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Comparing Streaming Data Options For Speed, Simplicity & Safety

Talkat Big Data LDN 2022 · 2022-09-21..09-22· [data-engineering]
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Benchmarks use the OpenMessaging Benchmark on AWS i3en instances and compare Kafka and Redpanda at 50MB/s, 500MB/s and 1GB/s with TLS/SASL on. Redpanda (C++ per-core, no JVM) hits p99.99 ≈ 17ms at 500MB/s on 3 nodes; Kafka cannot complete on 3 nodes, requires 4–9 nodes for 113–389ms tail latency and shows >6s tails at 1GB/s on 6 nodes. Redpanda uses tiered S3 storage and Raft (no ZooKeeper), cutting production node count (18→3) and claiming ~$187k vs $1.2M yearly TCO (≈7× savings).

AI-written summary · about

  1. 0:00Introduction to streaming options
  2. 0:24Four eras of messaging history
  3. 3:29Kafka's dominance and ecosystem
  4. 5:35Introducing Redpanda
  5. 8:28Benchmarking with Open Messaging
  6. 12:03Latency comparison results
  7. 14:13Cluster sizing and retention
  8. 17:24Cost comparison breakdown
  9. 20:14Redpanda deployment options
  10. 23:22Q&A and resources
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