* Handle UseCircuitCode packets asynchronously. Adding an agent to a scene can take several seconds, and was blocking up packet handling in the meantime

* Clamp retransmission timeout values between three and 10 seconds
* Log outgoing time for a packet right after it is sent instead of well before
* Loop through the entire UnackedPacketCollection when looking for expired packets

1 files changed, 5 insertions, 2 deletions

diff --git a/OpenSim/Region/ClientStack/LindenUDP/LLUDPClient.cs b/OpenSim/Region/ClientStack/LindenUDP/LLUDPClient.cs
index 458e78d..a43197d 100644
--- a/OpenSim/Region/ClientStack/LindenUDP/LLUDPClient.cs
+++ b/OpenSim/Region/ClientStack/LindenUDP/LLUDPClient.cs
@@ -505,8 +505,11 @@ namespace OpenSim.Region.ClientStack.LindenUDP
                 SRTT = (1.0f - ALPHA) * SRTT + ALPHA * r;
             }
 
-            // Always round retransmission timeout up to two seconds
-            RTO = Math.Max(2000, (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
+            RTO = Utils.Clamp(RTO, 3000, 10000);
+
             //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");
         }