# DefaultQueueAdapterReceiverMonitor.TrackMessagesReceived(long, DateTime?, DateTime?)

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleans.providers.streams.common.defaultqueueadapterreceivermonitor/) | [Methods](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleans.providers.streams.common.defaultqueueadapterreceivermonitor/methods/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Streaming/Common/Monitors/DefaultQueueAdapterReceiverMonitor.cs#L85-L98)

```csharp
public void TrackMessagesReceived(long count, DateTime? oldestMessageEnqueueTimeUtc, DateTime? newestMessageEnqueueTimeUtc)
```

Tracks messages read and time taken per successful read. Tracked per successful partition read operation.

### Parameters

- `count` (`long`): Messages read.
- `oldestMessageEnqueueTimeUtc` (`DateTime?`): The oldest message enqueue time (UTC).
- `newestMessageEnqueueTimeUtc` (`DateTime?`): The newest message enqueue time (UTC).