Date: Tue, 27 Dec 2005 17:56:49 +0100 From: Attila Nagy <bra@fsn.hu> To: Thomas Hurst <tom@hur.st> Cc: freebsd-amd64@FreeBSD.org Subject: Re: amd64/87977 : [busdma] [panic] amd64 busdma dflt_lock called (by ata) if physmem>4G Message-ID: <43B17251.8030906@fsn.hu> In-Reply-To: <200512271600.jBRG0Mim045012@freefall.freebsd.org> References: <200512271600.jBRG0Mim045012@freefall.freebsd.org>
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Thomas Hurst wrote: > The following reply was made to PR amd64/87977; it has been noted by GNATS. > > From: Thomas Hurst <tom@hur.st> > To: bug-followup@FreeBSD.org > Cc: jc@oxado.com > Subject: Re: amd64/87977 : [busdma] [panic] amd64 busdma dflt_lock called (by ata) if physmem>4G > Date: Tue, 27 Dec 2005 15:52:26 +0000 > > I see this with RELENG_6 on a Tyan S2895 using the on-board nForce 4 > SATA with >2 disks and 4G of memory. A simple gmirror load across 3 or > more disks is sufficient to cause a panic. > > Are there any suggested workarounds beyond not using 4G or finding a > controller that doesn't use ata(4)? I believe this is fixed in CURRENT. On 6-STABLE you can set hw.physmem to use a smaller amount of memory or switch to the ata driver before 2005.10.08. -- Attila Nagy e-mail: Attila.Nagy@fsn.hu Adopt a directory on our free software phone: +3630 306 6758 server! http://www.fsn.hu/?f=brick
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