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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 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.Reflection;
using System.Timers;
using log4net;
namespace OpenSim.Framework.Monitoring
{
/// <summary>
/// Provides a means to continuously log stats for debugging purposes.
/// </summary>
public static class StatsLogger
{
private static readonly ILog m_statsLog = LogManager.GetLogger("special.StatsLogger");
private static Timer m_loggingTimer;
private static int m_statsLogIntervalMs = 5000;
public static void RegisterConsoleCommands(ICommandConsole console)
{
console.Commands.AddCommand(
"Debug",
false,
"debug stats record",
"debug stats record start|stop",
"Control whether stats are being regularly recorded to a separate file.",
"For debug purposes. Experimental.",
HandleStatsRecordCommand);
}
public static void HandleStatsRecordCommand(string module, string[] cmd)
{
ICommandConsole con = MainConsole.Instance;
if (cmd.Length != 4)
{
con.Output("Usage: debug stats record start|stop");
return;
}
if (cmd[3] == "start")
{
Start();
con.OutputFormat("Now recording all stats very {0}ms to file", m_statsLogIntervalMs);
}
else if (cmd[3] == "stop")
{
Stop();
con.Output("Stopped recording stats to file.");
}
}
public static void Start()
{
if (m_loggingTimer != null)
Stop();
m_loggingTimer = new Timer(m_statsLogIntervalMs);
m_loggingTimer.AutoReset = false;
m_loggingTimer.Elapsed += Log;
m_loggingTimer.Start();
}
public static void Stop()
{
if (m_loggingTimer != null)
{
m_loggingTimer.Stop();
}
}
private static void Log(object sender, ElapsedEventArgs e)
{
m_statsLog.InfoFormat("*** STATS REPORT AT {0} ***", DateTime.Now);
foreach (string report in StatsManager.GetAllStatsReports())
m_statsLog.Info(report);
m_loggingTimer.Start();
}
}
}
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