Date: Wed, 30 Mar 2005 14:35:46 -0800 From: Steve Kargl <sgk@troutmask.apl.washington.edu> To: "Greg 'groggy' Lehey" <grog@freebsd.org> Cc: FreeBSD-amd64@freebsd.org Subject: Re: Problems with AMD64 and 8 GB RAM? Message-ID: <20050330223546.GA4705@troutmask.apl.washington.edu> In-Reply-To: <20050330222439.GU84137@wantadilla.lemis.com> References: <20050330222439.GU84137@wantadilla.lemis.com>
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On Thu, Mar 31, 2005 at 07:54:39AM +0930, Greg 'groggy' Lehey wrote: > None of these problems occur when I use 4 GB memory. About the only > strangeness, which seems to come from the BIOS, is that it recognizes > only 3.5 GB. If I put all DIMMS in, it recognizes the full 8 GB > memory. > > I realize that this isn't enough to diagnose the problem. The reason > for this message now is to ask: > > 1. Has anybody else seen this problem? > 2. Has anybody else used this hardware configuration and *not* seen > this problem? > 3. Where should I look next? > Have you run sysutils/memtest86 with the 8 GB? I had 4 bad out of 12 tested where the DIMMs were Crucial PC2700 2GB Reg. ECC DIMMs. -- Steve
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