# AzureTableStreamQueueCheckpointer.FlushAsync(CancellationToken)

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.streaming.eventhubs/orleans.streams.azuretablestreamqueuecheckpointer/) | [Methods](/orleans/docs/api/csharp/microsoft.orleans.streaming.eventhubs/orleans.streams.azuretablestreamqueuecheckpointer/methods/)

[Source](https://github.com/dotnet/orleans/blob/b7a9e3e1c9c54b3cec3a467c5734bf7744541bcf/src/Azure/Orleans.Streaming.EventHubs/Providers/Streams/EventHub/AzureTableStreamQueueCheckpointer.cs#L161-L204)

```csharp
public Task FlushAsync(CancellationToken cancellationToken)
```

Flushes any pending checkpoint to persistent storage, ensuring the latest offset is durably saved. Called during shutdown or rebalancing to prevent message replay on restart.

### Parameters

- `cancellationToken` (`CancellationToken`): The cancellation token.

### Returns

A `System.Threading.Tasks.Task` representing the flush operation.