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Give meaning to 100 billion analytics events a day, analytics at Teads

Talkat DataXDay 2019 · on Thursday, 2019-06-27· [data-engineering, databases]
links:none on file
slides:none on file

Claims a pipeline that handles 100 billion events per day (≈1M events/s) by writing immediately into Kafka → Dataflow → BigQuery ELT, splitting tracking into a fast collector and a Flink hydrator, then rolling up into hourly tables. BigQuery runs a roll-up query over 100M rows (25 GB) in 1m40s with ~50× compression; 60 dimensions and 150 metrics drive data marts exported into per-app Redshift clusters for sub-second web queries. Operates at scale but hits a 1 Gbps intercloud VPN bottleneck and keeps only ~10% of events for analysis.

AI-written summary · about

  1. 0:00Start
  2. 1:09Why Do We Even Need Data
  3. 2:40100 Billion Events a Day
  4. 6:08Tracker Collector
  5. 8:47Roll-Up Job
  6. 10:56What Did We Learn with Bigquery
  7. 17:12The Core Concurrency Limit
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