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To me, it’s bizarre to see the HPC mindset taking hold again after the cloud/commodity mindset dominated the last 16 years.

You don’t always need a Ferrari to go to the store

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WDYM by HPC mindset?

"The only meaningful benchmark in the world is LAPACK and only larger than ever monolithic problem instances matter, I don't know what you're talking about, 'embarrassingly parallel'? What a silly word! Serving web requests concurrently? Good for you, congratulations, but can you do parallel programming?"

Sorry if this make anyone feels bad. It certainly made myself uncomfortable typing it out though.

Roughly this. Part of it is performance fetish. Part of it is one architecture for every purpose. I can’t tell you how many times I’ve seen people run embarrassingly parallel jobs coordinated by MPI on a Cray - because somebody spent all that money on that machine. Don’t forget about Bell prize outages.

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