Computer Architecture Today

Informing the broad computing community about current activities, advances and future directions in computer architecture.

In Memoriam — Michel Dubois (April 25, 1953 – July 7, 2022)

It is with deep sadness and great sorrow that we inform the community about the recent passing of our dear friend and colleague, Professor Michel Dubois, a foundational leader in our field of computer architecture and parallel processing. In Michel’s honor, a memorial symposium in celebration of his life and scholarly contributions will be held on Saturday, October 29th, at USC in Los Angeles, California. 

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Persistent Memory – A New Hope

Persistent Memory – A New Hope

The Cancellation of the Intel Optane Product Line Recently, Intel announced the cancellation of all Optane products, including both Optane SSDs and Optane Persistent Memory. The news came all of a sudden but was not totally unexpected, as Micron sold the 3D XPoint fab...

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Wetware-in-the-loop Visual Computing Systems

René Descartes, inspired by anatomical observations of nerve fibers, suggested in his monumental work Principles of Philosophy that (in modern terms) visual stimuli of the external world are captured and transmitted as fluids traveling through nerve fibers, leading to...

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Silent Data Corruption at Scale

Silent Data Corruption at Scale

Hyperscalers are reporting frequent silent data corruptions (SDCs)—a.k.a. silent errors or corrupt execution errors (CEEs)—in their cloud fleets caused by silicon manufacturing defects. Notably, SDCs at-scale exhibit error occurrence rates on the order of one fault...

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