diff --git a/Emby.Server.Implementations/Emby.Server.Implementations.csproj b/Emby.Server.Implementations/Emby.Server.Implementations.csproj
index a72a87462c..57e040338b 100644
--- a/Emby.Server.Implementations/Emby.Server.Implementations.csproj
+++ b/Emby.Server.Implementations/Emby.Server.Implementations.csproj
@@ -9,6 +9,7 @@
+
diff --git a/Emby.Server.Implementations/Localization/Core/en-US.json b/Emby.Server.Implementations/Localization/Core/en-US.json
index f8f595faa3..65964f6d9f 100644
--- a/Emby.Server.Implementations/Localization/Core/en-US.json
+++ b/Emby.Server.Implementations/Localization/Core/en-US.json
@@ -117,5 +117,7 @@
"TaskRefreshChannels": "Refresh Channels",
"TaskRefreshChannelsDescription": "Refreshes internet channel information.",
"TaskDownloadMissingSubtitles": "Download missing subtitles",
- "TaskDownloadMissingSubtitlesDescription": "Searches the internet for missing subtitles based on metadata configuration."
+ "TaskDownloadMissingSubtitlesDescription": "Searches the internet for missing subtitles based on metadata configuration.",
+ "TaskOptimizeDatabase": "Optimize database",
+ "TaskOptimizeDatabaseDescription": "Compacts database and truncates free space. Running this task after scanning the library or doing other changes that imply database modifications might improve performance."
}
diff --git a/Emby.Server.Implementations/Localization/Core/es.json b/Emby.Server.Implementations/Localization/Core/es.json
index 16fde325f3..91939843fa 100644
--- a/Emby.Server.Implementations/Localization/Core/es.json
+++ b/Emby.Server.Implementations/Localization/Core/es.json
@@ -118,5 +118,7 @@
"TaskCleanActivityLog": "Limpiar registro de actividad",
"Undefined": "Indefinido",
"Forced": "Forzado",
- "Default": "Predeterminado"
+ "Default": "Predeterminado",
+ "TaskOptimizeDatabase": "Optimizar la base de datos",
+ "TaskOptimizeDatabaseDescription": "Compacta y libera el espacio libre en la base de datos. Ejecutar esta tarea tras escanear la biblioteca o hacer cambios que impliquen modificaciones en la base de datos puede mejorar el rendimiento."
}
diff --git a/Emby.Server.Implementations/ScheduledTasks/Tasks/OptimizeDatabaseTask.cs b/Emby.Server.Implementations/ScheduledTasks/Tasks/OptimizeDatabaseTask.cs
new file mode 100644
index 0000000000..1ad1d0f50a
--- /dev/null
+++ b/Emby.Server.Implementations/ScheduledTasks/Tasks/OptimizeDatabaseTask.cs
@@ -0,0 +1,101 @@
+using System;
+using System.Collections.Generic;
+using System.Threading;
+using System.Threading.Tasks;
+using Jellyfin.Server.Implementations;
+using MediaBrowser.Model.Globalization;
+using MediaBrowser.Model.Tasks;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Logging;
+
+namespace Emby.Server.Implementations.ScheduledTasks.Tasks
+{
+ ///
+ /// Optimizes Jellyfin's database by issuing a VACUUM command.
+ ///
+ public class OptimizeDatabaseTask : IScheduledTask, IConfigurableScheduledTask
+ {
+ private readonly ILogger _logger;
+ private readonly ILocalizationManager _localization;
+ private readonly JellyfinDbProvider _provider;
+
+ ///
+ /// Initializes a new instance of the class.
+ ///
+ public OptimizeDatabaseTask(
+ ILogger logger,
+ ILocalizationManager localization,
+ JellyfinDbProvider provider)
+ {
+ _logger = logger;
+ _localization = localization;
+ _provider = provider;
+ }
+
+ ///
+ public string Name => _localization.GetLocalizedString("TaskOptimizeDatabase");
+
+ ///
+ public string Description => _localization.GetLocalizedString("TaskOptimizeDatabaseDescription");
+
+ ///
+ public string Category => _localization.GetLocalizedString("TasksMaintenanceCategory");
+
+ ///
+ public string Key => "OptimizeDatabaseTask";
+
+ ///
+ public bool IsHidden => false;
+
+ ///
+ public bool IsEnabled => true;
+
+ ///
+ public bool IsLogged => true;
+
+ ///
+ /// Creates the triggers that define when the task will run.
+ ///
+ /// IEnumerable{BaseTaskTrigger}.
+ public IEnumerable GetDefaultTriggers()
+ {
+ return new[]
+ {
+ // Every so often
+ new TaskTriggerInfo { Type = TaskTriggerInfo.TriggerInterval, IntervalTicks = TimeSpan.FromHours(24).Ticks }
+ };
+ }
+
+ ///
+ /// Returns the task to be executed.
+ ///
+ /// The cancellation token.
+ /// The progress.
+ /// Task.
+ public Task Execute(CancellationToken cancellationToken, IProgress progress)
+ {
+ _logger.LogInformation("Optimizing and vacuuming jellyfin.db...");
+
+ try
+ {
+ using var context = _provider.CreateContext();
+ if (context.Database.IsSqlite())
+ {
+ context.Database.ExecuteSqlRaw("PRAGMA optimize");
+ context.Database.ExecuteSqlRaw("VACUUM");
+ _logger.LogInformation("jellyfin.db optimized successfully!");
+ }
+ else
+ {
+ _logger.LogInformation("This database doesn't support optimization");
+ }
+ }
+ catch (Exception e)
+ {
+ _logger.LogError(e, "Error while optimizing jellyfin.db");
+ }
+
+ return Task.CompletedTask;
+ }
+ }
+}
diff --git a/Jellyfin.Server/Program.cs b/Jellyfin.Server/Program.cs
index c10b2ddb3a..3a3d7415bf 100644
--- a/Jellyfin.Server/Program.cs
+++ b/Jellyfin.Server/Program.cs
@@ -12,10 +12,12 @@ using System.Threading.Tasks;
using CommandLine;
using Emby.Server.Implementations;
using Emby.Server.Implementations.IO;
+using Jellyfin.Server.Implementations;
using MediaBrowser.Common.Configuration;
using MediaBrowser.Common.Net;
using MediaBrowser.Controller.Extensions;
using Microsoft.AspNetCore.Hosting;
+using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.DependencyInjection.Extensions;
@@ -220,6 +222,14 @@ namespace Jellyfin.Server
}
finally
{
+ _logger.LogInformation("Running query planner optimizations in the database... This might take a while");
+ // Run before disposing the application
+ using var context = new JellyfinDbProvider(appHost.ServiceProvider, appPaths).CreateContext();
+ if (context.Database.IsSqlite())
+ {
+ context.Database.ExecuteSqlRaw("PRAGMA optimize");
+ }
+
appHost.Dispose();
}