Messages in this thread | | | Date | Fri, 27 Feb 2004 09:46:06 -0500 | From | Timothy Miller <> | Subject | Re: [RFC][PATCH] O(1) Entitlement Based Scheduler |
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Peter Williams wrote: > Timothy Miller wrote: >
>> >> >> We don't want user-space programs to have control over priority. > > > They already do e.g. renice is such a program.
No one's talking about LOWERING priority here. You can only DoS someone else if you can set negative nice values, and non-root can't do that.
> >> This is DoS waiting to happen. >> >>> 2. have a user space daemon poll running tasks periodically and >>> renice them if they are running specified binaries >> >> >> >> This is much too specific. Again, if the USER has control over this >> list, > > > It would obviously be under root control.
And that means if someone wants to run a program which is not on the list but which requires (and deserves) higher priority, they cannot.
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