// Link · 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...

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