The vast, labyrinthine computer room of Veritas DGC Inc., in Houston, used to be a crowded, bustling place. These days, the oil industry consulting firm's computer room is much quieter and less crammed. The nodelers are still nodeling, but they spend considerably less time in the chilly computer room. Here's why: the number of servers that are down at any given time has dropped from 2 percent to 1 percent. It seems like a tiny improvement, but not when you have 10 000 servers. (source: spectrum.ieee.org)
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