How Dubbo 3 Implements Cloud‑Native Observability with Metrics, Tracing, and Prometheus

This article explains the fundamentals and progress of Dubbo 3’s observability features, focusing on the Metrics module, its data model, collection, local aggregation using sliding windows and TDigest, and Prometheus‑based metric export, illustrating code snippets and architectural details for cloud‑native microservice monitoring.

cloud-nativetdigest

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How Dubbo 3 Implements Cloud‑Native Observability with Metrics, Tracing, and Prometheus

Baidu Geek Talk

May 24, 2021 · Big Data

Real-Time Quantile Computation Using TDigest: Architecture and Solutions

The article presents a real‑time quantile solution using the TDigest data structure, which clusters data into centroids and stores digests in Redis or Doris, pre‑computes quantiles for all dimension combinations, and provides a reusable API that delivers fast, accurate, low‑memory quantile statistics for diverse business scenarios.

data aggregationdorisreal-time quantile

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Real-Time Quantile Computation Using TDigest: Architecture and Solutions