Date: Tue, 14 Mar 2006 10:46:59 -0600 From: Eric Anderson <anderson@centtech.com> To: freebsd-stable@freebsd.org Subject: Re: FreeBSD/i386 6-stable + 4 GB RAM Message-ID: <4416F383.9050409@centtech.com> In-Reply-To: <200603141630.k2EGUgDe053168@lurza.secnetix.de> References: <200603141630.k2EGUgDe053168@lurza.secnetix.de>
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Oliver Fromme wrote: > Hi, > > I'll be getting a few new machines for a customer soon. > They will be SMP (dual processor Pentium-IV) with 4 GB RAM, > and I plan to install FreeBSD/i386 6-stable on them. > > What's the current status of running with that amount of > memory? I'm not completely up to date in that regard, and > searching the archive didn't get any definitive answers. > I remember that there were several issues in the past, but > I have no idea if they still exist. They required fiddling > with VM_KMEM_SIZE_MAX, or KVA_PAGES or similar things. > > Will FreeBSD/i386 6-stable run on a 4 GB machine out of the > box? Do I have to apply special tuning (kernel config or > sysctl or whatever)? Using PAE shouldn't be necessary, I > assume. > > It would also be interesting to know if 4-stable (which is > currently running on the predecessor machines) would run > without problems on those new 4 GB ones, too. > > Thanks in advance for any information! > The base install, running GENERIC will only use 3GB. I believe you would either need to use the PAE kernel option, or use the 64bit version of FreeBSD on a corresponding 64bit hardware. Eric -- ------------------------------------------------------------------------ Eric Anderson Sr. Systems Administrator Centaur Technology Anything that works is better than anything that doesn't. ------------------------------------------------------------------------
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