Messages in this thread | | | From | Daniel Phillips <> | Subject | Re: [2.4.17/18pre] VM and swap - it's really unusable | Date | Mon, 14 Jan 2002 19:43:59 +0100 |
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On January 14, 2002 10:09 am, yodaiken@fsmlabs.com wrote: > UNIX generally tries to ensure liveness. So you know that > cat lkarchive | grep feel | wc > will complete and not just that, it will run pretty reasonably because > for UNIX _every_ process is important and gets cpu and IO time. > When you start trying to add special low latency tasks, you endanger > liveness. And preempt is especially corrosive because one of the > mechanisms UNIX uses to assure liveness is to make sure that once a > process starts it can do a significant chunk of work.
You're claiming that preemption by nature is not Unix-like?
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