Adding commented out log messages and some minor formatting for future bug hunting. No functional changes.

OpenSim/Capabilities/Handlers/WebFetchInventoryDescendents/WebFetchInvDescHandler.cs

@@ -208,7 +208,86 @@ namespace OpenSim.Capabilities.Handlers
                 containingFolder.Owner = agentID;
                 containingFolder = m_InventoryService.GetFolder(containingFolder);
                 if (containingFolder != null)
+                {
+//                    m_log.DebugFormat(
+//                        "[WEB FETCH INV DESC HANDLER]: Retrieved folder {0} {1} for agent id {2}",
+//                        containingFolder.Name, containingFolder.ID, agentID);
+
                     version = containingFolder.Version;
+//
+//                    if (fetchItems)
+//                    {
+//                        List<InventoryItemBase> linkedItemsToAdd = new List<InventoryItemBase>();
+//
+//                        foreach (InventoryItemBase item in contents.Items)
+//                        {
+//                            if (item.AssetType == (int)AssetType.Link)
+//                            {
+//                                InventoryItemBase linkedItem = m_InventoryService.GetItem(new InventoryItemBase(item.AssetID));
+//
+//                                // Take care of genuinely broken links where the target doesn't exist
+//                                // HACK: Also, don't follow up links that just point to other links.  In theory this is legitimate,
+//                                // but no viewer has been observed to set these up and this is the lazy way of avoiding cycles
+//                                // rather than having to keep track of every folder requested in the recursion.
+//                                if (linkedItem != null && linkedItem.AssetType != (int)AssetType.Link)
+//                                    linkedItemsToAdd.Insert(0, linkedItem);
+//                            }
+//                        }
+//
+//                        foreach (InventoryItemBase linkedItem in linkedItemsToAdd)
+//                        {
+//                            m_log.DebugFormat(
+//                                "[WEB FETCH INV DESC HANDLER]: Inserted linked item {0} for link in folder {1} for agent {2}",
+//                                linkedItem.Name, folderID, agentID);
+//
+//                            contents.Items.Add(linkedItem);
+//                        }
+//
+//                        // If the folder requested contains links, then we need to send those folders first, otherwise the links
+//                        // will be broken in the viewer.
+//                        HashSet<UUID> linkedItemFolderIdsToSend = new HashSet<UUID>();
+//                        foreach (InventoryItemBase item in contents.Items)
+//                        {
+//                            if (item.AssetType == (int)AssetType.Link)
+//                            {
+//                                InventoryItemBase linkedItem = m_InventoryService.GetItem(new InventoryItemBase(item.AssetID));
+//
+//                                // Take care of genuinely broken links where the target doesn't exist
+//                                // HACK: Also, don't follow up links that just point to other links.  In theory this is legitimate,
+//                                // but no viewer has been observed to set these up and this is the lazy way of avoiding cycles
+//                                // rather than having to keep track of every folder requested in the recursion.
+//                                if (linkedItem != null && linkedItem.AssetType != (int)AssetType.Link)
+//                                {
+//                                    // We don't need to send the folder if source and destination of the link are in the same
+//                                    // folder.
+//                                    if (linkedItem.Folder != containingFolder.ID)
+//                                        linkedItemFolderIdsToSend.Add(linkedItem.Folder);
+//                                }
+//                            }
+//                        }
+//    
+//                        foreach (UUID linkedItemFolderId in linkedItemFolderIdsToSend)
+//                        {
+//                            m_log.DebugFormat(
+//                                "[WEB FETCH INV DESC HANDLER]: Recursively fetching folder {0} linked by item in folder {1} for agent {2}",
+//                                linkedItemFolderId, folderID, agentID);
+//
+//                            int dummyVersion;
+//                            InventoryCollection linkedCollection
+//                                = Fetch(
+//                                    agentID, linkedItemFolderId, ownerID, fetchFolders, fetchItems, sortOrder, out dummyVersion);
+//
+//                            InventoryFolderBase linkedFolder = new InventoryFolderBase(linkedItemFolderId);
+//                            linkedFolder.Owner = agentID;
+//                            linkedFolder = m_InventoryService.GetFolder(linkedFolder);
+//
+////                            contents.Folders.AddRange(linkedCollection.Folders);
+//
+//                            contents.Folders.Add(linkedFolder);
+//                            contents.Items.AddRange(linkedCollection.Items);
+//                        }
+//                    }
+                }
             }
             else
             {

OpenSim/Region/ClientStack/Linden/UDP/LLImageManager.cs

@@ -39,6 +39,9 @@ using log4net;
 
 namespace OpenSim.Region.ClientStack.LindenUDP
 {
+    /// <summary>
+    /// This class handles UDP texture requests.
+    /// </summary>
     public class LLImageManager
     {
         private sealed class J2KImageComparer : IComparer<J2KImage>
@@ -228,15 +231,19 @@ namespace OpenSim.Region.ClientStack.LindenUDP
             image.PriorityQueueHandle = null;
 
             lock (m_syncRoot)
+            {
                 try { m_priorityQueue.Add(ref image.PriorityQueueHandle, image); }
                 catch (Exception) { }
+            }
         }
 
         void RemoveImageFromQueue(J2KImage image)
         {
             lock (m_syncRoot)
+            {
                 try { m_priorityQueue.Delete(image.PriorityQueueHandle); }
                 catch (Exception) { }
+            }
         }
 
         void UpdateImageInQueue(J2KImage image)
@@ -254,4 +261,4 @@ namespace OpenSim.Region.ClientStack.LindenUDP
 
         #endregion Priority Queue Helpers
     }
-}
+}

OpenSim/Region/CoreModules/Agent/TextureSender/J2KDecoderModule.cs

@@ -152,6 +152,9 @@ namespace OpenSim.Region.CoreModules.Agent.TextureSender
         /// <param name="j2kData">JPEG2000 data</param>
         private void DoJ2KDecode(UUID assetID, byte[] j2kData)
         {
+//            m_log.DebugFormat(
+//                "[J2KDecoderModule]: Doing J2K decoding of {0} bytes for asset {1}", j2kData.Length, assetID);
+
             //int DecodeTime = 0;
             //DecodeTime = Environment.TickCount;
             OpenJPEG.J2KLayerInfo[] layers;

OpenSim/Region/CoreModules/ServiceConnectorsOut/Asset/LocalAssetServiceConnector.cs

@@ -170,6 +170,8 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Asset
 
         public AssetBase GetCached(string id)
         {
+//            m_log.DebugFormat("[LOCAL ASSET SERVICES CONNECTOR]: Cache request for {0}", id);
+
             if (m_Cache != null)
                 return m_Cache.Get(id);
 

OpenSim/Region/Physics/OdePlugin/OdeScene.cs

@@ -2792,6 +2792,7 @@ namespace OpenSim.Region.Physics.OdePlugin
                         m_global_contactcount = 0;
                         
                         d.WorldQuickStep(world, ODE_STEPSIZE);
+
                         d.JointGroupEmpty(contactgroup);
                     }
                     catch (Exception e)

OpenSim/Services/Connectors/Asset/AssetServiceConnector.cs

@@ -100,6 +100,8 @@ namespace OpenSim.Services.Connectors
 
         public AssetBase Get(string id)
         {
+//            m_log.DebugFormat("[ASSET SERVICE CONNECTOR]: Synchronous get request for {0}", id);
+
             string uri = m_ServerURI + "/assets/" + id;
 
             AssetBase asset = null;
@@ -119,6 +121,8 @@ namespace OpenSim.Services.Connectors
 
         public AssetBase GetCached(string id)
         {
+//            m_log.DebugFormat("[ASSET SERVICE CONNECTOR]: Cache request for {0}", id);
+
             if (m_Cache != null)
                 return m_Cache.Get(id);
 
@@ -177,6 +181,8 @@ namespace OpenSim.Services.Connectors
 
         public bool Get(string id, Object sender, AssetRetrieved handler)
         {
+//            m_log.DebugFormat("[ASSET SERVICE CONNECTOR]: Potentially asynchronous get request for {0}", id);
+
             string uri = m_ServerURI + "/assets/" + id;
 
             AssetBase asset = null;