Date: Tue, 20 Jun 2006 17:14:02 -0700 (PDT) From: Danial Thom <danial_thom@yahoo.com> To: "Michael P. Soulier" <msoulier@digitaltorque.ca>, freebsd-questions@freebsd.org Subject: Re: migrating to 64-bit Message-ID: <20060621001402.18889.qmail@web33307.mail.mud.yahoo.com> In-Reply-To: <20060620233551.GG11625@tigger.digitaltorque.ca>
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--- "Michael P. Soulier" <msoulier@digitaltorque.ca> wrote: > Hello, > > I recently got an ia64 box at work, and I threw > my i386 freebsd 5.4 on it. > Now, is there a way to rebuild world with > 64-bit support from there? > > Thanks, > Mike Everything I've tested runs slower in 64-bit mode (mainly because of kernel clunkiness), so if you don't need the long pointers you might want to re-think your proposed adventure. I believe that since everything is bigger in 64-bit mode, things fall out of the cpu cache a lot faster, and there is a significant different in performance in and out of the cache. DT __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com
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