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chicken out and revert to previous test results.
this is the final version.


svn:r1056

Roger Dingledine 20 years ago
parent
commit
8e87357a89
1 changed files with 9 additions and 5 deletions
  1. 9 5
      doc/tor-design.tex

+ 9 - 5
doc/tor-design.tex

@@ -1574,15 +1574,19 @@ nodes on the same machine (a heavily loaded 1GHz Athlon). We downloaded a 60
 megabyte file from {\tt debian.org} every 30 minutes for 54 hours (108 sample
 megabyte file from {\tt debian.org} every 30 minutes for 54 hours (108 sample
 points). It arrived in about 300 seconds on average, compared to 210s for a
 points). It arrived in about 300 seconds on average, compared to 210s for a
 direct download. We ran a similar test on the production Tor network,
 direct download. We ran a similar test on the production Tor network,
-fetching the front page of {\tt cnn.com} (55 kilobytes) every 10 minutes for
-21.3 hours (128 sample points): while a direct
+fetching the front page of {\tt cnn.com} (55 kilobytes): %every 10 minutes for
+%26 hours (156 sample points):
+while a direct
 download consistently took about 0.3s, the performance through Tor was highly
 download consistently took about 0.3s, the performance through Tor was highly
-variable. Some downloads were as fast as 0.3s, with a median at 2.6s, and
-90\% finishing within 6.0s.  It seems that as the network expands, the chance
+variable. Some downloads were as fast as 0.6s, with a median at 2.7s, and
+80\% finishing within 5.7s.  It seems that as the network expands, the chance
 of building a slow circuit (one that includes a slow or heavily loaded node
 of building a slow circuit (one that includes a slow or heavily loaded node
 or link) is increasing.  On the other hand, as our users remain satisfied
 or link) is increasing.  On the other hand, as our users remain satisfied
 with this increased latency, we can address our performance incrementally as we
 with this increased latency, we can address our performance incrementally as we
-proceed with development.
+proceed with development.\footnote{For example, we have just begun pushing
+a pipelining patch to the production network that seems to decrease
+latency for medium-to-large files; we will present revised benchmarks
+as they become available.}
 
 
 %With the current network's topology and load, users can typically get 1-2
 %With the current network's topology and load, users can typically get 1-2
 %megabits sustained transfer rate, which is good enough for now.
 %megabits sustained transfer rate, which is good enough for now.