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TripleCloud Engineering
Notes from the team building Icegate — observability on an open lakehouse.
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Architecture
Can you build observability ingestion on S3 alone - no Kafka, no disks, no coordination layer?
Yes - you can run observability ingestion on S3 alone, with no stateful layer to operate: no Kafka, no local disks, no coordination service. We replaced an Apache Kafka + Flink + OTel pipeline (~$700–800/month at 10 MB/s) with one engine where the data, the WAL, and the Apache Iceberg catalog all live in S3, with durability backed by S3. Here's how it works.
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