Date: 16 Feb 1999 17:57:01 -0000 From: Ville-Pertti Keinonen <will@iki.fi> To: tlambert@primenet.com Cc: dyson@iquest.net, hackers@FreeBSD.ORG Subject: Re: Processor affinity? Message-ID: <19990216175701.23401.qmail@ns.oeno.com> In-Reply-To: <199902160045.RAA22056@usr02.primenet.com> (message from Terry Lambert on Tue, 16 Feb 1999 00:45:20 %2B0000 (GMT))
next in thread | previous in thread | raw e-mail | index | archive | help
> A very trivial affinity soloution is to have per CPU scheduler > queues, and to keep a "quantum count" per CPU as well. Any kind of processor load calculation was what I was referring to by "moderately complex". Not that I don't think that it's worth it. > Processes becoming "ready to run" are queued on the processor with > the highest quantum count (e.g., highest process turnover rate, > indicating relatively higher I/O binding). Ignoring long-running, low-priority processes? They shouldn't affect the turnover rate because they can typically be pre-empted when an I/O bound process wakes up. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?19990216175701.23401.qmail>