InfoQ - Distributed Systems

Presentation: Latency: the Race to Zero...Are We There Yet?

Amir Langer — Fri, 10 Apr 2026 14:28:00 GMT

Amir Langer discusses the evolution of latency reduction, from the Pony Express to modern hardware. He explains how separation of concerns - decoupling business logic from I/O - and tools like Aeron and the Disruptor achieve single-digit microsecond speeds. He shares insights into replicated state machines, consensus protocols like Raft, and the future of low-latency sequencer architectures.

By Amir Langer

Pinterest Reduces Spark OOM Failures by 96% through Auto Memory Retries

Leela Kumili — Mon, 06 Apr 2026 14:32:00 GMT

Pinterest Engineering cut Apache Spark out-of-memory failures by 96% using improved observability, configuration tuning, and automatic memory retries. Staged rollout, dashboards, and proactive memory adjustments stabilized data pipelines, reduced manual intervention, and lowered operational overhead across tens of thousands of daily jobs.

By Leela Kumili

Article: Replacing Database Sequences at Scale without Breaking 100+ Services

Saumya Tyagi — Fri, 03 Apr 2026 09:00:00 GMT

The article discusses the challenges faced during a migration from a relational database to NoSQL, focusing on the importance of database sequences for unique identifiers. It outlines the development of a new sequence service using DynamoDB and a two-tier caching architecture.

By Saumya Tyagi