Logistics with Cassandra

Jesse Young | VP of Software Development, Zonar Systems

*  Overview of Zonar Systems *  Technical challenges *  Examples *  The road to Cassandra

What we will discuss today…

Overview of Zonar Systems

*  Seattle *  Heavy fleet telematics *  Hardware Enabled SaaS

About Zonar

*  DOT pre/post trip inspections *  GPS data *  Vehicle diagnostics *  Photos *  More…

Types of Data

Technical challenges at Zonar

*  100+ Database servers *  3,000+ Databases *  100+ TB of storage

Existing Data Storage

*  Data replication *  Fast insert and retrieval of data *  Horizontally scalable *  Easy to administer

Big Data Issue

*  Built-in data replication *  Fast data inserts *  Fast retrieval of data *  Easy administration *  TTLs

Big Data solution - Cassandra

Examples

Photos Elevations ZPass+

*  Cheap storage *  Grow capacity easily *  TTLs

Photos

*  Large data set *  Heavy reads *  Key based *  Scale for performance

Elevation Data

*  Track bus ridership *  Read and write heavy *  Millions of users *  Scale horizontally *  Twissandra

ZPass+

The road to Cassandra usage

We’re hiring! (Thank you)