Re: George's annual rant (brief)
- In reply to: George Mitchell : "George's annual rant (brief)"
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Date: Sat, 13 Jul 2024 23:01:49 UTC
On 7/13/24 18:59, George Mitchell wrote: > I've just tried my annual test of SCHED_4BSD Vs. SCHED_ULE on > 13.3-RELEASE-p4. I run a "make buildworld" with the port misc/dnetc > running. (It's a totally compute-bound process that gobbles up all > available CPU cycles, but runs at "nice 20".) Run time in seconds: > > dnetc SCHED_ULE SCHED_4BSD > running 56185 25819 > not running 19372 20319 > > This machine is also an NFS file server, but usually with a very > low load. > > I have been assured may times that there exists a set of conditions > where SCHED_ULE will outperform SCHED_4BSD, but no one seems to know > what they are. > > That's all from me on this subject for this year. -- George Sorry, forgot to mention I filed https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=280266 to suggest a change to misc/dnetc's install message.