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Path: euryale.cc.adfa.oz.au!newshost.carno.net.au!harbinger.cc.monash.edu.au!munnari.OZ.AU!news.ecn.uoknor.edu!news.wildstar.net!news.ececs.uc.edu!news.kei.com!newsfeed.internetmci.com!in2.uu.net!nntp.inet.fi!news.funet.fi!news.cs.hut.fi!news.clinet.fi!not-for-mail From: mickey@cantina.clinet.fi (Mika Ruohotie) Newsgroups: comp.unix.bsd.freebsd.misc Subject: Re: dual cpu stuff... Date: 25 Aug 1996 15:36:08 +0300 Organization: Clinet, Espoo, Finland Lines: 49 Message-ID: <4vphbo$jvb@cantina.clinet.fi> References: <4vcsn4$7ql@cantina.clinet.fi> <4veq47$cc@anorak.coverform.lan> NNTP-Posting-Host: cantina.clinet.fi Brian Somers <brian@awfulhak.demon.co.uk> wrote: >Mika Ruohotie (mickey@cantina.clinet.fi) wrote: >: i'm about to get a dual cpu pentium board in few weeks time, and realized >I'd get a dual PPro board - no problem with the cache then ! yeah... i know... but the cpu is not that _cheap_ you know... :p and i did decide to wait until i upgrade my machine, after using one day at work *grin* surfing the net and checking what's available... ofcourse i can benefit my boss with that too since we do sell pc hardware. >: how well the current multiple cpu freebsd can take advantage from the >: multiple cpus? i heard that the new nt4 will only hand max 40% advantage... >NT is abismal when it comes to SMP... it's not worth comparing with hehe... no wonder. at the moment i do have nt4 running two p166s, but i got it only installed at friday before leaving, so i dont know about the performance "increase" yet... my boss insists me to use nt... *shrug* i'll insist using freebsd when i need machine that runs. (mail, dns, news, i dont care if www doesnt run) >anything. OS/2 is reported to run stuff faster on say a single P133 >(no SMP support) than NT on a dual P133 ! hehe >FreeBSDs performance (as far as I know, but I'm not talking >"authoritively") may give close to 100% improvement - but it >really depends on your application. If you've got a lot of user- >level cpu intensive code you'll get max benefit. If you've got >lots of kernel-level code, the benefit will be reduced. ok, so i assume on news server the benefit is not that noticeable? >: cpu... from 256 async to 512 pb, with p133... >The PPro has gotta be better ! but ofcourse. anything _that_ heavy gotta be better... =) i only feel sceptical about the ppro chipsets, any major bugs in the latest that are not too public? >Brian <brian@awfulhak.demon.co.uk> mickey