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Migrating Critical Traffic At Scale with No Downtime?—?Part 2

The Netflix TechBlog

Migrating Critical Traffic At Scale with No Downtime — Part 2 Shyam Gala , Javier Fernandez-Ivern , Anup Rokkam Pratap , Devang Shah Picture yourself enthralled by the latest episode of your beloved Netflix series, delighting in an uninterrupted, high-definition streaming experience. This is where large-scale system migrations come into play.

Traffic 285
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Dynatrace Cost & Carbon Optimization certified for accuracy and transparency

Dynatrace

Network traffic power calculations rely on static power estimations for both public and private networks. Static assumptions are: Local network traffic uses 0.12 Public network traffic uses 1.0 Storage calculations assume that one terabyte consumes 1.2 A CPU operating at 100% utilization consumes power equal to its TDP.

Energy 223
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How Netflix Accurately Attributes eBPF Flow Logs

The Netflix TechBlog

Although more efficient broadcasting implementations exist, the Kafka-based approach is simple and has worked well forus. Because the in-memory state can be quickly rebuilt when a FlowCollector node starts up, no persistent storage is required. With 30 c7i.2xlarge

AWS 188
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Title Launch Observability at Netflix Scale

The Netflix TechBlog

This led to a suite of fragmented scripts, runbooks, and ad hoc solutions scattered across teamsan approach that was neither sustainable nor efficient. To detect issues proactively, we need to simulate traffic and predict system behavior in advance. The stakes are even higher when ensuring every title launches flawlessly.

Traffic 172
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Title Launch Observability at Netflix Scale

The Netflix TechBlog

Accurately Reflecting Production Behavior A key part of our solution is insights into production behavior, which necessitates our requests to the endpoint result in traffic to the real service functions that mimics the same pathways the traffic would take if it came from the usualcallers. We call this capability TimeTravel.

Traffic 180
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RabbitMQ vs. Kafka: Key Differences

Scalegrid

Kafka scales efficiently for large data workloads, while RabbitMQ provides strong message durability and precise control over message delivery. Message brokers handle validation, routing, storage, and delivery, ensuring efficient and reliable communication. What is RabbitMQ?

Latency 147
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Introducing Impressions at Netflix

The Netflix TechBlog

This dual-path approach leverages Kafkas capability for low-latency streaming and Icebergs efficient management of large-scale, immutable datasets, ensuring both real-time responsiveness and comprehensive historical data availability. This integration will not only optimize performance but also ensure more efficient resource utilization.

Tuning 166