From 30eea2618dcc0a43d1d4d764590100c19bd7c05d Mon Sep 17 00:00:00 2001
From: Justin Clarke Casey
Date: Fri, 22 Feb 2008 20:50:30 +0000
Subject: * Implement packet queue statistics * This will show the packets
 waiting in each queue for each client logged into a region server * These are
 displayed using 'show stats' on the region command line * This is in pursuit
 of a memory leak. * This will require a prebuild

---
 OpenSim/Region/ClientStack/ClientView.cs  |  2 +-
 OpenSim/Region/ClientStack/PacketQueue.cs | 37 +++++++++++++++++++++++++++++--
 2 files changed, 36 insertions(+), 3 deletions(-)

(limited to 'OpenSim/Region/ClientStack')

diff --git a/OpenSim/Region/ClientStack/ClientView.cs b/OpenSim/Region/ClientStack/ClientView.cs
index 2cedc81..8bdbe89 100644
--- a/OpenSim/Region/ClientStack/ClientView.cs
+++ b/OpenSim/Region/ClientStack/ClientView.cs
@@ -317,7 +317,7 @@ namespace OpenSim.Region.ClientStack
             // in it to process.  It's an on-purpose threadlock though because 
             // without it, the clientloop will suck up all sim resources.
 
-            m_packetQueue = new PacketQueue();
+            m_packetQueue = new PacketQueue(agentId);
 
             RegisterLocalPacketHandlers();
 
diff --git a/OpenSim/Region/ClientStack/PacketQueue.cs b/OpenSim/Region/ClientStack/PacketQueue.cs
index 06ed32e..4673082 100644
--- a/OpenSim/Region/ClientStack/PacketQueue.cs
+++ b/OpenSim/Region/ClientStack/PacketQueue.cs
@@ -29,13 +29,16 @@ using System;
 using System.Collections.Generic;
 using System.Threading;
 using System.Timers;
+using libsecondlife;
 using libsecondlife.Packets;
 using OpenSim.Framework;
+using OpenSim.Framework.Statistics;
+using OpenSim.Framework.Statistics.Interfaces;
 using Timer=System.Timers.Timer;
 
 namespace OpenSim.Region.ClientStack
 {
-    public class PacketQueue
+    public class PacketQueue : IPullStatsProvider
     {
         //private static readonly log4net.ILog m_log = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
 
@@ -76,8 +79,10 @@ namespace OpenSim.Region.ClientStack
         // private long LastThrottle;
         // private long ThrottleInterval;
         private Timer throttleTimer;
+        
+        private LLUUID m_agentId;
 
-        public PacketQueue()
+        public PacketQueue(LLUUID agentId)
         {
             // While working on this, the BlockingQueue had me fooled for a bit.
             // The Blocking queue causes the thread to stop until there's something 
@@ -116,6 +121,13 @@ namespace OpenSim.Region.ClientStack
             // TIMERS needed for this
             // LastThrottle = DateTime.Now.Ticks;
             // ThrottleInterval = (long)(throttletimems/throttleTimeDivisor);
+            
+            m_agentId = agentId;
+            
+            if (StatsManager.SimExtraStats != null)            
+            {
+                StatsManager.SimExtraStats.RegisterPacketQueueStatsProvider(m_agentId, this);
+            }
         }
 
         /* STANDARD QUEUE MANIPULATION INTERFACES */
@@ -214,6 +226,11 @@ namespace OpenSim.Region.ClientStack
         {
             m_enabled = false;
             throttleTimer.Stop();
+            
+            if (StatsManager.SimExtraStats != null)            
+            {
+                StatsManager.SimExtraStats.DeregisterPacketQueueStatsProvider(m_agentId);
+            }            
         }
 
         private void ResetCounters()
@@ -483,5 +500,21 @@ namespace OpenSim.Region.ClientStack
             // effectively wiggling the slider causes things reset
             ResetCounters();
         }
+        
+        // See IPullStatsProvider
+        public string GetStats()
+        {
+            return string.Format("{0,7}  {1,7}  {2,7}  {3,7}  {4,7}  {5,7}  {6,7}  {7,7}  {8,7}  {9,7}",
+                                 SendQueue.Count(),
+                                 IncomingPacketQueue.Count,
+                                 OutgoingPacketQueue.Count,
+                                 ResendOutgoingPacketQueue.Count,
+                                 LandOutgoingPacketQueue.Count,
+                                 WindOutgoingPacketQueue.Count,
+                                 CloudOutgoingPacketQueue.Count,
+                                 TaskOutgoingPacketQueue.Count,
+                                 TextureOutgoingPacketQueue.Count,
+                                 AssetOutgoingPacketQueue.Count);                                     
+        }
     }
 }
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