Mike Galbraith wrote:
Scheduling contexts do sound useful. They're easily defeated though, as
evolution mail demonstrates to me every time it's GUI hangs and I see
that a nice 19 find is running, eating very little CPU, but effectively
DoSing evolution nonetheless (journal). I wonder how often people who
tried to distribute CPU would likewise be stymied by other resources.
We do a lot with diskless blades. Basically cpu(s), memory, and network
ports.
For this case, cpu, memory, and network controllers are sufficient.
Even just cpu gets you a long way, since mostly we're not IO-intensive
and we generally have a pretty good idea of memory consumption.
Chris
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