From owner-freebsd-current  Mon Feb 11 19:13:27 2002
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Date: Fri, 8 Feb 2002 14:41:30 -0800 (PST)
From: Julian Elischer <julian@elischer.org>
To: "Eugene M. Kim" <gene@nttmcl.com>
Cc: David Wolfskill <david@catwhisker.org>, current@FreeBSD.ORG
Subject: Re: Hang on flushing buffers w/today's -CURRENT, SMP system
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On Fri, 8 Feb 2002, Eugene M. Kim wrote:

> On Fri, Feb 08, 2002 at 01:43:54PM -0800, Julian Elischer wrote:
> > 
> > On Fri, 8 Feb 2002, David Wolfskill wrote:
> > > 
> > > Waiting (max 60 seconds) for system process `vnlru' to stop...stopped
> > > Waiting (max 60 seconds) for system process `bufdaemon' to stop...stopped
> > > Waiting (max 60 seconds) for system process `syncer' to stop...stopped
> > > 
> > > syncing disks... 7 7 
> > 
> > can you hit <CTL><ALT><ESC> and get into the debugger?
> 
> My box shows the same symptom, and yes I can enter DDB.  How may I help?
> 
> Eugene
> 

"show locks" whould be good.
also  'ps'
and the stack trace of the process doing the sync...


tr <PID>

if you can get a serial console that would be best of course.

you may wait a while to see if dave can get into ddb on his serial
console.
that may save you a lot of writing :-)



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