# ClusterMembershipOptions.ProbeTimeout

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.core/orleans.configuration.clustermembershipoptions/) | [Properties](/orleans/docs/api/csharp/microsoft.orleans.core/orleans.configuration.clustermembershipoptions/properties/)

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

```csharp
public TimeSpan ProbeTimeout
```

Gets or sets both the period between sending a liveness probe to any given host as well as the timeout for each probe.

### Value

Probes time out and a new probe is sent every 5 seconds by default.