# IClusterMembershipService.TryKill(SiloAddress)

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.runtime/orleans.runtime.iclustermembershipservice/) | [Methods](/orleans/docs/api/csharp/microsoft.orleans.runtime/orleans.runtime.iclustermembershipservice/methods/)

```csharp
public abstract Task<bool> TryKill(SiloAddress siloAddress)
```

Unilaterally declares the specified silo defunct.

### Parameters

- `siloAddress` (`SiloAddress`): The silo address which is being declared defunct.

### Returns

`true` if the silo has been evicted, `false` otherwise.