After a pretty positive experience with influxdb I wanted to create a super simple telemetry producer (this one in Node.js) to spotlight a few types of time series data query supported in influxdb. (Source code available on GitHub) To get live data for this demo, I created a simple script that generates metric data for CPU Utilization and Free Memory on your local machine at 1 sec resolution. ...
About a year and a half ago, I wrote about Big Data Opportunities, focusing primarily on Leveraging Unused Data, Driving New Value From Summary Data and Harnessing Heterogeneous Data Sensors (more recently known as Internet of Things). Since that post, data space has exploded with numerous solutions addressing many of these areas. These solutions while mostly based on batch operations and limited to serial MapReduce jobs against frequently off-line, inadequately secured, Hadoop cluster, they do allow access to previously inaccessible data. ...