C* Summit 2013: Ground Traffic Control - Logistics with Cassandra by Jesse Young
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Transcript of C* Summit 2013: Ground Traffic Control - Logistics with Cassandra by Jesse Young
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)