Untitled

using System;
using System.Drawing;
using System.Threading;

namespace Test
{
	public class Test
	{
		public static void Main(string[] arg)
		{
			for (int i = 0; i < 10; i++)
				new Thread(new Test(i).Runner).Start();
		}

		int tid;
		Timer timer;

		public Test(int tid) { this.tid = tid; }

		public void Runner()
		{
			Console.Error.WriteLine("Thread {0} Starting", tid);

			timer = new Timer(Callback, null, 50, 50);
			//timer.Dispose(); // MySQL disposes right away in the usual case

			Console.Error.WriteLine("Thread {0} Finished", tid);
		}

		void Callback(object state)
		{
			Console.Error.WriteLine("Callback on Thread: {0}", tid);
			timer.Dispose();
		}
	}
}