// Hacker Noon · 14 May 2026

Distributed Consensus at Scale: Running Zookeeper on GKE with Local SSD (Z4D)

Distributed consensus systems like Zookeeper are fundamentally bottlenecked by network disk I/O latency. Google Cloud's new Z4D instances, featuring massive Titanium local SSDs and 400 Gbps bandwidth, completely eliminate this hardware bottleneck. By carefully configuring GKE with strict anti-affini...

Hacker Noon

@hacker-noon · Anuj Ashok Potdar

hackernoon.com

Hacker Noon@hacker-noon