Date: Wed, 11 Sep 2019 01:28:30 -0500 From: "Clay Daniels Jr." <clay.daniels.jr@gmail.com> To: Mark Millard <marklmi@yahoo.com> Cc: FreeBSD Current <freebsd-current@freebsd.org> Subject: Re: "cpuset -n prefer:?" --what values for "?" are supposed to be allowed? (only 1 is, despite two numa domains) Message-ID: <CAGLDxTXWtH7LcgCBwK8T%2B4GRFvvhT5F-c=%2B_ZVFXz%2BObFcHqZQ@mail.gmail.com> In-Reply-To: <C230AB3E-2FCF-4837-A4FD-A29F037647FC@yahoo.com> References: <C230AB3E-2FCF-4837-A4FD-A29F037647FC@yahoo.com>
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Mark, this is what I get on my machine: root@new:~ # cpuset -g pid -1 mask: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 pid -1 domain policy: first-touch mask: 0 root@new:~ # cpuset -l0 -n prefer:0 COMMAND cpuset: COMMAND: No such file or directory root@new:~ # cpuset -l0 -n prefer:2 COMMAND cpuset: setdomain: Invalid argument root@new:~ # cpuset -l0 -n prefer:1 COMMAND cpuset: setdomain: Invalid argument >From dmesg: FreeBSD 13.0-CURRENT r351901 GENERIC amd64 CPU: AMD Ryzen 7 3700X 8-Core Processor(3600.08-MHz K8-class CPU) Similar, Clay On Wed, Sep 11, 2019 at 12:58 AM Mark Millard <marklmi@yahoo.com> wrote: > In a context with: > > # cpuset -g > pid -1 mask: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, > 18, 19, 20, 21, 22, 23, 24, 25, 26, 27 > pid -1 domain policy: first-touch mask: 0, 1 > > I get: > > # cpuset -l0 -n prefer:0 COMMAND > cpuset: setdomain: Invalid argument > > # cpuset -l0 -n prefer:2 COMMAND > cpuset: setdomain: Invalid argument > > But one prefer:? value does allow the COMMAND > to run: > > # cpuset -l0 -n prefer:1 COMMAND > > This seem odd to me. Am I missing something? > > For reference: I'm using a ThreadRipper 1950X > with a head -r351227 based context for this > activity. The above happens to have been run > in a Windows 10 Pro HyperV session, instead > of in a native-boot of the same media. (A > native-boot would have had 32 CPUs.) > > > === > Mark Millard > marklmi at yahoo.com > ( dsl-only.net went > away in early 2018-Mar) > > _______________________________________________ > freebsd-current@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org" >
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