Date: Tue, 15 Aug 2006 21:03:32 -0300 From: "Nenhum _de_Nos" <matheusber@gmail.com> To: freebsd-sparc64@freebsd.org Subject: Re: panic: pcib: uncorrectable error Message-ID: <4956a5e50608151703n19d1574er1a2b721208dccb8a@mail.gmail.com> In-Reply-To: <4956a5e50608082218r7d43d521l5aab0dc3d6143b3d@mail.gmail.com> References: <4956a5e50608081911n1417ea89r58d148c5484b8313@mail.gmail.com> <20060809050136.GK99774@funkthat.com> <4956a5e50608082218r7d43d521l5aab0dc3d6143b3d@mail.gmail.com>
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On 8/9/06, Nenhum _de_Nos <matheusber@gmail.com> wrote: > On 8/9/06, John-Mark Gurney <gurney_j@resnet.uoregon.edu> wrote: > > Nenhum _de_Nos wrote this message on Tue, Aug 08, 2006 at 23:11 -0300: > > > i have two sunblades 150 one runs FreeBSD 6.0-p9, the other Solaris 8. > > > this freebsd is a nfs server that when in huge nfs activity (such as > > > untar a 100MB file) panics as follow: > > > > > > IOMMU fault virtual address 0xc19c2000 > > > panic: pcib: uncorrectable error AFAIR 0xcec54708 AFSR 0x4100ff002080000 > > > > > > this machine was running 6.1-STABLE, 6.1-RELEASE and all had the same > > > error. i've changed the hds and run FreeBSD in the other sunblade, but > > > the very same thing happened. > > > > > > i've tested memory, as for changing among them both and nothing also > > > (i have no other pc133 machine). > > > > > > solaris runs fine, but i really want FreeBSD on them :) > > > > > > the hardware is the factory default, just the server has a seagate > > > 300GB IDE hd and one unused Realtek Gigabit Card. > > > > > > if anyone can help :) > > > > Hmmm.. could you try turning off dma on ide? > > hw.ata.ata_dma=0 > > > > It'd be useful to find out which device was doing dma that caused the > > fault, because it's likely overrunning the mapping provided... With > > enough munging around in iommu_decode_fault, you could work your way > > back to the map/tag that caused the fault, and then figure out which > > device owned the tag... > > > > -- > > John-Mark Gurney Voice: +1 415 225 5579 > > > > "All that I will do, has been done, All that I have, has not." just for the record, whitout dma it worked fine up to today. i know it doesnt say thats the problem, but it may be a clue ... what else could i do ? :) matheus -- We will call you cygnus, The God of balance you shall be
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