Snapshot problems

Kris Kennaway kris at obsecurity.org
Wed Jul 6 00:46:36 GMT 2005


On Tue, Jul 05, 2005 at 07:44:10PM -0500, Skylar Thompson wrote:
> On Tue, Jul 05, 2005 at 08:38:58PM -0400, Kris Kennaway wrote:
> > On Tue, Jul 05, 2005 at 07:32:34PM -0500, Skylar Thompson wrote:
> > > Kris Kennaway wrote:
> > > 
> > > >
> > > >When you break to DDB, what processes are running or blocked?
> > > > 
> > > >
> > > 
> > > Running:
> > > ypbind
> > > cron
> > > tail
> > > atalkd
> > > python (Mailman)
> > > cron
> > > httpd
> > > sshd
> > > rwhod
> > > ypserv
> > > syncer
> > > 
> > > I don't see any processes in a blocked state, unless SLPQ or IWAIT or 
> > > blocking states.
> > 
> > Try 'show lockedvnods' and trace the listed processes.
> 
> There's just one:
> 
> Locked vnodes
> 0xc2383e70: tag ufs, type VREG, usecount 0, writecount 0, refcount 2, flags
> (VVOBJBUF), lock type ufs: EXCL (count 1) by thread 0xc25b5180 (pid 5284)
> ino 23945, on dev aacd0s1a
> 
> pid 5284 corresponds to a running cron process.

And the trace?

Kris
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