Ingesting the Milky Way: Petabyte-Scale with Zerobus Ingest

Zerobus Ingest is Databricks' serverless streaming service for petabyte-scale data ingestion into Delta tables.

• •Ingested 1 petabyte of NASA NEOWISE data in 24 hours with 12 GB/s sustained throughput and zero pre-configuration.
• •Uses dynamic partitioning with stream-level ordering guarantees to enable autoscaling without manual broker provisioning.
• •Custom ZeroParser protobuf decoder achieves 1 GB/s per CPU core using single-pass parsing with zero memory allocations.
• •Implements latency-optimized write-ahead log (WAL) with async acknowledgements for Kafka-like durability guarantees.

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