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Re:What's So Bad About Posix I/O? by davidmr on Tuesday September 12, 2017 @09:16AM (#15226990)
I don't think so; HPC is a different beast There are very few if any organizations on earth that have a database that can write a sustained 1TByte/second+ from as few as 300-400 node to 100s of PB of stateful media for years on end.

Ken Batcher (maybe of OSU?) wrote a quote that the rest of us have been using for years: "Supercomputers are a tool for converting a CPU-bound problem into a HPC-bound problem."

The filesystems start to look more like databases over time, but it's not like they can throw down a nice Cassandra cluster and have it pick up the slack. I'm not saying it will never happen, but I don't think it's am option at the moment.

Re:What's So Bad About Posix I/O? by davidmr on Tuesday September 12, 2017 @11:22AM (#15228008)
Rather "into an I/O-bound problem". Apologies for ruining Ken's great joke.