Re: [2.4.17/18pre] VM and swap - it's really unusable

Daniel Phillips
2002-01-14T18:43:03Z

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?

--
Daniel