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

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

```csharp
public abstract 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).