::microseconds(SEND_INTERVAL)); m_SendTimer.expires_from_now (boost::posix_time::microseconds(
SEND_INTERVAL + m_LocalDestination.GetRandom () % SEND_INTERVAL_VARIANCE));
m_SendTimer.async_wait (std::bind (&Stream::HandleSendTimer, m_SendTimer.async_wait (std::bind (&Stream::HandleSendTimer,
shared_from_this (), std::placeholders::_1)); shared_from_this (), std::placeholders::_1));
} }
@ -1250,8 +1251,17 @@ namespace stream
auto ts = i2p::util::GetMillisecondsSinceEpoch (); auto ts = i2p::util::GetMillisecondsSinceEpoch ();
if (m_LastSendTime && ts*1000 > m_LastSendTime*1000 + m_PacingTime) if (m_LastSendTime && ts*1000 > m_LastSendTime*1000 + m_PacingTime)
{ {
m_NumPacketsToSend = ((ts*1000 - m_LastSendTime*1000) + m_PacingTimeRem) / m_PacingTime; if (m_PacingTime)
m_PacingTimeRem = ((ts*1000 - m_LastSendTime*1000) + m_PacingTimeRem) - (m_NumPacketsToSend * m_PacingTime); {
auto numPackets = std::lldiv (m_PacingTimeRem + ts*1000 - m_LastSendTime*1000, m_PacingTime);
m_NumPacketsToSend = numPackets.quot;
m_PacingTimeRem = numPackets.rem;
}
else
{
LogPrint (eLogError, "Streaming: pacing time is zero");
m_NumPacketsToSend = 1; m_PacingTimeRem = 0;
}
m_IsSendTime = true; m_IsSendTime = true;
if (m_WindowIncCounter && m_WindowSize < MAX_WINDOW_SIZE && !m_SendBuffer.IsEmpty () && m_PacingTime > m_MinPacingTime) if (m_WindowIncCounter && m_WindowSize < MAX_WINDOW_SIZE && !m_SendBuffer.IsEmpty () && m_PacingTime > m_MinPacingTime)
{ {

3
libi2pd/Streaming.h
View File

@ -69,7 +69,8 @@ namespace stream
const int PENDING_INCOMING_TIMEOUT = 10; // in seconds const int PENDING_INCOMING_TIMEOUT = 10; // in seconds
const int MAX_RECEIVE_TIMEOUT = 20; // in seconds const int MAX_RECEIVE_TIMEOUT = 20; // in seconds
const uint16_t DELAY_CHOKING = 60000; // in milliseconds const uint16_t DELAY_CHOKING = 60000; // in milliseconds
const uint64_t SEND_INTERVAL = 1000; // in microseconds const uint64_t SEND_INTERVAL = 10000; // in microseconds
const uint64_t SEND_INTERVAL_VARIANCE = 2000; // in microseconds
const uint64_t REQUEST_IMMEDIATE_ACK_INTERVAL = 7500; // in milliseconds const uint64_t REQUEST_IMMEDIATE_ACK_INTERVAL = 7500; // in milliseconds
const uint64_t REQUEST_IMMEDIATE_ACK_INTERVAL_VARIANCE = 3200; // in milliseconds const uint64_t REQUEST_IMMEDIATE_ACK_INTERVAL_VARIANCE = 3200; // in milliseconds
const bool LOSS_BASED_CONTROL_ENABLED = 1; // 0/1 const bool LOSS_BASED_CONTROL_ENABLED = 1; // 0/1