namespace ConsoleApplication1
{
    class Program
    {
        public static LocalDataStoreSlot slot = Thread.GetNamedDataSlot("TestSlot");

        static void Main(string[] args)
        {
            Thread thr1 = new Thread(new test("thread 1 ", 1).DoProcess);
            thr1.Start();
            Thread thr2 = new Thread(new test("thread 2 ", 2).DoProcess);
            thr2.Start();
        }
    }

    class test
    {
        public int ThreadValue;
        public string ThreadName;

        public test(string _ThreadName, int _ThreadValue)
        {
            ThreadValue = _ThreadValue;
            ThreadName = _ThreadName;
        }

        public void DoProcess()
        {
            Thread.SetData(Program.slot, ThreadName);
            for (int i = 0; i < 10; i++)
            {
                Console.WriteLine("{0} : {1} - {2}", i, Thread.GetData(Program.slot), ThreadValue);
                Thread.Sleep(1000);
            }
        }
    }
}