Re: [RFC] CPU controllers?

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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.

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