# GrainDirectoryOptions.DEFAULT_INITIAL_CACHE_TTL

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.runtime/orleans.configuration.graindirectoryoptions/) | [Fields](/orleans/docs/api/csharp/microsoft.orleans.runtime/orleans.configuration.graindirectoryoptions/fields/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Runtime/Configuration/Options/GrainDirectoryOptions.cs)

```csharp
[System.Obsolete(DEFAULT_INITIAL_CACHE_TTL is deprecated and will be removed in a future version.)]
public static readonly TimeSpan DEFAULT_INITIAL_CACHE_TTL
```

The default value for [GrainDirectoryOptions](/orleans/docs/api/csharp/microsoft.orleans.runtime/orleans.configuration.graindirectoryoptions/).