kern.sched.quantum: Creepy, sadistic scheduler

George Mitchell george+freebsd at
Wed Apr 4 13:40:11 UTC 2018

On 04/04/18 06:39, Alban Hertroys wrote:
> [...]
> That said, SCHED_ULE (the default scheduler for quite a while now) was designed with multi-CPU configurations in mind and there are claims that SCHED_4BSD works better for single-CPU configurations. You may give that a try, if you're not already on SCHED_4BSD.
> [...]

A small, disgruntled community of FreeBSD users who have never seen
proof that SCHED_ULE is better than SCHED_4BSD in any environment
continue to regularly recompile with SCHED_4BSD.  I dread the day when
that becomes impossible, but at least it isn't here yet.      -- George

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