Why Kafka May Be Unnecessary for OpenTelemetry‑to‑ClickHouse Pipelines
The post compares the classic OpenTelemetry → Kafka → ClickHouse stack with a streamlined OpenTelemetry → GlassFlow → ClickHouse flow. It shows that ClickHouse’s native Kafka engine and async inserts often make an external Kafka broker redundant, cutting operational cost without sacrificing reliability.