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/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the OpenSim Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using System.Collections.Generic;
using System.Text;
using libsecondlife;
using OpenSim.Framework.Statistics.Interfaces;
namespace OpenSim.Framework.Statistics
{
/// <summary>
/// Collects sim statistics which aren't already being collected for the linden viewer's statistics pane
/// </summary>
public class SimExtraStatsCollector : IStatsCollector
{
private long assetsInCache;
private long texturesInCache;
private long assetCacheMemoryUsage;
private long textureCacheMemoryUsage;
private long inventoryServiceRetrievalFailures;
public long AssetsInCache { get { return assetsInCache; } }
public long TexturesInCache { get { return texturesInCache; } }
public long AssetCacheMemoryUsage { get { return assetCacheMemoryUsage; } }
public long TextureCacheMemoryUsage { get { return textureCacheMemoryUsage; } }
/// <summary>
/// Number of known failures to retrieve avatar inventory from the inventory service. This does not
/// cover situations where the inventory service accepts the request but never returns any data, since
/// we do not yet timeout this situation.
/// </summary>
public long InventoryServiceRetrievalFailures { get { return inventoryServiceRetrievalFailures; } }
/// <summary>
/// Retain a dictionary of all packet queues stats reporters
/// </summary>
private IDictionary<LLUUID, PacketQueueStatsCollector> packetQueueStatsCollectors
= new Dictionary<LLUUID, PacketQueueStatsCollector>();
public void AddAsset(AssetBase asset)
{
assetsInCache++;
assetCacheMemoryUsage += asset.Data.Length;
}
public void AddTexture(AssetBase image)
{
// Tedd: I added null check to avoid exception. Don't know if texturesInCache should ++ anyway?
if (image.Data != null)
{
texturesInCache++;
textureCacheMemoryUsage += image.Data.Length;
}
}
public void AddInventoryServiceRetrievalFailure()
{
inventoryServiceRetrievalFailures++;
}
/// <summary>
/// Register as a packet queue stats provider
/// </summary>
/// <param name="uuid">An agent LLUUID</param>
/// <param name="provider"></param>
public void RegisterPacketQueueStatsProvider(LLUUID uuid, IPullStatsProvider provider)
{
lock (packetQueueStatsCollectors)
{
packetQueueStatsCollectors[uuid] = new PacketQueueStatsCollector(provider);
}
}
/// <summary>
/// Deregister a packet queue stats provider
/// </summary>
/// <param name="uuid">An agent LLUUID</param>
public void DeregisterPacketQueueStatsProvider(LLUUID uuid)
{
lock (packetQueueStatsCollectors)
{
packetQueueStatsCollectors.Remove(uuid);
}
}
/// <summary>
/// Report back collected statistical information.
/// </summary>
/// <returns></returns>
public string Report()
{
StringBuilder sb = new StringBuilder(Environment.NewLine);
sb.Append("ASSET CACHE STATISTICS");
sb.Append(Environment.NewLine);
sb.Append(
string.Format(
@"Asset cache contains {0,6} assets using {1,10:0.000}K
Texture cache contains {2,6} textures using {3,10:0.000}K" + Environment.NewLine,
AssetsInCache, AssetCacheMemoryUsage / 1024.0,
TexturesInCache, TextureCacheMemoryUsage / 1024.0));
sb.Append(Environment.NewLine);
sb.Append("INVENTORY STATISTICS");
sb.Append(Environment.NewLine);
sb.Append(
string.Format(
"Initial inventory caching failures: {0}" + Environment.NewLine,
InventoryServiceRetrievalFailures));
sb.Append(Environment.NewLine);
sb.Append("PACKET QUEUE STATISTICS");
sb.Append(Environment.NewLine);
sb.Append("Agent UUID ");
sb.Append(
string.Format(
" {0,7} {1,7} {2,7} {3,7} {4,7} {5,7} {6,7} {7,7} {8,7} {9,7}",
"Send", "In", "Out", "Resend", "Land", "Wind", "Cloud", "Task", "Texture", "Asset"));
sb.Append(Environment.NewLine);
foreach (LLUUID key in packetQueueStatsCollectors.Keys)
{
sb.Append(string.Format("{0}: ", key));
sb.Append(packetQueueStatsCollectors[key].Report());
sb.Append(Environment.NewLine);
}
return sb.ToString();
}
}
/// <summary>
/// Pull packet queue stats from packet queues and report
/// </summary>
public class PacketQueueStatsCollector : IStatsCollector
{
private IPullStatsProvider m_statsProvider;
public PacketQueueStatsCollector(IPullStatsProvider provider)
{
m_statsProvider = provider;
}
/// <summary>
/// Report back collected statistical information.
/// </summary>
/// <returns></returns>
public string Report()
{
return m_statsProvider.GetStats();
}
}
}
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