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.
This commit is contained in:
Justin Clark-Casey (justincc)
2013-06-17 22:39:00 +01:00
parent 694c4bcbb6
commit 0d2fd0d914
10 changed files with 404 additions and 421 deletions

View File

@@ -1,339 +0,0 @@
/*
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* 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:
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* notice, this list of conditions and the following disclaimer.
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* 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
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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 Mono.Addins;
using Nini.Config;
using OpenSim.Framework;
using OpenSim.Framework.Console;
using OpenSim.Framework.Monitoring;
using OpenSim.Region.Framework.Interfaces;
using OpenSim.Region.Framework.Scenes;
using OpenMetaverse.StructuredData;
namespace OpenSim.Region.OptionalModules.Framework.Monitoring
{
[Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "ServerStatistics")]
public class ServerStats : ISharedRegionModule
{
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<string, Stat> RegisteredStats = new Dictionary<string, Stat>();
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;
#region ISharedRegionModule
// IRegionModuleBase.Name
public string Name { get { return "Server Stats"; } }
// IRegionModuleBase.ReplaceableInterface
public Type ReplaceableInterface { get { return 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");
}
}
// IRegionModuleBase.Close
public void Close()
{
if (RegisteredStats.Count > 0)
{
foreach (Stat stat in RegisteredStats.Values)
{
StatsManager.DeregisterStat(stat);
stat.Dispose();
}
RegisteredStats.Clear();
}
}
// IRegionModuleBase.AddRegion
public void AddRegion(Scene scene)
{
}
// IRegionModuleBase.RemoveRegion
public void RemoveRegion(Scene scene)
{
}
// IRegionModuleBase.RegionLoaded
public void RegionLoaded(Scene scene)
{
}
// ISharedRegionModule.PostInitialize
public void PostInitialise()
{
if (RegisteredStats.Count == 0)
{
RegisterServerStats();
}
}
#endregion ISharedRegionModule
private void MakeStat(string pName, string pDesc, string pUnit, string pContainer, Action<Stat> 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<string> okInterfaceTypes = new List<string>(NetworkInterfaceTypes.Split(','));
IEnumerable<NetworkInterface> 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<NetworkInterface> 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;
}
}
}