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fix(core): Adds Hashed & Hierarchical Timer Wheel (#655)

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- Removes TimerPriority
- Removes TimerThread
- Adds a [Hashed & Hierarchical Timer Wheel](http://www.cs.columbia.edu/~nahum/w6998/papers/ton97-timing-wheels.pdf)
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Kamron Batman 2021-07-11 22:42:06 -07:00 • committed by GitHub
parent b99d520019
commit fb915992dd
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138 changed files with 468 additions and 802 deletions
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21
Projects/Server/Main.cs
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@ -36,7 +36,6 @@ namespace Server
private static readonly ILogger logger = LogFactory.GetLogger(typeof(Core));
private static bool _crashed;
private static Thread _timerThread;
private static string _baseDirectory;
private static bool _profiling;
@ -127,8 +126,8 @@ namespace Server
// For Unix Stopwatch.Frequency is normalized to 1ns
// We don't anticipate needing this for Windows/OSX
private static long _maxTickCountBeforePrecisionLoss = long.MaxValue / 1000L;
private static long _ticksPerMillisecond = Stopwatch.Frequency / 1000L;
private const long _maxTickCountBeforePrecisionLoss = long.MaxValue / 1000L;
private static readonly long _ticksPerMillisecond = Stopwatch.Frequency / 1000L;
public static long TickCount
{
@ -145,6 +144,8 @@ namespace Server
// No precision loss
: 1000L * timestamp / Stopwatch.Frequency;
}
// Setting this to a value lower than the previous is bad. Timers will become delayed
// until time catches up.
set => _tickCount = value;
}
@ -358,8 +359,6 @@ namespace Server
{
EventSink.InvokeShutdown();
}
Timer.TimerThread.Set();
}
public static void Main(string[] args)
@ -420,12 +419,6 @@ namespace Server
logger.Information($"Running on {RuntimeInformation.FrameworkDescription}");
var ttObj = new Timer.TimerThread();
_timerThread = new Thread(ttObj.TimerMain)
{
Name = "Timer Thread"
};
var s = Arguments;
if (s.Length > 0)
@ -474,6 +467,8 @@ namespace Server
VerifySerialization();
Timer.Initialize(TickCount);
AssemblyHandler.Invoke("Configure");
TileMatrixLoader.LoadTileMatrix();
@ -483,8 +478,6 @@ namespace Server
AssemblyHandler.Invoke("Initialize");
_timerThread.Start();
TcpServer.Start();
EventSink.InvokeServerStarted();
RunEventLoop();
@ -504,7 +497,7 @@ namespace Server
var events = Mobile.ProcessDeltaQueue();
events += Item.ProcessDeltaQueue();
events += Timer.Slice();
events += Timer.Slice(_tickCount);
// Handle networking
events += TcpServer.Slice();