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Groups > comp.os.linux.networking > #2057
| From | Chris Davies <chris-usenet@roaima.co.uk> |
|---|---|
| Newsgroups | comp.os.linux.networking, comp.os.linux.misc |
| Subject | Re: Mental-model of multiprocessing? |
| Date | 2013-03-27 15:30 +0000 |
| Organization | Roaima. Harrogate, North Yorkshire, UK |
| Message-ID | <dufb2ax8f6.ln2@news.roaima.co.uk> (permalink) |
| References | <kiuk8p$4is$1@dont-email.me> <kiuu67$4lv$1@dont-email.me> <87620dgcbn.fsf@araminta.anjou.terraraq.org.uk> <kiv03m$j2g$1@news.albasani.net> |
Cross-posted to 2 groups.
In comp.os.linux.misc The Natural Philosopher <tnp@invalid.invalid> wrote: > I haven't looked at C stuff at that level - are their calls to spin > threads into different cores available? Yes. > I had assumed that the kernel itself would allocate CPUs to active > tasks, on the basis of whichever CPU had less going on, but not that a > given user level program would be able to control that .. $ man -k affinity pthread_attr_getaffinity_np (3) - set/get CPU affinity attribute in thread attributes object pthread_attr_setaffinity_np (3) - set/get CPU affinity attribute in thread attributes object pthread_getaffinity_np (3) - set/get CPU affinity of a thread pthread_setaffinity_np (3) - set/get CPU affinity of a thread sched_getaffinity (2) - set and get a process's CPU affinity mask sched_setaffinity (2) - set and get a process's CPU affinity mask taskset (1) - retrieve or set a process's CPU affinity Chris
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Mental-model of multiprocessing? Avoid9Pdf@gmail.com - 2013-03-27 11:13 +0000
Re: Mental-model of multiprocessing? Joe Beanfish <joebeanfish@nospam.duh> - 2013-03-27 14:02 +0000
Re: Mental-model of multiprocessing? Richard Kettlewell <rjk@greenend.org.uk> - 2013-03-27 14:13 +0000
Re: Mental-model of multiprocessing? The Natural Philosopher <tnp@invalid.invalid> - 2013-03-27 14:35 +0000
Re: Mental-model of multiprocessing? Chris Davies <chris-usenet@roaima.co.uk> - 2013-03-27 15:30 +0000
Re: Mental-model of multiprocessing? The Natural Philosopher <tnp@invalid.invalid> - 2013-03-27 18:57 +0000
Re: Mental-model of multiprocessing? Richard Kettlewell <rjk@greenend.org.uk> - 2013-03-27 21:15 +0000
Re: Mental-model of multiprocessing? The Natural Philosopher <tnp@invalid.invalid> - 2013-03-27 21:36 +0000
Re: Mental-model of multiprocessing? Aragorn <stryder@telenet.be.invalid> - 2013-03-28 06:56 +0100
Re: Mental-model of multiprocessing? Jorgen Grahn <grahn+nntp@snipabacken.se> - 2013-03-27 21:47 +0000
Re: Mental-model of multiprocessing? Avoid9Pdf@gmail.com - 2013-03-29 14:28 +0000
Re: Mental-model of multiprocessing? The Natural Philosopher <tnp@invalid.invalid> - 2013-03-29 15:32 +0000
Re: Mental-model of multiprocessing? J G Miller <miller@yoyo.ORG> - 2013-03-29 22:36 +0000
Re: Mental-model of multiprocessing? Chris Davies <chris-usenet@roaima.co.uk> - 2013-03-29 17:31 +0000
Re: Mental-model of multiprocessing? Avoid9Pdf@gmail.com - 2013-03-29 21:10 +0000
Re: Mental-model of multiprocessing? "Chris F.A. Johnson" <cfajohnson@gmail.com> - 2013-03-29 18:55 -0400
Re: Mental-model of multiprocessing? Unknown <dog@gmail.com> - 2013-03-30 06:01 +0000
Re: Mental-model of multiprocessing? Chris Davies <chris-usenet@roaima.co.uk> - 2013-03-30 21:28 +0000
Re: Mental-model of multiprocessing? Joe Beanfish <joebeanfish@nospam.duh> - 2013-04-01 15:32 +0000
Re: Mental-model of multiprocessing? Unknown <dog@gmail.com> - 2013-04-03 08:00 +0000
Re: Mental-model of multiprocessing? Joe Beanfish <joebeanfish@nospam.duh> - 2013-04-08 14:47 +0000
Re: Mental-model of multiprocessing? Unknown <dog@gmail.com> - 2013-04-03 08:02 +0000
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