/// <summary>
/// Process a heart beat sent by a data node
/// </summary>
/// <param name="dataNodeGuid">GUID of the data node hearbeating</param>
public void SendHeartbeat(Guid dataNodeGuid)
{
_logger.LogDebug("Heartbeat recevied from datanode {0}", dataNodeGuid);
// Update the data node descriptor to reflect the hearbeat
_dataNodeRepository.SetLastUpdateTicks(dataNodeGuid, _dateTimeProvider.Now.Ticks);
}
