Looking for needles in haystacks, and other quixotic pasttimes

I have been wanting to get CCS adoption data. It helps us understand whether this is a viable target for software development, and whether or not we want to invest limited resources in it. We had been asked previously by Microsoft to “benchmark” applications, though they seem to have missed our point about porting the applications to run fast natively before we benchmark.

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As systems scale up, hard problems are exposed

You have a 4 node cluster. You want to share data among the nodes. Pretend it is a “desktop” machine. Fine. Setup NFS. Or Samba/CIFS. Share the data. End of story.
But this doesn’t work as well when you get to 40 nodes, and starts failing badly at 400. At 4000 nodes, well, you need a special filesystem design.
What happened? Why when we scale up do problems arise?

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