peculiar 0.2.0.9-alpha behavior this a.m.
Nick Mathewson
nickm at freehaven.net
Thu Nov 1 03:30:05 UTC 2007
On Wed, Oct 31, 2007 at 12:24:11PM -0500, Scott Bennett wrote:
> [WARNING: I've included a *lot* of log entries in this note, interspersed
> with my observations and comments, so it is quite long and finding my remarks
> will require careful scanning.]
> Among the various windows I keep open in X, I usually have one open for
> /var/log/messages and another for /var/log/tor/notices.log (using "tail -f"
> to display them). Early this a.m. I was startled to see suddenly appear the
> following after /var/log/tor/notices.log had been silent for about twelve
> hours:
>
> Oct 31 02:51:21.091 [notice] Our directory information is no longer up-to-date enough to build circuits.
> Oct 31 03:03:40.827 [notice] I learned some more directory information, but not enough to build a circuit.
[...]
> And all has been well since the restart.
> I am mystified as to what went wrong that tor found itself unable to build
> circuits, even though I could see that it was adding new data to
> cached-descriptors.new quite frequently. Did anything strange happen to the
> directory authorities early this a.m. that might have induced this behavior?
>
Hi, Scott! I'd suspect a bug in 0.2.0.9 alpha; I'm not aware of any
authority bug.
Unfortunately, the log messages still leave me clueless as to what's
going on. If this happens again, can you:
A) Make a copy of cached-descriptors* and cached-consensus, so
that the state can be reproduced to try to investigate what's up.
B) If possible, log at info for a while: it says a lot more about
what's happening with downloads.
I'm going to try to make those "Not enough info" messages more useful
in the next alpha; sorry I can't figure this out just now.
yrs,
--
Nick Mathewson
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