From 0d2fd0d914581f755661455b8db2b9e399154632 Mon Sep 17 00:00:00 2001 From: Justin Clark-Casey (justincc) Date: Mon, 17 Jun 2013 22:39:00 +0100 Subject: Make general server stats available on the robust console as well as the simulator console This means the "show stats" command is now active on the robust console. --- .../Framework/Monitoring/ServerStatsCollector.cs | 309 +++++++++++++++++++++ 1 file changed, 309 insertions(+) create mode 100644 OpenSim/Framework/Monitoring/ServerStatsCollector.cs (limited to 'OpenSim/Framework/Monitoring/ServerStatsCollector.cs') diff --git a/OpenSim/Framework/Monitoring/ServerStatsCollector.cs b/OpenSim/Framework/Monitoring/ServerStatsCollector.cs new file mode 100644 index 0000000..80d0a89 --- /dev/null +++ b/OpenSim/Framework/Monitoring/ServerStatsCollector.cs @@ -0,0 +1,309 @@ +/* + * 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 OpenSimulator 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.Diagnostics; +using System.Linq; +using System.Net.NetworkInformation; +using System.Text; +using System.Threading; +using log4net; +using Nini.Config; +using OpenMetaverse.StructuredData; +using OpenSim.Framework; + +namespace OpenSim.Framework.Monitoring +{ + public class ServerStatsCollector + { + private readonly ILog m_log = LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType); + private readonly string LogHeader = "[SERVER STATS]"; + + public bool Enabled = false; + private static Dictionary RegisteredStats = new Dictionary(); + + public readonly string CategoryServer = "server"; + + public readonly string ContainerProcessor = "processor"; + public readonly string ContainerMemory = "memory"; + public readonly string ContainerNetwork = "network"; + public readonly string ContainerProcess = "process"; + + public string NetworkInterfaceTypes = "Ethernet"; + + readonly int performanceCounterSampleInterval = 500; +// int lastperformanceCounterSampleTime = 0; + + private class PerfCounterControl + { + public PerformanceCounter perfCounter; + public int lastFetch; + public string name; + public PerfCounterControl(PerformanceCounter pPc) + : this(pPc, String.Empty) + { + } + public PerfCounterControl(PerformanceCounter pPc, string pName) + { + perfCounter = pPc; + lastFetch = 0; + name = pName; + } + } + + PerfCounterControl processorPercentPerfCounter = null; + + // IRegionModuleBase.Initialize + public void Initialise(IConfigSource source) + { + IConfig cfg = source.Configs["Monitoring"]; + + if (cfg != null) + Enabled = cfg.GetBoolean("ServerStatsEnabled", true); + + if (Enabled) + { + NetworkInterfaceTypes = cfg.GetString("NetworkInterfaceTypes", "Ethernet"); + } + } + + public void Start() + { + if (RegisteredStats.Count == 0) + RegisterServerStats(); + } + + public void Close() + { + if (RegisteredStats.Count > 0) + { + foreach (Stat stat in RegisteredStats.Values) + { + StatsManager.DeregisterStat(stat); + stat.Dispose(); + } + RegisteredStats.Clear(); + } + } + + private void MakeStat(string pName, string pDesc, string pUnit, string pContainer, Action act) + { + string desc = pDesc; + if (desc == null) + desc = pName; + Stat stat = new Stat(pName, pName, desc, pUnit, CategoryServer, pContainer, StatType.Pull, act, StatVerbosity.Info); + StatsManager.RegisterStat(stat); + RegisteredStats.Add(pName, stat); + } + + public void RegisterServerStats() + { +// lastperformanceCounterSampleTime = Util.EnvironmentTickCount(); + PerformanceCounter tempPC; + Stat tempStat; + string tempName; + + try + { + tempName = "CPUPercent"; + tempPC = new PerformanceCounter("Processor", "% Processor Time", "_Total"); + processorPercentPerfCounter = new PerfCounterControl(tempPC); + // A long time bug in mono is that CPU percent is reported as CPU percent idle. Windows reports CPU percent busy. + tempStat = new Stat(tempName, tempName, "", "percent", CategoryServer, ContainerProcessor, + StatType.Pull, (s) => { GetNextValue(s, processorPercentPerfCounter, Util.IsWindows() ? 1 : -1); }, + StatVerbosity.Info); + StatsManager.RegisterStat(tempStat); + RegisteredStats.Add(tempName, tempStat); + + MakeStat("TotalProcessorTime", null, "sec", ContainerProcessor, + (s) => { s.Value = Process.GetCurrentProcess().TotalProcessorTime.TotalSeconds; }); + + MakeStat("UserProcessorTime", null, "sec", ContainerProcessor, + (s) => { s.Value = Process.GetCurrentProcess().UserProcessorTime.TotalSeconds; }); + + MakeStat("PrivilegedProcessorTime", null, "sec", ContainerProcessor, + (s) => { s.Value = Process.GetCurrentProcess().PrivilegedProcessorTime.TotalSeconds; }); + + MakeStat("Threads", null, "threads", ContainerProcessor, + (s) => { s.Value = Process.GetCurrentProcess().Threads.Count; }); + } + catch (Exception e) + { + m_log.ErrorFormat("{0} Exception creating 'Process': {1}", LogHeader, e); + } + + try + { + List okInterfaceTypes = new List(NetworkInterfaceTypes.Split(',')); + + IEnumerable nics = NetworkInterface.GetAllNetworkInterfaces(); + foreach (NetworkInterface nic in nics) + { + if (nic.OperationalStatus != OperationalStatus.Up) + continue; + + string nicInterfaceType = nic.NetworkInterfaceType.ToString(); + if (!okInterfaceTypes.Contains(nicInterfaceType)) + { + m_log.DebugFormat("{0} Not including stats for network interface '{1}' of type '{2}'.", + LogHeader, nic.Name, nicInterfaceType); + m_log.DebugFormat("{0} To include, add to comma separated list in [Monitoring]NetworkInterfaceTypes={1}", + LogHeader, NetworkInterfaceTypes); + continue; + } + + if (nic.Supports(NetworkInterfaceComponent.IPv4)) + { + IPv4InterfaceStatistics nicStats = nic.GetIPv4Statistics(); + if (nicStats != null) + { + MakeStat("BytesRcvd/" + nic.Name, nic.Name, "KB", ContainerNetwork, + (s) => { LookupNic(s, (ns) => { return ns.BytesReceived; }, 1024.0); }); + MakeStat("BytesSent/" + nic.Name, nic.Name, "KB", ContainerNetwork, + (s) => { LookupNic(s, (ns) => { return ns.BytesSent; }, 1024.0); }); + MakeStat("TotalBytes/" + nic.Name, nic.Name, "KB", ContainerNetwork, + (s) => { LookupNic(s, (ns) => { return ns.BytesSent + ns.BytesReceived; }, 1024.0); }); + } + } + // TODO: add IPv6 (it may actually happen someday) + } + } + catch (Exception e) + { + m_log.ErrorFormat("{0} Exception creating 'Network Interface': {1}", LogHeader, e); + } + + MakeStat("ProcessMemory", null, "MB", ContainerMemory, + (s) => { s.Value = Process.GetCurrentProcess().WorkingSet64 / 1024d / 1024d; }); + MakeStat("ObjectMemory", null, "MB", ContainerMemory, + (s) => { s.Value = GC.GetTotalMemory(false) / 1024d / 1024d; }); + MakeStat("LastMemoryChurn", null, "MB/sec", ContainerMemory, + (s) => { s.Value = Math.Round(MemoryWatchdog.LastMemoryChurn * 1000d / 1024d / 1024d, 3); }); + MakeStat("AverageMemoryChurn", null, "MB/sec", ContainerMemory, + (s) => { s.Value = Math.Round(MemoryWatchdog.AverageMemoryChurn * 1000d / 1024d / 1024d, 3); }); + } + + // Notes on performance counters: + // "How To Read Performance Counters": http://blogs.msdn.com/b/bclteam/archive/2006/06/02/618156.aspx + // "How to get the CPU Usage in C#": http://stackoverflow.com/questions/278071/how-to-get-the-cpu-usage-in-c + // "Mono Performance Counters": http://www.mono-project.com/Mono_Performance_Counters + private delegate double PerfCounterNextValue(); + private void GetNextValue(Stat stat, PerfCounterControl perfControl) + { + GetNextValue(stat, perfControl, 1.0); + } + private void GetNextValue(Stat stat, PerfCounterControl perfControl, double factor) + { + if (Util.EnvironmentTickCountSubtract(perfControl.lastFetch) > performanceCounterSampleInterval) + { + if (perfControl != null && perfControl.perfCounter != null) + { + try + { + // Kludge for factor to run double duty. If -1, subtract the value from one + if (factor == -1) + stat.Value = 1 - perfControl.perfCounter.NextValue(); + else + stat.Value = perfControl.perfCounter.NextValue() / factor; + } + catch (Exception e) + { + m_log.ErrorFormat("{0} Exception on NextValue fetching {1}: {2}", LogHeader, stat.Name, e); + } + perfControl.lastFetch = Util.EnvironmentTickCount(); + } + } + } + + // Lookup the nic that goes with this stat and set the value by using a fetch action. + // Not sure about closure with delegates inside delegates. + private delegate double GetIPv4StatValue(IPv4InterfaceStatistics interfaceStat); + private void LookupNic(Stat stat, GetIPv4StatValue getter, double factor) + { + // Get the one nic that has the name of this stat + IEnumerable nics = NetworkInterface.GetAllNetworkInterfaces().Where( + (network) => network.Name == stat.Description); + try + { + foreach (NetworkInterface nic in nics) + { + IPv4InterfaceStatistics intrStats = nic.GetIPv4Statistics(); + if (intrStats != null) + { + double newVal = Math.Round(getter(intrStats) / factor, 3); + stat.Value = newVal; + } + break; + } + } + catch + { + // There are times interfaces go away so we just won't update the stat for this + m_log.ErrorFormat("{0} Exception fetching stat on interface '{1}'", LogHeader, stat.Description); + } + } + } + + public class ServerStatsAggregator : Stat + { + public ServerStatsAggregator( + string shortName, + string name, + string description, + string unitName, + string category, + string container + ) + : 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; + } + } +} -- cgit v1.1