Date: Tue, 26 Oct 1999 06:44:06 -0700 From: David Greenman <dg@root.com> To: J McKitrick <jcm@dogma.freebsd-uk.eu.org> Cc: freebsd-questions@FreeBSD.ORG Subject: Re: technical question about process loading Message-ID: <199910261344.GAA22496@implode.root.com> In-Reply-To: Your message of "Tue, 26 Oct 1999 13:33:39 BST." <Pine.BSF.4.02A.9910261328430.75309-100000@dogma.freebsd-uk.eu.org>
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>I don't know if this question belongs here or not, but i'll give it a >shot. If i'm in the wrong place, let me know and i'll re-post elsewhere. > >I just read something very interesting about Linux program execution, and >i was wondering how FBSD compares in this respect. > >"The loading of a binary file into physical memory is not performed by the >binary loader under Linux. Rather, the pages of the binary file are >mapped into regions of virtual memory. Only when the program tries to >access a given page will a page fault result in the loading of that page >into physical memory." > >Does FBSD have a similar mechanism? Yes, FreeBSD works the same way. We call this "demand paged virtual memory". -DG David Greenman Co-founder/Principal Architect, The FreeBSD Project - http://www.freebsd.org Creator of high-performance Internet servers - http://www.terasolutions.com Pave the road of life with opportunities. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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