Businesses today receive data at massive scale and speed due to the explosive growth of data sources that continuously generate streams of data. Whether it is log data from application servers, clickstream data from websites and mobile apps, or telemetry data from Internet of Things (IoT) devices, it all contains information that can help you learn about what your customers, applications, and products are doing right now. Having the ability to process and analyze this data in real-time is essential to do thingssuch as continuously monitor your applications to ensure high service uptime and personalize promotional offers and product recommendations.