News Nvidia Hopper-based 100kW cluster deploys with 144 H200 GPUs — Exacluster features 192 96-core CPUs, 36TB DDR5 RAM, and 270TB of NVMe storage

270TB of NVMe solid-state storage
I know that they probably have that spread across systems. But in my mind they have that entire cluster running off of 2-3 of the 122TB class SSDs.