Addition of ServerStats shared region module which collects and registers
server wide statistics (CPU%, network bytes sent, ...) with StatsManager.0.7.4-extended
Robert Adams
Justin Clark-Casey (justincc)
parent
7d63676cfc
commit
f3943a3677
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@ -0,0 +1,438 @@
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/*
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* Copyright (c) Contributors, http://opensimulator.org/
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* See CONTRIBUTORS.TXT for a full list of copyright holders.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the OpenSimulator Project nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.Linq;
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using System.Net.NetworkInformation;
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using System.Text;
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using System.Threading;
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using log4net;
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using Mono.Addins;
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using Nini.Config;
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using OpenSim.Framework;
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using OpenSim.Framework.Console;
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using OpenSim.Framework.Monitoring;
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using OpenSim.Region.Framework.Interfaces;
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using OpenSim.Region.Framework.Scenes;
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using OpenMetaverse.StructuredData;
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namespace OpenSim.Region.OptionalModules.Framework.Monitoring
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{
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[Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "ServerStatistics")]
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public class ServerStats : ISharedRegionModule
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{
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private readonly ILog m_log = LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
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private readonly string LogHeader = "[SERVER STATS]";
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public bool Enabled = false;
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private static Dictionary<string, Stat> RegisteredStats = new Dictionary<string, Stat>();
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public readonly string CategoryServer = "server";
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public readonly string ContainerProcessor = "processor";
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public readonly string ContainerMemory = "memory";
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public readonly string ContainerNetwork = "network";
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public readonly string ContainerProcess = "process";
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readonly int performanceCounterSampleInterval = 500;
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int lastperformanceCounterSampleTime = 0;
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private class PerfCounterControl
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{
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public PerformanceCounter perfCounter;
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public int lastFetch;
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public string name;
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public PerfCounterControl(PerformanceCounter pPc)
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: this(pPc, String.Empty)
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{
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}
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public PerfCounterControl(PerformanceCounter pPc, string pName)
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{
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perfCounter = pPc;
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lastFetch = 0;
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name = pName;
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}
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}
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PerfCounterControl processorPercentPerfCounter = null;
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PerfCounterControl processThreadCountPerfCounter = null;
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PerfCounterControl processVirtualBytesPerfCounter = null;
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PerfCounterControl processWorkingSetPerfCounter = null;
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PerfCounterControl dotNETCLRMemoryAllocatedBytesPerSecPerfCounter = null;
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PerfCounterControl dotNETCLRMemoryGen0HeapSizePerfCounter = null;
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PerfCounterControl dotNETCLRMemoryGen1HeapSizePerfCounter = null;
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PerfCounterControl dotNETCLRMemoryGen2HeapSizePerfCounter = null;
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PerfCounterControl dotNETCLRLaTTotalContentionsPerfCounter = null;
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PerfCounterControl dotNETCLRLaTContentionsPerSecPerfCounter = null;
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PerfCounterControl dotNETCLRLaTLogicalThreadsPerfCounter = null;
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PerfCounterControl dotNETCLRLaTPhysicalThreadsPerfCounter = null;
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#region ISharedRegionModule
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// IRegionModuleBase.Name
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public string Name { get { return "Server Stats"; } }
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// IRegionModuleBase.ReplaceableInterface
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public Type ReplaceableInterface { get { return null; } }
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// IRegionModuleBase.Initialize
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public void Initialise(IConfigSource source)
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{
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IConfig cnfg = source.Configs["Statistics"];
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if (cnfg != null)
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Enabled = cnfg.GetBoolean("Enabled", true);
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}
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// IRegionModuleBase.Close
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public void Close()
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{
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if (RegisteredStats.Count > 0)
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{
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foreach (Stat stat in RegisteredStats.Values)
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{
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StatsManager.DeregisterStat(stat);
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stat.Dispose();
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}
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RegisteredStats.Clear();
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}
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}
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// IRegionModuleBase.AddRegion
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public void AddRegion(Scene scene)
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{
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}
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// IRegionModuleBase.RemoveRegion
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public void RemoveRegion(Scene scene)
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{
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}
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// IRegionModuleBase.RegionLoaded
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public void RegionLoaded(Scene scene)
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{
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}
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// ISharedRegionModule.PostInitialize
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public void PostInitialise()
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{
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if (RegisteredStats.Count == 0)
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{
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RegisterServerStats();
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}
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}
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#endregion ISharedRegionModule
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public void RegisterServerStats()
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{
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lastperformanceCounterSampleTime = Util.EnvironmentTickCount();
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PerformanceCounter tempPC;
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Stat tempStat;
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string tempName;
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try
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{
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tempName = "CPU_Percent";
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tempPC = new PerformanceCounter("Processor", "% Processor Time", "_Total");
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processorPercentPerfCounter = new PerfCounterControl(tempPC);
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// A long time bug in mono is that CPU percent is reported as CPU percent idle. Windows reports CPU percent busy.
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tempStat = new Stat(tempName, tempName, "", "percent", CategoryServer, ContainerProcessor,
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StatType.Pull, (s) => { GetNextValue(s, processorPercentPerfCounter, Util.IsWindows() ? 1 : -1); },
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StatVerbosity.Info);
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StatsManager.RegisterStat(tempStat);
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RegisteredStats.Add(tempName, tempStat);
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/* Performance counters are not the way to go. Ick. Find another way.
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tempName = "Thread_Count";
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tempPC = new PerformanceCounter("Process", "Thread Count", AppDomain.CurrentDomain.FriendlyName);
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processThreadCountPerfCounter = new PerfCounterControl(tempPC);
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tempStat = new Stat("Thread_Count", "Thread_Count", "", "threads", CategoryServer, ContainerProcess,
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StatType.Pull, (s) => { GetNextValue(s, processThreadCountPerfCounter); }, StatVerbosity.Info);
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StatsManager.RegisterStat(tempStat);
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RegisteredStats.Add(tempName, tempStat);
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tempName = "Virtual_Bytes";
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tempPC = new PerformanceCounter("Process", "Virtual Bytes", AppDomain.CurrentDomain.FriendlyName);
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processVirtualBytesPerfCounter = new PerfCounterControl(tempPC);
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tempStat = new Stat("Virtual_Bytes", "Virtual_Bytes", "", "MB", CategoryServer, ContainerProcess,
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StatType.Pull, (s) => { GetNextValue(s, processVirtualBytesPerfCounter, 1024.0*1024.0); }, StatVerbosity.Info);
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StatsManager.RegisterStat(tempStat);
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RegisteredStats.Add(tempName, tempStat);
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tempName = "Working_Set";
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tempPC = new PerformanceCounter("Process", "Working Set", AppDomain.CurrentDomain.FriendlyName);
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processWorkingSetPerfCounter = new PerfCounterControl(tempPC);
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tempStat = new Stat("Working_Set", "Working_Set", "", "MB", CategoryServer, ContainerProcess,
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StatType.Pull, (s) => { GetNextValue(s, processWorkingSetPerfCounter, 1024.0*1024.0); }, StatVerbosity.Info);
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StatsManager.RegisterStat(tempStat);
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RegisteredStats.Add(tempName, tempStat);
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*/
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}
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catch (Exception e)
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{
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m_log.ErrorFormat("{0} Exception creating 'Process': {1}", LogHeader, e);
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}
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try
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{
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/* The ".NET CLR *" categories aren't working for me.
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tempName = ""Bytes_Allocated_Per_Sec";
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tempPC = new PerformanceCounter(".NET CLR Memory", "Allocated Bytes/sec", AppDomain.CurrentDomain.FriendlyName);
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dotNETCLRMemoryAllocatedBytesPerSecPerfCounter = new PerfCounterControl(tempPC, tempStat);
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tempStat = new Stat(tempName, tempName, "", "bytes/sec", ServerCategory, MemoryContainer,
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StatType.Pull, (s) => { GetNextValue(s, dotNETCLRMemoryAllocatedBytesPerSecPerfCounter); }, StatVerbosity.Info);
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StatsManager.RegisterStat(tempStat);
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RegisteredStats.Add(tempName, tempStat);
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tempName = "Gen_0_Heap_Size";
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tempPC = new PerformanceCounter(".NET CLR Memory", "Gen 0 heap size", AppDomain.CurrentDomain.FriendlyName);
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dotNETCLRMemoryGen0HeapSizePerfCounter = new PerfCounterControl(tempPC, tempStat);
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tempStat = new Stat("Gen_0_Heap_Size", "Gen_0_Heap_Size", "", "bytes", ServerCategory, MemoryContainer,
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StatType.Pull, (s) => { GetNextValue(s, dotNETCLRMemoryGen0HeapSizePerfCounter); }, StatVerbosity.Info);
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StatsManager.RegisterStat(tempStat);
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RegisteredStats.Add(tempName, tempStat);
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tempName = "Gen_1_Heap_Size";
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tempPC = new PerformanceCounter(".NET CLR Memory", "Gen 1 heap size", AppDomain.CurrentDomain.FriendlyName);
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dotNETCLRMemoryGen1HeapSizePerfCounter = new PerfCounterControl(tempPC, tempStat);
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tempStat = new Stat("Gen_1_Heap_Size", "Gen_1_Heap_Size", "", "bytes", ServerCategory, MemoryContainer,
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StatType.Pull, (s) => { GetNextValue(s, dotNETCLRMemoryGen1HeapSizePerfCounter); }, StatVerbosity.Info);
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StatsManager.RegisterStat(tempStat);
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RegisteredStats.Add(tempName, tempStat);
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tempName = "Gen_2_Heap_Size";
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tempPC = new PerformanceCounter(".NET CLR Memory", "Gen 2 heap size", AppDomain.CurrentDomain.FriendlyName);
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dotNETCLRMemoryGen2HeapSizePerfCounter = new PerfCounterControl(tempPC, tempStat);
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tempStat = new Stat("Gen_2_Heap_Size", "Gen_2_Heap_Size", "", "bytes", ServerCategory, MemoryContainer,
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StatType.Pull, (s) => { GetNextValue(s, dotNETCLRMemoryGen2HeapSizePerfCounter); }, StatVerbosity.Info);
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StatsManager.RegisterStat(tempStat);
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RegisteredStats.Add(tempName, tempStat);
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tempName = "Total_Lock_Contentions";
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tempPC = new PerformanceCounter(".NET CLR LocksAndThreads", "Total # of Contentions");
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dotNETCLRLaTTotalContentionsPerfCounter = new PerfCounterControl(tempPC, tempStat);
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tempStat = new Stat("Total_Lock_Contentions", "Total_Lock_Contentions", "", "contentions", ServerCategory, ProcessContainer,
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StatType.Pull, (s) => { GetNextValue(s, dotNETCLRLaTTotalContentionsPerfCounter); }, StatVerbosity.Info);
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StatsManager.RegisterStat(tempStat);
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RegisteredStats.Add(tempName, tempStat);
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tempName = "Lock_Contentions";
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tempPC = new PerformanceCounter(".NET CLR LocksAndThreads", "Contention Rate / sec");
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dotNETCLRLaTContentionsPerSecPerfCounter = new PerfCounterControl(tempPC, tempStat);
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tempStat = new Stat("Lock_Contentions", "Lock_Contentions", "", "contentions/sec", ServerCategory, ProcessContainer,
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StatType.Pull, (s) => { GetNextValue(s, dotNETCLRLaTContentionsPerSecPerfCounter); }, StatVerbosity.Info);
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StatsManager.RegisterStat(tempStat);
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RegisteredStats.Add(tempName, tempStat);
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tempName = "Logical_Threads";
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tempPC = new PerformanceCounter(".NET CLR LocksAndThreads", "# of current logical Threads");
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dotNETCLRLaTLogicalThreadsPerfCounter = new PerfCounterControl(tempPC, tempStat);
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tempStat = new Stat("Logicial_Threads", "Logicial_Threads", "", "threads", ServerCategory, ProcessContainer,
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StatType.Pull, (s) => { GetNextValue(s, dotNETCLRLaTLogicalThreadsPerfCounter); }, StatVerbosity.Info);
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StatsManager.RegisterStat(tempStat);
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RegisteredStats.Add(tempName, tempStat);
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tempName = "Physical_Threads";
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tempPC = new PerformanceCounter(".NET CLR LocksAndThreads", "# of current physical Threads");
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dotNETCLRLaTPhysicalThreadsPerfCounter = new PerfCounterControl(tempPC, tempStat);
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tempStat = new Stat("Physical_Threads", "Physical_Threads", "", "threads", ServerCategory, ProcessContainer,
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StatType.Pull, (s) => { GetNextValue(s, dotNETCLRLaTPhysicalThreadsPerfCounter); }, StatVerbosity.Info);
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StatsManager.RegisterStat(tempStat);
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RegisteredStats.Add(tempName, tempStat);
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*/
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}
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catch (Exception e)
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{
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m_log.ErrorFormat("{0} Exception creating '.NET CLR Memory': {1}", LogHeader, e);
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}
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try
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{
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IEnumerable<NetworkInterface> nics = NetworkInterface.GetAllNetworkInterfaces();
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// IEnumerable<NetworkInterface> nics = NetworkInterface.GetAllNetworkInterfaces().Where(
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// (network) => network.NetworkInterfaceType == NetworkInterfaceType.Ethernet);
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// IEnumerable<NetworkInterface> nics = NetworkInterface.GetAllNetworkInterfaces().Where(
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// (network) => network.OperationalStatus == OperationalStatus.Up);
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foreach (NetworkInterface nic in nics)
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{
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if (nic.OperationalStatus != OperationalStatus.Up || nic.NetworkInterfaceType != NetworkInterfaceType.Ethernet)
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continue;
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if (nic.Supports(NetworkInterfaceComponent.IPv4))
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{
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IPv4InterfaceStatistics nicStats = nic.GetIPv4Statistics();
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if (nicStats != null)
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{
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tempName = "Bytes_Rcvd/" + nic.Name;
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tempStat = new Stat(tempName, tempName, nic.Name, "KB", CategoryServer, ContainerNetwork,
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StatType.Pull, (s) => { LookupNic(s, (ns) => { return ns.BytesReceived; }, 1024.0); }, StatVerbosity.Info);
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StatsManager.RegisterStat(tempStat);
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RegisteredStats.Add(tempName, tempStat);
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tempName = "Bytes_Sent/" + nic.Name;
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tempStat = new Stat(tempName, tempName, nic.Name, "KB", CategoryServer, ContainerNetwork,
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StatType.Pull, (s) => { LookupNic(s, (ns) => { return ns.BytesSent; }, 1024.0); }, StatVerbosity.Info);
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StatsManager.RegisterStat(tempStat);
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RegisteredStats.Add(tempName, tempStat);
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tempName = "Total_Bytes/" + nic.Name;
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tempStat = new Stat(tempName, tempName, nic.Name, "KB", CategoryServer, ContainerNetwork,
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StatType.Pull, (s) => { LookupNic(s, (ns) => { return ns.BytesSent + ns.BytesReceived; }, 1024.0); }, StatVerbosity.Info);
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StatsManager.RegisterStat(tempStat);
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RegisteredStats.Add(tempName, tempStat);
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}
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}
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}
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}
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catch (Exception e)
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{
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m_log.ErrorFormat("{0} Exception creating 'Network Interface': {1}", LogHeader, e);
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}
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tempName = "Process_Memory";
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tempStat = new Stat(tempName, tempName, "", "MB", CategoryServer, ContainerMemory,
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StatType.Pull, (s) => { s.Value = Process.GetCurrentProcess().WorkingSet64 / 1024d / 1024d; }, StatVerbosity.Info);
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StatsManager.RegisterStat(tempStat);
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RegisteredStats.Add(tempName, tempStat);
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tempName = "Object_Memory";
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tempStat = new Stat(tempName, tempName, "", "MB", CategoryServer, ContainerMemory,
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StatType.Pull, (s) => { s.Value = GC.GetTotalMemory(false) / 1024d / 1024d; }, StatVerbosity.Info);
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StatsManager.RegisterStat(tempStat);
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RegisteredStats.Add(tempName, tempStat);
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tempName = "Last_Memory_Churn";
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tempStat = new Stat(tempName, tempName, "", "MB/sec", CategoryServer, ContainerMemory,
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StatType.Pull, (s) => { s.Value = Math.Round(MemoryWatchdog.LastMemoryChurn * 1000d / 1024d / 1024d, 3); }, StatVerbosity.Info);
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StatsManager.RegisterStat(tempStat);
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RegisteredStats.Add(tempName, tempStat);
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tempName = "Average_Memory_Churn";
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tempStat = new Stat(tempName, tempName, "", "MB/sec", CategoryServer, ContainerMemory,
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StatType.Pull, (s) => { s.Value = Math.Round(MemoryWatchdog.AverageMemoryChurn * 1000d / 1024d / 1024d, 3); }, StatVerbosity.Info);
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StatsManager.RegisterStat(tempStat);
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RegisteredStats.Add(tempName, tempStat);
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}
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// Notes on performance counters:
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// "How To Read Performance Counters": http://blogs.msdn.com/b/bclteam/archive/2006/06/02/618156.aspx
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// "How to get the CPU Usage in C#": http://stackoverflow.com/questions/278071/how-to-get-the-cpu-usage-in-c
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// "Mono Performance Counters": http://www.mono-project.com/Mono_Performance_Counters
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private delegate double PerfCounterNextValue();
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private void GetNextValue(Stat stat, PerfCounterControl perfControl)
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{
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GetNextValue(stat, perfControl, 1.0);
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}
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private void GetNextValue(Stat stat, PerfCounterControl perfControl, double factor)
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{
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if (Util.EnvironmentTickCountSubtract(perfControl.lastFetch) > performanceCounterSampleInterval)
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{
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if (perfControl != null && perfControl.perfCounter != null)
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{
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try
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{
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// Kludge for factor to run double duty. If -1, subtract the value from one
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if (factor == -1)
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stat.Value = 1 - perfControl.perfCounter.NextValue();
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else
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stat.Value = perfControl.perfCounter.NextValue() / factor;
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}
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catch (Exception e)
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{
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m_log.ErrorFormat("{0} Exception on NextValue fetching {1}: {2}", LogHeader, stat.Name, e);
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}
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perfControl.lastFetch = Util.EnvironmentTickCount();
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}
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}
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}
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private delegate double GetIPv4StatValue(IPv4InterfaceStatistics interfaceStat);
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private void LookupNic(Stat stat, GetIPv4StatValue getter, double factor)
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{
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// Get the one nic that has the name of this stat
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IEnumerable<NetworkInterface> nics = NetworkInterface.GetAllNetworkInterfaces().Where(
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(network) => network.Name == stat.Description);
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try
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{
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foreach (NetworkInterface nic in nics)
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{
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IPv4InterfaceStatistics intrStats = nic.GetIPv4Statistics();
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if (intrStats != null)
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stat.Value = Math.Round(getter(intrStats) / factor, 3);
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break;
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}
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}
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catch
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{
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// There are times interfaces go away so we just won't update the stat for this
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m_log.ErrorFormat("{0} Exception fetching stat on interface '{1}'", LogHeader, stat.Description);
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}
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}
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}
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public class ServerStatsAggregator : Stat
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{
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public ServerStatsAggregator(
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string shortName,
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string name,
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string description,
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string unitName,
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string category,
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string container
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)
|
||||
: base(
|
||||
shortName,
|
||||
name,
|
||||
description,
|
||||
unitName,
|
||||
category,
|
||||
container,
|
||||
StatType.Push,
|
||||
MeasuresOfInterest.None,
|
||||
null,
|
||||
StatVerbosity.Info)
|
||||
{
|
||||
}
|
||||
public override string ToConsoleString()
|
||||
{
|
||||
StringBuilder sb = new StringBuilder();
|
||||
|
||||
return sb.ToString();
|
||||
}
|
||||
|
||||
public override OSDMap ToOSDMap()
|
||||
{
|
||||
OSDMap ret = new OSDMap();
|
||||
|
||||
return ret;
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
Loading…
Reference in New Issue