added some logging to shutdown process.

src/NzbDrone.Console/ConsoleApp.cs

@@ -29,6 +29,8 @@ namespace NzbDrone.Console
                 //Need this to terminate on mono (thanks nlog)
                 LogManager.Configuration = null;
             }
+
+            Logger.Info("Exiting main.");
         }
     }
 }

src/NzbDrone.Host/SpinService.cs

@@ -1,4 +1,5 @@
 using System.Threading;
+using NLog;
 using NzbDrone.Common.EnvironmentInfo;
 using NzbDrone.Common.Processes;
 
@@ -13,11 +14,13 @@ namespace NzbDrone.Host
     {
         private readonly IRuntimeInfo _runtimeInfo;
         private readonly IProcessProvider _processProvider;
+        private readonly Logger _logger;
 
-        public SpinService(IRuntimeInfo runtimeInfo, IProcessProvider processProvider)
+        public SpinService(IRuntimeInfo runtimeInfo, IProcessProvider processProvider, Logger logger)
         {
             _runtimeInfo = runtimeInfo;
             _processProvider = processProvider;
+            _logger = logger;
         }
 
         public void Spin()
@@ -27,8 +30,11 @@ namespace NzbDrone.Host
                 Thread.Sleep(1000);
             }
 
+            _logger.Debug("wait loop was terminated.");
+
             if (_runtimeInfo.RestartPending)
             {
+                _logger.Info("attemptig restart.");
                 _processProvider.SpawnNewProcess(_runtimeInfo.ExecutingApplication, "--restart --nobrowser");
             }
         }