From 81552099d6eaf1142cde4bbe864dfa1e752af5e5 Mon Sep 17 00:00:00 2001
From: Justin Clark-Casey (justincc)
Date: Mon, 17 Jan 2011 23:45:25 +0000
Subject: Fix UnackedBytes client stack statistic as seen in "show queues"

Bytes were being wrongly added again on a resend
---
 OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs             | 2 --
 OpenSim/Region/ClientStack/LindenUDP/UnackedPacketCollection.cs | 4 +++-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs b/OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs
index e54cfc2..fe5156e 100644
--- a/OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs
+++ b/OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs
@@ -585,8 +585,6 @@ namespace OpenSim.Region.ClientStack.LindenUDP
 
             // Stats tracking
             Interlocked.Increment(ref udpClient.PacketsSent);
-            if (isReliable)
-                Interlocked.Add(ref udpClient.UnackedBytes, outgoingPacket.Buffer.DataLength);
 
             // Put the UDP payload on the wire
             AsyncBeginSend(buffer);
diff --git a/OpenSim/Region/ClientStack/LindenUDP/UnackedPacketCollection.cs b/OpenSim/Region/ClientStack/LindenUDP/UnackedPacketCollection.cs
index 4cb4aee..d762bef 100644
--- a/OpenSim/Region/ClientStack/LindenUDP/UnackedPacketCollection.cs
+++ b/OpenSim/Region/ClientStack/LindenUDP/UnackedPacketCollection.cs
@@ -28,6 +28,7 @@
 using System;
 using System.Collections.Generic;
 using System.Net;
+using System.Threading;
 using OpenMetaverse;
 
 namespace OpenSim.Region.ClientStack.LindenUDP
@@ -77,6 +78,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
         public void Add(OutgoingPacket packet)
         {
             m_pendingAdds.Enqueue(packet);
+            Interlocked.Add(ref packet.Client.UnackedBytes, packet.Buffer.DataLength);            
         }
 
         /// <summary>
@@ -166,7 +168,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
                             m_packets.Remove(pendingRemove.SequenceNumber);
 
                             // Update stats
-                            System.Threading.Interlocked.Add(ref ackedPacket.Client.UnackedBytes, -ackedPacket.Buffer.DataLength);
+                            Interlocked.Add(ref ackedPacket.Client.UnackedBytes, -ackedPacket.Buffer.DataLength);
 
                             if (!pendingRemove.FromResend)
                             {
-- 
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