Date: Wed, 25 Apr 2007 21:06:36 -0400 From: Kris Kennaway <kris@obsecurity.org> To: Adrian Wontroba <aw1@stade.co.uk>, freebsd-stable@freebsd.org Subject: Re: 6.2-STABLE deadlock? Message-ID: <20070426010636.GB79851@xor.obsecurity.org> In-Reply-To: <20070426010157.GF66129@steerpike.hanley.stade.co.uk> References: <20070313140848.GA89182@steerpike.hanley.stade.co.uk> <20070423025631.GA33256@steerpike.hanley.stade.co.uk> <20070426010157.GF66129@steerpike.hanley.stade.co.uk>
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On Thu, Apr 26, 2007 at 02:01:57AM +0100, Adrian Wontroba wrote: > On Mon, Apr 23, 2007 at 03:56:32AM +0100, Adrian Wontroba wrote: > > Another 6-STABLE (cvsupped on 27/03/07) example, with diagnostics taken > > rather sooner after the hang. Processes with wmesg=ufs feature often in > > the ps output. > > Thanks for the assorted replies. I'll try using INVARIANTS, as I'd much > prefer a panic and automatic reboot rather than creeping death for this > server which is only attended 06:00-22:00 weekdays yet is a critical > point in our 24*7 monitoring. Sigh. Champagne tastes on a beer budget. > > Other background information (from memory as I can't access it from > here): > I'm not using unionfs / nullfs. > I am using MFS and softupdates. > NFS is in occassional use. > NTFS is not used. > The server is ancient. A 4 way Zeon, state of the art in 1998. > The problem has gone from "absent" through "reproducible if you > try hard enough" to "strikes according to Murphy" through 5.5-STABLE to > 6.2-STABLE. > > Once the sendmail milter ABI damage is fixed I'll bring the machine up > to date - it is also the build box for a dozen or so machines running > something close to 6.2-RELEASE, and I'd rather not upgrade all of them > them when the next ClamAV release appears. Fixed the other day, FYI. > If / when it hangs again, I'll include more information and maybe even > raise a real PR. Thanks. Kris
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