From owner-freebsd-stable Mon Oct 1 13:58:28 2001 Delivered-To: freebsd-stable@freebsd.org Received: from earth.backplane.com (earth-nat-cw.backplane.com [208.161.114.67]) by hub.freebsd.org (Postfix) with ESMTP id B121A37B40C for ; Mon, 1 Oct 2001 13:58:24 -0700 (PDT) Received: (from dillon@localhost) by earth.backplane.com (8.11.6/8.11.2) id f91KwMP52866; Mon, 1 Oct 2001 13:58:22 -0700 (PDT) (envelope-from dillon) Date: Mon, 1 Oct 2001 13:58:22 -0700 (PDT) From: Matt Dillon Message-Id: <200110012058.f91KwMP52866@earth.backplane.com> To: Keith Mitchell Cc: freebsd-stable@freebsd.org, kmitch@guru.org Subject: Re: fs corruption (ATA / 4.4-REL) References: <20011001195142.87F0025@weenix.guru.org> Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG : :> It's worth updating to the latest -stable kernel. At least one other :> person has reported filesystem corruption due to kstack underflows which :> went away when I bumped UPAGES from 2 to 3. I don't think the stack :> fixes for the IDE drivers have been MFCd to -stable yet so heavy IDE use :> could be hitting up against the kstack problem. : :After reading more, it doesn't look like my MB is likely the problem. I have :been doing massive builds in ports when the problem hits. The install seems :to go ok without corruption. I'm in the process of building a RELENG_4 :image to try (I'm going to build a whole CD just to make sure). It's :probably going to be a day or two before my new CD is ready for me to try. : :Is there any way from an installed 4.4.0 system to tell if I'm running :into this kstack problem definatively? : :-- :Keith Mitchell :Email: kmitch@guru.org PGP key available upon request There is no easy way to tell because the problem results in a large variety of reported bugs. The best thing to do is to get the thing upgraded to the latest -stable and see if the problem stops. Alternatively, if you still have the original 4.4.0 source tree, you can adjust UPAGES from 2 to 3 in /usr/src/sys/i386/include/param.h and recompile / reinstall just your kernel. This takes much less effort. I don't want to get hopes up too high, this might not be the problem. But then again it could... -Matt To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message