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Groups > linux.kernel > #1442399
| From | Henrique de Moraes Holschuh <hmh@hmh.eng.br> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: Odd performance results |
| Date | 2016-07-13 14:40 +0200 |
| Message-ID | <rUrCi-34n-3@gated-at.bofh.it> (permalink) |
| References | (3 earlier) <rU7kd-6jl-5@gated-at.bofh.it> <rU7tU-6CN-19@gated-at.bofh.it> <rUa8q-8da-19@gated-at.bofh.it> <rUb4t-o7-7@gated-at.bofh.it> <rUmCC-8ei-29@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Wed, 13 Jul 2016, Ingo Molnar wrote:
> > The ordering Paul has, namely 0,1 for core0,smt{0,1} is not something
> > I've ever seen on an Intel part. AMD otoh does enumerate their CMT stuff
> > like what Paul has.
>
> That's more the natural 'direct' mapping from CPU internal topology to CPU id:
> what's close to each other physically is close to each other in the CPU id space
> as well.
But does it correctly reflect the hardware? That seems to be the real
question...
--
"One disk to rule them all, One disk to find them. One disk to bring
them all and in the darkness grind them. In the Land of Redmond
where the shadows lie." -- The Silicon Valley Tarot
Henrique Holschuh
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Odd performance results "Paul E. McKenney" <paulmck@linux.vnet.ibm.com> - 2016-07-10 06:30 +0200
Re: Odd performance results Peter Zijlstra <peterz@infradead.org> - 2016-07-10 07:20 +0200
Re: Odd performance results "Paul E. McKenney" <paulmck@linux.vnet.ibm.com> - 2016-07-10 16:50 +0200
Re: Odd performance results Peter Zijlstra <peterz@infradead.org> - 2016-07-12 17:00 +0200
Re: Odd performance results "Paul E. McKenney" <paulmck@linux.vnet.ibm.com> - 2016-07-12 17:10 +0200
Re: Odd performance results "H. Peter Anvin" <hpa@zytor.com> - 2016-07-12 20:00 +0200
Re: Odd performance results "Paul E. McKenney" <paulmck@linux.vnet.ibm.com> - 2016-07-12 20:30 +0200
Re: Odd performance results Peter Zijlstra <peterz@infradead.org> - 2016-07-12 21:00 +0200
Re: [CRM114spam]: Re: Odd performance results "Dr. David Alan Gilbert" <dave@treblig.org> - 2016-07-12 21:40 +0200
Re: [CRM114spam]: Re: Odd performance results "Paul E. McKenney" <paulmck@linux.vnet.ibm.com> - 2016-07-12 22:10 +0200
Re: [CRM114spam]: Re: Odd performance results Ingo Molnar <mingo@kernel.org> - 2016-07-13 09:30 +0200
Re: Odd performance results Ingo Molnar <mingo@kernel.org> - 2016-07-13 09:20 +0200
Re: Odd performance results Henrique de Moraes Holschuh <hmh@hmh.eng.br> - 2016-07-13 14:40 +0200
Re: Odd performance results Peter Zijlstra <peterz@infradead.org> - 2016-07-13 14:40 +0200
Re: Odd performance results "Paul E. McKenney" <paulmck@linux.vnet.ibm.com> - 2016-07-13 16:10 +0200
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