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Article #87Re^2: How to fork and bind on sequent ?
From: David Haynes
Date: Wed, 26 Jul 1989 12:39
Date: Wed, 26 Jul 1989 12:39
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arosen@hen.ulowell.edu (MFHorn) writes: >In article <2400058@kailand> pwolfe@kailand.KAI.COM writes: > Check out the TMP_AFFINITY(2) system call. > I've never actually used it, but I think it > restricts your process to being scheduled on a particular processor, but > doesn't prevent that processor from running other processes. >It doesn't prevent the processor from running other processes, but >affinitied processes are scheduled before non-affinitied processes, >so you get an inherent priority over other processes. >It make some time for other processes to migrate off you processor, >but after that, you should have it pretty much all to yourself. >-- >Andy Rosen | arosen@swan.ulowell.edu | "I got this guitar and I However, if you also use the proc_ctl() system call you can keep the processes' effective priority high and thereby effectively "glue" the process to the assigned processor. Check out Appendix B of the Guide to Parallel Programming (second edition) Published by Prentis Hall. -david-
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Path: arc1-ca.pugleaf.net!utzoo!attcan!utgpu!jarvis.csri.toronto.edu!dptcdc!torsqnt!david From: david@torsqnt.UUCP (David Haynes) Newsgroups: comp.sys.sequent Subject: Re^2: How to fork and bind on sequent ? Message-ID: <371@torsqnt.UUCP> Date: 26 Jul 89 12:39:42 GMT References: <8823@pyr.gatech.EDU> <2400058@kailand> <AROSEN.89Jul25110934@hen.ulowell.edu> Organization: Sequent Computers (Canada) Ltd., Toronto, CANADA Lines: 25