# GrainCallFrequency

Package: [Microsoft.Orleans.Core](/orleans/docs/api/csharp/microsoft.orleans.core/) 10.0.0

[NuGet package](https://www.nuget.org/packages/Microsoft.Orleans.Core) | [Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Core/SystemTargetInterfaces/IManagementGrain.cs#L153)

```csharp
[Orleans.GenerateSerializer]
[Orleans.Alias(Orleans.Runtime.GrainCallFrequency)]
[Orleans.Immutable]
public struct GrainCallFrequency
```

Represents an estimation of the frequency calls made from a source grain to a target grain.

## Properties

- [CallCount](/orleans/docs/api/csharp/microsoft.orleans.core/orleans.runtime.graincallfrequency/properties/callcount-4eb79aad/)
- [SourceGrain](/orleans/docs/api/csharp/microsoft.orleans.core/orleans.runtime.graincallfrequency/properties/sourcegrain-fe3cf777/)
- [SourceHost](/orleans/docs/api/csharp/microsoft.orleans.core/orleans.runtime.graincallfrequency/properties/sourcehost-24b33aab/)
- [TargetGrain](/orleans/docs/api/csharp/microsoft.orleans.core/orleans.runtime.graincallfrequency/properties/targetgrain-e16c119f/)
- [TargetHost](/orleans/docs/api/csharp/microsoft.orleans.core/orleans.runtime.graincallfrequency/properties/targethost-4373e067/)