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Timer slack for slacker developers [] -
"The "timer slack controller" is a proposed mechanism that would allow a session management program to adjust the timer tolerances of a group of processes with a single knob. It seems like a relatively obscure and harmless feature, but it has been the focus of an intense debate on the kernel mailing lists. The core question has been seen before: what measures should the kernel take, if any, to keep poorly-written applications from hurting performance?" ‎· silpol