Date: Sat, 12 Jul 2008 14:46:16 -0300 From: "Rodolfo Pellegrino" <rodolfopellegrino@gmail.com> To: "Robert Heron" <robert@heron.pl>, freebsd-bugs@freebsd.org, freebsd-questions@freebsd.org Subject: Re: FreeBSD 7.0 and RAM limit Message-ID: <2cad60ad0807121046o4c7a1930x93b28f707fdda7d6@mail.gmail.com> In-Reply-To: <B23713B9-F2DD-41B8-A557-B51AF3BE73A1@heron.pl> References: <B23713B9-F2DD-41B8-A557-B51AF3BE73A1@heron.pl>
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On Sat, Jul 5, 2008 at 8:01 AM, Robert Heron <robert@heron.pl> wrote: > Hi, > > I use: > > FreeBSD 7.0-R on i386 server with motherboard S5000VSA and 6GB RAM onboard. > BIOS version - 88 (the latest) > > Kernel includes: options MAXMEM=(6*1024*1024) > > And FreeBSD reports only: > > real memory = 2680160256 (2556 MB) > avail memory = 2617892864 (2496 MB) > > Why? What is wrong that FreeBSD sees only about 2.5GB instead of 6GB? > > Robert > ----------------------------------------------------- Look at system memory map: http://www.codinghorror.com/blog/images/intel-system-memory-map.png As a 32-bit system, your limit is 4 GB, subtracting PCI devices, sound and so on like the linked PNG. Rodolfo Bojo Pellegrino
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