[tor-talk] Question About "1000 circuit times"

[Roger Dingledine]

On Tue, Sep 20, 2011 at 06:12:49PM -0600, Jim wrote:
> I've just installed Tor version 0.2.3.4-alpha (git-5f4f727d58daa194).  I  
> restarted Tor and checked my logs just to make sure there were no nasty  
> surprises.  Everything seemed to be fine except I was surprised to see  
> the following:
>
> Sep 20 17:38:22 host Tor[5667]: Catching signal TERM, exiting cleanly.
> Sep 20 17:38:33 host Tor[9022]: Based on 1000 circuit times, it looks  
> like we don't need to wait so long for circuits to finish. We will now  
> assume a circuit is too slow to use after waiting 37 seconds.
> Sep 20 17:38:33 host Tor[9022]: Parsing GEOIP file  
> /usr/local/share/tor/geoip.
>
> So immediately after starting, the new instance of Tor is reporting  
> results based on 1000 circuit times.  Is it using data from the old  
> instance of Tor, is this message in error, or what?

Yes, it's using data from previous Tor runs. Tor started collecting and
recording this data sometime early in the 0.2.2.x branch.

--Roger