From owner-freebsd-current  Mon Feb 11 19:18:49 2002
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Date: Fri, 8 Feb 2002 15:56:21 -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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In your case we need totrace proc 1 I think..


On Fri, 8 Feb 2002, Eugene M. Kim wrote:

> Attached is the requested DDB log (I guessed pid 7 `syncer' is the
> process doing the sync; if this is wrong let me know).
> 
> Eugene
> 
> PS. I used the serial console, so don't feel sorry to ask. =)
> 
> On Fri, Feb 08, 2002 at 02:41:30PM -0800, Julian Elischer wrote:
> > 
> > 
> > 
> > 
> > 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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