Nov 3, 2022 · Backend Development

Design and Implementation of Logan Real-Time Log System at Meituan

The article details Meituan’s end‑to‑end design and implementation of Logan, a high‑performance real‑time logging service for mobile apps, web, mini‑programs and IoT, covering background challenges, architecture layers, technology choices such as Flink and Elasticsearch, stability measures, deployment practices, achieved results and future plans.

Blue‑Green deploymentElasticsearchFlink

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Design and Implementation of Logan Real-Time Log System at Meituan

Meituan Technology Team

Jan 9, 2020 · Frontend Development

Logan Web: An Open‑Source Front‑End Logging SDK and Its Technical Implementation

Logan Web is Meituan‑Dianping’s open‑source front‑end logging SDK that stores encrypted logs in IndexedDB, triggers batch uploads on exceptions or user actions, and integrates with server‑side services and a visual analysis platform to provide end‑to‑end traceability for massive web traffic.

Hybrid EncryptionIndexedDBLogan

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Logan Web: An Open‑Source Front‑End Logging SDK and Its Technical Implementation