Date: Thu, 1 Mar 2007 00:16:42 -0500 From: Kris Kennaway <kris@obsecurity.org> To: Robert Watson <rwatson@FreeBSD.org> Cc: freebsd-current@freebsd.org, Paulius Bulotas <paulius+freebsd-current@devnull.lt> Subject: Re: panic: sbdrop Message-ID: <20070301051642.GA98833@xor.obsecurity.org> In-Reply-To: <20070228213831.B37392@fledge.watson.org> References: <20070228194653.GA2104@devnull.lt> <20070228213831.B37392@fledge.watson.org>
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[-- Attachment #1 --] On Wed, Feb 28, 2007 at 09:41:12PM +0000, Robert Watson wrote: > > On Wed, 28 Feb 2007, Paulius Bulotas wrote: > > >we have two Sun Fire X4100 running quite recent current: FreeBSD > >7.0-CURRENT #0: Fri Feb 23 21:12:46 EET 2007 > >root@anti:/usr/obj/usr/src/sys/GENERIC amd64 > > > >and they both panic once a day or two with: > > If this is the panic I think it is, I have a patch that may help at: > > http://www.watson.org/~robert/freebsd/netperf/20070223-udp-sbdrop.diff > > I've handed this patch off to Kris to test but as you've no doubt seen from > the lists, he's being kept well out of trouble with all the scalability > work, so I've not had a definitive answer as to whether it resolves the > issues for him. It's hard to prove a negative but I didnt see a repetition of the panic during the stressing after I applied it, I wasn't able to leave it running for a long period though so it's not definitive. I am hoping to try to put it on pointyhat which was seeing the panic regularly (once a day or so). Kris [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (FreeBSD) iD8DBQFF5mG6Wry0BWjoQKURAgMXAJ9IGAPAVeINfawe4bDDriUTM9c0SACgrYIN ksoUr+7TKSRCemSXL17fk34= =RmXs -----END PGP SIGNATURE-----
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