private static void Main(string[] args) { Database.SetInitializer(new SagaDatabaseInitializer()); var sessionFactory = new DbContextSessionFactory(); var persister = new DbSagaPersister(sessionFactory); var saga = new SimpleSagaData { Id = Guid.NewGuid(), BusinessId = 1 }; persister.Save(saga); var action = new Action(() => { while (true) { try { persister.Update(saga); } catch (DbUpdateConcurrencyException exc) { Console.WriteLine("Optimistic concurrency check failed."); } } }); var task1 = new Task(action); var task2 = new Task(action); task1.Start(); task2.Start(); Console.WriteLine("Processing..."); Console.ReadLine(); }