Conviva使用spark实现实时视频分析

Optimize end user online video experience
Provide historical and real-time metrics for online video providers and distributers
Maximize quality through
Adaptive Bit Rate (ABR)
Content Distribution Network (CDN) switching
Enable Multi-CDN infrastructure with fine grained traffic shaping control
For each CDN, partition clients by City
For each partition compute Buffering Ratio
For each partition select best CDN and send clients to this CDN
Spark
Easily integrates with existing Hadoop architecture
Flexible, simple data model
Writing map() is generally easier than writing update()