Alibaba Cloud Developer

Nov 30, 2017 · Big Data

How Ali‑HBase Cut Young GC Pauses from 120 ms to 5 ms: Inside CCSMap & BucketCache

This article explains how Alibaba engineers reduced young‑generation garbage‑collection pauses in large‑scale HBase deployments from over a hundred milliseconds to just a few milliseconds by redesigning memory management with CCSMap, BucketCache, and the tenant‑aware AliGC algorithm.