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* Changed the max RTO value to 60 seconds to comply with RFC 2988 

* Implemented section 5.5, exponential backoff of the RTO after a resend
0.6.8-post-fixes
John Hurliman 2009-10-23 01:33:05 -07:00
parent 53bf479bab
commit ac0acb0296
2 changed files with 4 additions and 1 deletions
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2
OpenSim/Region/ClientStack/LindenUDP/LLUDPClient.cs
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@ -500,7 +500,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
RTO = (int)(SRTT + Math.Max(m_udpServer.TickCountResolution, K * RTTVAR)); RTO = (int)(SRTT + Math.Max(m_udpServer.TickCountResolution, K * RTTVAR));
// Clamp the retransmission timeout to manageable values // Clamp the retransmission timeout to manageable values
RTO = Utils.Clamp(RTO, 3000, 10000); RTO = Utils.Clamp(RTO, 3000, 60000);
//m_log.Debug("[LLUDPCLIENT]: Setting agent " + this.Agent.FullName + "'s RTO to " + RTO + "ms with an RTTVAR of " + //m_log.Debug("[LLUDPCLIENT]: Setting agent " + this.Agent.FullName + "'s RTO to " + RTO + "ms with an RTTVAR of " +
// RTTVAR + " based on new RTT of " + r + "ms"); // RTTVAR + " based on new RTT of " + r + "ms");

3
OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs
View File

@ -407,6 +407,9 @@ namespace OpenSim.Region.ClientStack.LindenUDP
{ {
//m_log.Debug("[LLUDPSERVER]: Resending " + expiredPackets.Count + " packets to " + udpClient.AgentID + ", RTO=" + udpClient.RTO); //m_log.Debug("[LLUDPSERVER]: Resending " + expiredPackets.Count + " packets to " + udpClient.AgentID + ", RTO=" + udpClient.RTO);
// Backoff the RTO
udpClient.RTO = Math.Min(udpClient.RTO * 2, 60000);
// Resend packets // Resend packets
for (int i = 0; i < expiredPackets.Count; i++) for (int i = 0; i < expiredPackets.Count; i++)
{ {