Really is good news. Something we can work from. -walter
On Sun, Mar 2, 2008 at 10:13 PM, John Watlington <[EMAIL PROTECTED]> wrote: > > Thanks for the info ! This is good news, as it means that schools > up to a hundred students should work right now, given a school server > and three active antennas... > > wad > > > > On Mar 2, 2008, at 7:05 PM, Chris Ball wrote: > > > Hi, > > > > Daf and I got the school server jabberd/shared roster working today. > > We connected/registered 32 laptops to it with mesh TTL set to 1 for > > broadcast, and they were all able to see and join a shared chat > > session > > with each other. The workload on the spectrum analyzer increased from > > 18% (no-one connected) to 26% (all connected). The chat session is > > consistent -- no-one is dropping out and new messages are seen by each > > laptop, with a few seconds of lag. > > > > With the mass chat session still running, we shared a 500KiB PDF. > > First > > we joined the shared Read session with one laptop, and the download > > took > > 16 seconds to complete. We then joined two more laptops at once, the > > first download took 26 seconds and the second finished at 30 seconds. > > Five more at once: all finished around 1m00s. Ten more at once: the > > first finished at 2m18s, the last finished at 2m40s. There were no > > failures downloading the PDF. The sharing was unicast TCP, with mesh > > TTL set to 1, which explains the slightly worse than linear > > increase in > > download time for more laptops downloading at once. > > > > This is much more anecdotal than the full test plan, but we thought > > the > > testers currently in Peru would want to know what they can expect from > > the school server setup ASAP. We don't have more laptops upgraded and > > ready to join the network yet, but we don't have any reason to believe > > we've saturated the network -- with the PDFs downloaded and Chat still > > running, the duty cycle on the spectrum analyzer is now at 28%. (In > > general, wireless networks seem to start degrading around 40%.) > > > > - Chris and Daf. > > -- > > Chris Ball <[EMAIL PROTECTED]> > > _______________________________________________ > > Devel mailing list > > Devel@lists.laptop.org > > http://lists.laptop.org/listinfo/devel > > _______________________________________________ > Devel mailing list > Devel@lists.laptop.org > http://lists.laptop.org/listinfo/devel > -- Walter Bender One Laptop per Child http://laptop.org _______________________________________________ Devel mailing list Devel@lists.laptop.org http://lists.laptop.org/listinfo/devel