diff --git a/Vostok.Hercules.Consumers/Helpers/Window.cs b/Vostok.Hercules.Consumers/Helpers/Window.cs
index 6d99ce6..d3583f2 100644
--- a/Vostok.Hercules.Consumers/Helpers/Window.cs
+++ b/Vostok.Hercules.Consumers/Helpers/Window.cs
@@ -55,5 +55,8 @@ public bool ExistsForTooLong(bool restartPhase = false)
 
         public void Flush() =>
             implementation.Flush(End);
+
+        public override string ToString() =>
+            $"{nameof(FirstEventCoordinates)}: {FirstEventCoordinates}, {nameof(Start)}: {Start}, {nameof(End)}: {End}, {nameof(period)}: {period}, {nameof(lag)}: {lag}, {nameof(lastEventAdded)}: {lastEventAdded}, {nameof(EventsCount)}: {EventsCount}";
     }
 }
\ No newline at end of file
diff --git a/Vostok.Hercules.Consumers/Helpers/Windows.cs b/Vostok.Hercules.Consumers/Helpers/Windows.cs
index 7604861..ea19289 100644
--- a/Vostok.Hercules.Consumers/Helpers/Windows.cs
+++ b/Vostok.Hercules.Consumers/Helpers/Windows.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Linq;
 using Vostok.Commons.Time;
 using Vostok.Hercules.Client.Abstractions.Models;
 
@@ -84,5 +85,8 @@ private Window<T, TKey> CreateWindow(T @event, DateTimeOffset timestamp, StreamC
             var result = new Window<T, TKey>(settings.CreateWindow(key), coordinates, start, start + period, period, lag);
             return result;
         }
+
+        public override string ToString() =>
+            $"{nameof(LastEventAdded)}: {LastEventAdded}, {nameof(key)}: {key}, {nameof(minimumAllowedTimestamp)}: {minimumAllowedTimestamp}, {nameof(maximumObservedTimestamp)}: {maximumObservedTimestamp} {nameof(windows)}:\n{string.Join("\n", windows.Select(w => w.ToString()))}";
     }
 }
\ No newline at end of file
diff --git a/Vostok.Hercules.Consumers/WindowedStreamConsumer.cs b/Vostok.Hercules.Consumers/WindowedStreamConsumer.cs
index 89176f1..a544fb4 100644
--- a/Vostok.Hercules.Consumers/WindowedStreamConsumer.cs
+++ b/Vostok.Hercules.Consumers/WindowedStreamConsumer.cs
@@ -79,6 +79,7 @@ private async Task Stop(StreamCoordinates rightCoordinates)
         {
             await settings.LeftCoordinatesStorage.AdvanceAsync(leftCoordinates).ConfigureAwait(false);
             LogCoordinates("Stop", leftCoordinates, rightCoordinates);
+            LogWindows();
         }
 
         private async Task Restart(StreamCoordinates rightCoordinates)
@@ -135,6 +136,7 @@ private async Task RestartWindows(StreamCoordinates rightCoordinates)
             FlushWindows();
             
             LogCoordinates("Restarted", leftCoordinates, rightCoordinates);
+            LogWindows();
         }
 
         private async Task<long> RestartPartition(int partition, int partitionsCount, long start, long end)
@@ -228,5 +230,8 @@ private void LogCoordinates(string message, StreamCoordinates left, StreamCoordi
             LogCoordinates(message + " left", left);
             LogCoordinates(message + " right", right);
         }
+        
+        private void LogWindows() =>
+            log.Info("Windows: {{Windows}}.", windows.ToString());
     }
 }
\ No newline at end of file