Understanding where water is actually used in modern data centres and where it isn’t. Introduction Over the past year, stories about data centres consuming vast quantities of water have become increasingly common. Headlines often suggest that modern liquid-cooled servers are continuously drawing fresh water from local supplies, while social media has amplified claims that newly […]

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AI clusters live or die by their network. When you stitch together thousands of GPUs, the fabric becomes a first-class accelerator: it must deliver brutal bandwidth, ultra-low tail latency, clean congestion control, and predictable job completion times. For years, InfiniBand (IB) owned that story. Today, “Open Ethernet” fabrics—multi-vendor Ethernet with open software (e.g., SONiC) and […]

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