Snapshot problems

[Kris Kennaway]

On Tue, Jul 05, 2005 at 07:51:23PM -0500, Skylar Thompson wrote:
> On Tue, Jul 05, 2005 at 08:46:35PM -0400, Kris Kennaway wrote:
> > 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?
> 
> Sorry about that. Here it is:
> 
> Tracing pid 5284 tid 100171 td 0xc25b5180
> sched switch(c0753480) at sched switch+0x143
> Xcpustop() at Xcpustop+0x41

Looks bogus :(

Kris
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