# MemoryGrainStorageSiloBuilderExtensions Methods

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.persistence.memory/orleans.hosting.memorygrainstoragesilobuilderextensions/)

## AddMemoryGrainStorage(ISiloBuilder, string, Action<MemoryGrainStorageOptions>) {#addmemorygrainstorage-this-orleans-hosting-isilobuilder-string-system-action-orl-f47d5318}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.persistence.memory/orleans.hosting.memorygrainstoragesilobuilderextensions/methods/addmemorygrainstorage-this-orleans-hosting-isilobuilder-string-system-action-orl-f47d5318/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Persistence.Memory/Hosting/MemoryGrainStorageSiloBuilderExtensions.cs)

```csharp
public static ISiloBuilder AddMemoryGrainStorage(this ISiloBuilder builder, string name, Action<MemoryGrainStorageOptions> configureOptions)
```

Configure silo to use memory grain storage.

### Parameters

- `builder` (`ISiloBuilder`): The builder.
- `name` (`string`): The name of the storage provider. This must match with the `StorageName` property specified when injecting state into a grain.
- `configureOptions` (`Action<MemoryGrainStorageOptions>`): The configuration delegate.

### Returns

The silo builder.

## AddMemoryGrainStorage(ISiloBuilder, string, Action&lt;OptionsBuilder&lt;MemoryGrainStorageOptions&gt;&gt;) {#addmemorygrainstorage-this-orleans-hosting-isilobuilder-string-system-action-mic-e0783069}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.persistence.memory/orleans.hosting.memorygrainstoragesilobuilderextensions/methods/addmemorygrainstorage-this-orleans-hosting-isilobuilder-string-system-action-mic-e0783069/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Persistence.Memory/Hosting/MemoryGrainStorageSiloBuilderExtensions.cs)

```csharp
public static ISiloBuilder AddMemoryGrainStorage(this ISiloBuilder builder, string name, Action<OptionsBuilder<MemoryGrainStorageOptions>> configureOptions = null)
```

Configure silo to use memory grain storage.

### Parameters

- `builder` (`ISiloBuilder`): The builder.
- `name` (`string`): The name of the storage provider. This must match with the `StorageName` property specified when injecting state into a grain.
- `configureOptions` (`Action<OptionsBuilder<MemoryGrainStorageOptions>>`): The configuration delegate.

### Returns

The silo builder.

## AddMemoryGrainStorageAsDefault(ISiloBuilder, Action&lt;MemoryGrainStorageOptions&gt;) {#addmemorygrainstorageasdefault-this-orleans-hosting-isilobuilder-system-action-o-4cd647e3}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.persistence.memory/orleans.hosting.memorygrainstoragesilobuilderextensions/methods/addmemorygrainstorageasdefault-this-orleans-hosting-isilobuilder-system-action-o-4cd647e3/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Persistence.Memory/Hosting/MemoryGrainStorageSiloBuilderExtensions.cs)

```csharp
public static ISiloBuilder AddMemoryGrainStorageAsDefault(this ISiloBuilder builder, Action<MemoryGrainStorageOptions> configureOptions)
```

Configure silo to use memory grain storage as the default grain storage.

### Parameters

- `builder` (`ISiloBuilder`): The builder.
- `configureOptions` (`Action<MemoryGrainStorageOptions>`): The configuration delegate.

### Returns

The silo builder.

## AddMemoryGrainStorageAsDefault(ISiloBuilder, Action&lt;OptionsBuilder&lt;MemoryGrainStorageOptions&gt;&gt;) {#addmemorygrainstorageasdefault-this-orleans-hosting-isilobuilder-system-action-m-253697d0}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.persistence.memory/orleans.hosting.memorygrainstoragesilobuilderextensions/methods/addmemorygrainstorageasdefault-this-orleans-hosting-isilobuilder-system-action-m-253697d0/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Persistence.Memory/Hosting/MemoryGrainStorageSiloBuilderExtensions.cs)

```csharp
public static ISiloBuilder AddMemoryGrainStorageAsDefault(this ISiloBuilder builder, Action<OptionsBuilder<MemoryGrainStorageOptions>> configureOptions = null)
```

Configure silo to use memory grain storage as the default grain storage.

### Parameters

- `builder` (`ISiloBuilder`): The builder.
- `configureOptions` (`Action<OptionsBuilder<MemoryGrainStorageOptions>>`): The configuration delegate.

### Returns

The silo builder.