diff --git a/src/NzbDrone.Core/MediaFiles/DiskScanService.cs b/src/NzbDrone.Core/MediaFiles/DiskScanService.cs
index 0c5c4ca05..571760f32 100644
--- a/src/NzbDrone.Core/MediaFiles/DiskScanService.cs
+++ b/src/NzbDrone.Core/MediaFiles/DiskScanService.cs
@@ -10,6 +10,7 @@ using NzbDrone.Common;
 using NzbDrone.Common.Disk;
 using NzbDrone.Common.Extensions;
 using NzbDrone.Common.Instrumentation.Extensions;
+using NzbDrone.Common.Serializer;
 using NzbDrone.Core.Configuration;
 using NzbDrone.Core.MediaFiles.Commands;
 using NzbDrone.Core.MediaFiles.Events;
@@ -242,8 +243,8 @@ namespace NzbDrone.Core.MediaFiles
             var mediaFileList = filesOnDisk.Where(file => MediaFileExtensions.Extensions.Contains(file.Extension))
                                            .ToList();
 
-            _logger.Trace("{0} files were found in {1}", filesOnDisk.Count, path);
-            _logger.Debug("{0} audio files were found in {1}", mediaFileList.Count, path);
+            _logger.Trace("{0} files were found in {1}:\n{2}", filesOnDisk.Count, path, filesOnDisk.Select(f => f.FullName).ToJson());
+            _logger.Debug("{0} audio files were found in {1}:\n{2}", mediaFileList.Count, path, mediaFileList.Select(f => f.FullName).ToJson());
 
             return mediaFileList.ToArray();
         }
diff --git a/src/NzbDrone.Core/MediaFiles/MediaFileRepository.cs b/src/NzbDrone.Core/MediaFiles/MediaFileRepository.cs
index c97f0c2be..70dcbf3e5 100644
--- a/src/NzbDrone.Core/MediaFiles/MediaFileRepository.cs
+++ b/src/NzbDrone.Core/MediaFiles/MediaFileRepository.cs
@@ -1,7 +1,9 @@
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
+using NLog;
 using NzbDrone.Common;
+using NzbDrone.Common.Serializer;
 using NzbDrone.Core.Datastore;
 using NzbDrone.Core.Messaging.Events;
 using NzbDrone.Core.Music;
@@ -23,9 +25,12 @@ namespace NzbDrone.Core.MediaFiles
 
     public class MediaFileRepository : BasicRepository<TrackFile>, IMediaFileRepository
     {
-        public MediaFileRepository(IMainDatabase database, IEventAggregator eventAggregator)
+        private readonly Logger _logger;
+
+        public MediaFileRepository(IMainDatabase database, IEventAggregator eventAggregator, Logger logger)
             : base(database, eventAggregator)
         {
+            _logger = logger;
         }
 
         // always join with all the other good stuff
@@ -134,6 +139,9 @@ namespace NzbDrone.Core.MediaFiles
             _ = _database.QueryJoined<TrackFile, Track>(builder, (file, track) => MapTrack(dict, file, track)).ToList();
             var all = dict.Values.ToList();
 
+            _logger.Trace("{0}", paths.ToJson());
+            _logger.Trace("{0} tracks were found in db:\n{1}", all.Count, all.Select(f => f.Path).ToJson());
+
             var joined = all.Join(paths, x => x.Path, x => x, (file, path) => file, PathEqualityComparer.Instance).ToList();
             return joined;
         }
diff --git a/src/NzbDrone.Core/MediaFiles/MediaFileService.cs b/src/NzbDrone.Core/MediaFiles/MediaFileService.cs
index 01fbe3dd2..f757cad0a 100644
--- a/src/NzbDrone.Core/MediaFiles/MediaFileService.cs
+++ b/src/NzbDrone.Core/MediaFiles/MediaFileService.cs
@@ -4,6 +4,7 @@ using System.IO.Abstractions;
 using System.Linq;
 using NLog;
 using NzbDrone.Common;
+using NzbDrone.Common.Serializer;
 using NzbDrone.Core.Datastore.Events;
 using NzbDrone.Core.MediaFiles.Events;
 using NzbDrone.Core.Messaging.Events;
@@ -104,7 +105,7 @@ namespace NzbDrone.Core.MediaFiles
                 return files;
             }
 
-            _logger.Debug($"Filtering {files.Count} files for unchanged files");
+            _logger.Debug($"Filtering {files.Count} files for unchanged files:\n{files.Select(x => x.FullName).ToJson()}");
 
             var knownFiles = GetFileWithPath(files.Select(x => x.FullName).ToList());
             _logger.Trace($"Got {knownFiles.Count} existing files");