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Communications of the ACM

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Jupiter Rising
From Communications of the ACM

Jupiter Rising: A Decade of Clos Topologies and Centralized Control in Google's Datacenter Network

We present our approach for overcoming the cost, operational complexity, and limited scale endemic to datacenter networks a decade ago.

Difference Engine: Harnessing Memory Redundancy in Virtual Machines
From Communications of the ACM

Difference Engine: Harnessing Memory Redundancy in Virtual Machines

Virtual machine monitors are a popular platform for Internet hosting centers and cloud-based compute services. But main memory is not amenable to multiplexed hardware...
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