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Groups > linux.kernel > #1420738
| From | Peter Zijlstra <peterz@infradead.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH 2/2] s390/topology: add drawer scheduling domain level |
| Date | 2016-06-13 13:40 +0200 |
| Message-ID | <rJynL-5Ep-13@gated-at.bofh.it> (permalink) |
| References | <rHHER-6Fd-17@gated-at.bofh.it> <rHHOy-6Iz-21@gated-at.bofh.it> <rJxUJ-5uh-1@gated-at.bofh.it> <rJye5-5AU-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Mon, Jun 13, 2016 at 01:25:53PM +0200, Heiko Carstens wrote: > On Mon, Jun 13, 2016 at 01:06:21PM +0200, Peter Zijlstra wrote: > > On Wed, Jun 08, 2016 at 11:09:16AM +0200, Heiko Carstens wrote: > > > The z13 machine added a fourth level to the cpu topology > > > information. The new top level is called drawer. > > > > > > A drawer contains two books, which used to be the top level. > > > > > > Adding this additional scheduling domain did show performance > > > improvements for some workloads of up to 8%, while there don't > > > seem to be any workloads impacted in a negative way. > > > > Right; so no objection. > > > > Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org> > > May I add your ACK also to the sysfs patch? Not really my area, nor something I've ever looked hard at, but the patch seems to have the right shape, so sure ;-)
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Re: [PATCH 2/2] s390/topology: add drawer scheduling domain level Peter Zijlstra <peterz@infradead.org> - 2016-06-13 13:10 +0200
Re: [PATCH 2/2] s390/topology: add drawer scheduling domain level Heiko Carstens <heiko.carstens@de.ibm.com> - 2016-06-13 13:30 +0200
Re: [PATCH 2/2] s390/topology: add drawer scheduling domain level Peter Zijlstra <peterz@infradead.org> - 2016-06-13 13:40 +0200
Re: [PATCH 2/2] s390/topology: add drawer scheduling domain level Heiko Carstens <heiko.carstens@de.ibm.com> - 2016-06-13 14:30 +0200
Re: [PATCH 2/2] s390/topology: add drawer scheduling domain level Peter Zijlstra <peterz@infradead.org> - 2016-06-13 15:10 +0200
Re: [PATCH 2/2] s390/topology: add drawer scheduling domain level Martin Schwidefsky <schwidefsky@de.ibm.com> - 2016-06-13 15:30 +0200
Re: [PATCH 2/2] s390/topology: add drawer scheduling domain level Peter Zijlstra <peterz@infradead.org> - 2016-06-13 16:00 +0200
Re: [PATCH 2/2] s390/topology: add drawer scheduling domain level Martin Schwidefsky <schwidefsky@de.ibm.com> - 2016-06-13 16:40 +0200
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