messaging system

Didi Tech

Jan 9, 2024 · Big Data

Introducing Apache Pulsar: Technical Benefits and Solutions for Didi Big Data Messaging System

Apache Pulsar, a cloud‑native distributed messaging platform, solves Didi Big Data’s DKafka bottlenecks by separating compute and storage, using sequential log writes, heterogeneous disks, multi‑level caching, bundle‑based load balancing and automatic scaling, dramatically improving stability while introducing richer monitoring complexity.

Apache PulsarDKafkaStorage Optimization

0 likes · 17 min read

Introducing Apache Pulsar: Technical Benefits and Solutions for Didi Big Data Messaging System

Xianyu Technology

Aug 25, 2020 · Backend Development

Optimizing Offline Push Delivery in Xianyu's Messaging System

Xianyu improved its offline‑push delivery by fixing duplicate Agoo calls, using device IDs, classifying messages to avoid vendor quotas, prompting notification permissions, and personalizing timing and content, which raised the weak‑perception delivery rate by double‑digit percentages and set the stage for path tracing and infrastructure decoupling.

AlibabaXianyubackend optimization

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Optimizing Offline Push Delivery in Xianyu's Messaging System