October 2013 - WLUG - wlug.mailman3.com

Re: [Wlug] Announce: WLUG Meeting Wed 10/9 7PM Jim Gettys on Internet buffer bloat

by Tim Keller

I plan to attend. On Thu, Oct 3, 2013 at 8:05 AM, Daniel J Walsh <dwalsh(a)redhat.com> wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > I hope to be there. > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v1.4.14 (GNU/Linux) > Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ > > iEYEARECAAYFAlJNXX0ACgkQrlYvE4MpobPU3QCfcPGlJqCA7pQbgE6Wqs2je0nF > KDoAn0uX2j4QZJaOqLE9uB1Cr6Qg5VVt > =38aU > -----END PGP SIGNATURE----- > _______________________________________________ > Wlug mailing list > Wlug(a)mail.wlug.org > http://mail.wlug.org/mailman/listinfo/wlug > -- I am leery of the allegiances of any politician who refers to their constituents as "consumers".

Oct. 3, 2013

Re: [Wlug] Announce: WLUG Meeting Wed 10/9 7PM Jim Gettys on Internet buffer bloat

by Daniel J Walsh

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 I hope to be there. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.14 (GNU/Linux) Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iEYEARECAAYFAlJNXX0ACgkQrlYvE4MpobPU3QCfcPGlJqCA7pQbgE6Wqs2je0nF KDoAn0uX2j4QZJaOqLE9uB1Cr6Qg5VVt =38aU -----END PGP SIGNATURE-----

Oct. 3, 2013

Re: [Wlug] Announce: WLUG Meeting Wed 10/9 7PM Jim Gettys on Internet buffer bloat

by The Hammer

I plan to be there. -Ron On Wed, Oct 2, 2013 at 6:07 PM, Chuck Anderson <cra(a)wpi.edu> wrote: > I'd like to gauge how many people plan to go to this meeting, since it > could be popular enough that I might need to get a bigger room. If > people plan to attend, could they chime in? > > Thanks, > Chuck > > On Mon, Sep 23, 2013 at 11:01:41AM -0400, Chuck Anderson wrote: > > Hi folks, > > > > The next Worcester Linux Users' Group (WLUG) meeting will be held at > > its regularly scheduled time: the 2nd Wednesday of the month, which is > > Wednesday, October 9, at 7PM. The location will be the WPI Campus > > Center, Mid-Centry Room 331. > > > > This month we will have Jim Gettys from Bell Labs talk about Internet > > buffer bloat. This is the talk that has been rescheduled from April. > > > > "Internet buffer bloat, by Jim Gettys (Bell Labs) > > > > VOIP and teleconferencing often perform much more poorly on today's > > Internet than the Internet of a decade ago, despite great gains in > > bandwidth. Lots of fiber, cheap memory, smart hardware, variability of > > wireless goodput, changes in web browser behaviour, changes in TCP > > implementations, and a focus on benchmarking Internet performance > > solely by bandwidth, and engineer's natural reluctance to drop packets > > have conspired to encourage papering over problems by adding buffers; > > each of which may introduce latency when filled. > > > > The mistaken quest to never drop packets has destroyed interactivity > > under load, and often results in actual higher packet loss, as TCP's > > congestion avoidance algorithms have been defeated by these > > buffers. The lessons of the "RED manifesto" of 1997 have been > > forgotten or never learned by a new generation of engineers." > > > > Wednesday, October 9, 7:00 - 9:00 PM > > WPI Campus Center, Mid-Centry Room 331 > > > > Afterwards, we will go out for pizza. > > > > See you there, > > Chuck > > President, Worcester Linux Users' Group > > http://www.wlug.org/ > _______________________________________________ > Wlug mailing list > Wlug(a)mail.wlug.org > http://mail.wlug.org/mailman/listinfo/wlug >

Oct. 3, 2013

Re: [Wlug] Announce: WLUG Meeting Wed 10/9 7PM Jim Gettys on Internet buffer bloat

by Keith Wright

> From: Chuck Anderson <cra(a)WPI.EDU> > > If people plan to attend, I might need to get a > bigger room. If enough people plan to attend, I might need a bigger mail box (or maybe just a bloated buffer). I expect to be there. It will be a fine way to celebrate John Lennon's birthday. -- Keith

Oct. 3, 2013

Re: [Wlug] Announce: WLUG Meeting Wed 10/9 7PM Jim Gettys on Internet buffer bloat

by Eric Martin

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 On 10/2/13 6:07 PM, Chuck Anderson wrote: > I'd like to gauge how many people plan to go to this meeting, since it > could be popular enough that I might need to get a bigger room. If > people plan to attend, could they chime in? > > Thanks, > Chuck I'm in - -- Eric Martin Key Fingerprint = C74F 1EBF 2E80 7984 8CB5 064E BF17 D34C C704 B30F -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.13 (Darwin) Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iQIcBAEBCAAGBQJSTNpxAAoJEL8X00zHBLMP+9QQAJSYvzQ0xKtNLpF6at3eQg56 3x6zz22GkQzUicnTIvN9ZWOajNyWdqz9QLemg8jiT+ZFfr2a6qFudxTaAVMM1ZxP 3Zv4HgKFLGyj2peqPchHOqVEvyvjutOdlaqARZ8znucXHNglifqFvcJDaVDB+9jT RCkHdqUdidUazb3xSKXdwz8IuarLHZ2pG5hAT3LKeIVPcYpZViFAgMkQosCkc78N ibEXYBU6zGDMjmb0Nkzu66pEng4xcNTBP8F1Xfa0VvsrFL8QH+J+GMqqXuSWMTbb b6S/CleQ8iEhtAlDnZrffXtzFIj6qKxG3lJCdpKpIGbDkYMarupSbXn3Xym9G/EX jVUFmvJ0ChJp8QGcB6J5d5bGNzcxr9vrr+YKinvyQtlmd69B7VQ5h35DuZ5Tv+iH wGrmjfV/TAh7Cqft+CujS2gWeBEyLNREyZjLlSvP9nAGHLbW6oHd+A0ldXODgpJe RuNaYb5f3HlTzjjSp9HBjM4y5R5ifVdIpndUYj6xsAxnejfZaQbbMS8Ozgi/lhLd cbm1/emprxWykKIHaYFbOlzyPh347b8FGTKOGdY65Mh7ilUGbUsTsaAjkXYA4jNu Ryj4ZN80oKtNw2OubffAmBuN3AS3Kp58fVvYns5xQDZgXea5aUNYZdBr89P+gNWh r44DsaeUruZmRShW6Dkc =xCCl -----END PGP SIGNATURE-----

Oct. 3, 2013

[SPF:Probably_Forged] Re: Announce: WLUG Meeting Wed 10/9 7PM Jim Gettys on Internet buffer bloat

by Bob

I'll be there. Bob On 10/2/2013 6:07 PM, Chuck Anderson wrote: > I'd like to gauge how many people plan to go to this meeting, since it > could be popular enough that I might need to get a bigger room. If > people plan to attend, could they chime in? > > Thanks, > Chuck > > On Mon, Sep 23, 2013 at 11:01:41AM -0400, Chuck Anderson wrote: >> Hi folks, >> >> The next Worcester Linux Users' Group (WLUG) meeting will be held at >> its regularly scheduled time: the 2nd Wednesday of the month, which is >> Wednesday, October 9, at 7PM. The location will be the WPI Campus >> Center, Mid-Centry Room 331. >> >> This month we will have Jim Gettys from Bell Labs talk about Internet >> buffer bloat. This is the talk that has been rescheduled from April. >> >> "Internet buffer bloat, by Jim Gettys (Bell Labs) >> >> VOIP and teleconferencing often perform much more poorly on today's >> Internet than the Internet of a decade ago, despite great gains in >> bandwidth. Lots of fiber, cheap memory, smart hardware, variability of >> wireless goodput, changes in web browser behaviour, changes in TCP >> implementations, and a focus on benchmarking Internet performance >> solely by bandwidth, and engineer's natural reluctance to drop packets >> have conspired to encourage papering over problems by adding buffers; >> each of which may introduce latency when filled. >> >> The mistaken quest to never drop packets has destroyed interactivity >> under load, and often results in actual higher packet loss, as TCP's >> congestion avoidance algorithms have been defeated by these >> buffers. The lessons of the "RED manifesto" of 1997 have been >> forgotten or never learned by a new generation of engineers." >> >> Wednesday, October 9, 7:00 - 9:00 PM >> WPI Campus Center, Mid-Centry Room 331 >> >> Afterwards, we will go out for pizza. >> >> See you there, >> Chuck >> President, Worcester Linux Users' Group >> http://www.wlug.org/ > _______________________________________________ > Wlug mailing list > Wlug(a)mail.wlug.org > http://mail.wlug.org/mailman/listinfo/wlug >

Oct. 2, 2013

Re: [Wlug] Announce: WLUG Meeting Wed 10/9 7PM Jim Gettys on Internet buffer bloat

by Caleb Stepanian

I plan to attend. On 2 October 2013 18:07, Chuck Anderson <cra(a)wpi.edu> wrote: > I'd like to gauge how many people plan to go to this meeting, since it > could be popular enough that I might need to get a bigger room. If > people plan to attend, could they chime in? > > Thanks, > Chuck > > On Mon, Sep 23, 2013 at 11:01:41AM -0400, Chuck Anderson wrote: > > Hi folks, > > > > The next Worcester Linux Users' Group (WLUG) meeting will be held at > > its regularly scheduled time: the 2nd Wednesday of the month, which is > > Wednesday, October 9, at 7PM. The location will be the WPI Campus > > Center, Mid-Centry Room 331. > > > > This month we will have Jim Gettys from Bell Labs talk about Internet > > buffer bloat. This is the talk that has been rescheduled from April. > > > > "Internet buffer bloat, by Jim Gettys (Bell Labs) > > > > VOIP and teleconferencing often perform much more poorly on today's > > Internet than the Internet of a decade ago, despite great gains in > > bandwidth. Lots of fiber, cheap memory, smart hardware, variability of > > wireless goodput, changes in web browser behaviour, changes in TCP > > implementations, and a focus on benchmarking Internet performance > > solely by bandwidth, and engineer's natural reluctance to drop packets > > have conspired to encourage papering over problems by adding buffers; > > each of which may introduce latency when filled. > > > > The mistaken quest to never drop packets has destroyed interactivity > > under load, and often results in actual higher packet loss, as TCP's > > congestion avoidance algorithms have been defeated by these > > buffers. The lessons of the "RED manifesto" of 1997 have been > > forgotten or never learned by a new generation of engineers." > > > > Wednesday, October 9, 7:00 - 9:00 PM > > WPI Campus Center, Mid-Centry Room 331 > > > > Afterwards, we will go out for pizza. > > > > See you there, > > Chuck > > President, Worcester Linux Users' Group > > http://www.wlug.org/ > _______________________________________________ > Wlug mailing list > Wlug(a)mail.wlug.org > http://mail.wlug.org/mailman/listinfo/wlug >

Oct. 2, 2013

Re: [Wlug] Announce: WLUG Meeting Wed 10/9 7PM Jim Gettys on Internet buffer bloat

by James Gray

I plan to come On Oct 2, 2013 6:31 PM, "Arjan van der Velde" <noresult(a)gmail.com> wrote: > I'm considering going, but I'll have to see how it works out with my > schedule that Wednesday. > > -- Arjan > > > On Oct 2, 2013, at 6:07 PM, Chuck Anderson wrote: > > > I'd like to gauge how many people plan to go to this meeting, since it > > could be popular enough that I might need to get a bigger room. If > > people plan to attend, could they chime in? > > > > Thanks, > > Chuck > > > > On Mon, Sep 23, 2013 at 11:01:41AM -0400, Chuck Anderson wrote: > >> Hi folks, > >> > >> The next Worcester Linux Users' Group (WLUG) meeting will be held at > >> its regularly scheduled time: the 2nd Wednesday of the month, which is > >> Wednesday, October 9, at 7PM. The location will be the WPI Campus > >> Center, Mid-Centry Room 331. > >> > >> This month we will have Jim Gettys from Bell Labs talk about Internet > >> buffer bloat. This is the talk that has been rescheduled from April. > >> > >> "Internet buffer bloat, by Jim Gettys (Bell Labs) > >> > >> VOIP and teleconferencing often perform much more poorly on today's > >> Internet than the Internet of a decade ago, despite great gains in > >> bandwidth. Lots of fiber, cheap memory, smart hardware, variability of > >> wireless goodput, changes in web browser behaviour, changes in TCP > >> implementations, and a focus on benchmarking Internet performance > >> solely by bandwidth, and engineer's natural reluctance to drop packets > >> have conspired to encourage papering over problems by adding buffers; > >> each of which may introduce latency when filled. > >> > >> The mistaken quest to never drop packets has destroyed interactivity > >> under load, and often results in actual higher packet loss, as TCP's > >> congestion avoidance algorithms have been defeated by these > >> buffers. The lessons of the "RED manifesto" of 1997 have been > >> forgotten or never learned by a new generation of engineers." > >> > >> Wednesday, October 9, 7:00 - 9:00 PM > >> WPI Campus Center, Mid-Centry Room 331 > >> > >> Afterwards, we will go out for pizza. > >> > >> See you there, > >> Chuck > >> President, Worcester Linux Users' Group > >> http://www.wlug.org/ > > _______________________________________________ > > Wlug mailing list > > Wlug(a)mail.wlug.org > > http://mail.wlug.org/mailman/listinfo/wlug > > > Sent from my iCommodore 64 > > > _______________________________________________ > Wlug mailing list > Wlug(a)mail.wlug.org > http://mail.wlug.org/mailman/listinfo/wlug >

Oct. 2, 2013

Re: [Wlug] Announce: WLUG Meeting Wed 10/9 7PM Jim Gettys on Internet buffer bloat

by Arjan van der Velde

I'm considering going, but I'll have to see how it works out with my schedule that Wednesday. -- Arjan On Oct 2, 2013, at 6:07 PM, Chuck Anderson wrote: > I'd like to gauge how many people plan to go to this meeting, since it > could be popular enough that I might need to get a bigger room. If > people plan to attend, could they chime in? > > Thanks, > Chuck > > On Mon, Sep 23, 2013 at 11:01:41AM -0400, Chuck Anderson wrote: >> Hi folks, >> >> The next Worcester Linux Users' Group (WLUG) meeting will be held at >> its regularly scheduled time: the 2nd Wednesday of the month, which is >> Wednesday, October 9, at 7PM. The location will be the WPI Campus >> Center, Mid-Centry Room 331. >> >> This month we will have Jim Gettys from Bell Labs talk about Internet >> buffer bloat. This is the talk that has been rescheduled from April. >> >> "Internet buffer bloat, by Jim Gettys (Bell Labs) >> >> VOIP and teleconferencing often perform much more poorly on today's >> Internet than the Internet of a decade ago, despite great gains in >> bandwidth. Lots of fiber, cheap memory, smart hardware, variability of >> wireless goodput, changes in web browser behaviour, changes in TCP >> implementations, and a focus on benchmarking Internet performance >> solely by bandwidth, and engineer's natural reluctance to drop packets >> have conspired to encourage papering over problems by adding buffers; >> each of which may introduce latency when filled. >> >> The mistaken quest to never drop packets has destroyed interactivity >> under load, and often results in actual higher packet loss, as TCP's >> congestion avoidance algorithms have been defeated by these >> buffers. The lessons of the "RED manifesto" of 1997 have been >> forgotten or never learned by a new generation of engineers." >> >> Wednesday, October 9, 7:00 - 9:00 PM >> WPI Campus Center, Mid-Centry Room 331 >> >> Afterwards, we will go out for pizza. >> >> See you there, >> Chuck >> President, Worcester Linux Users' Group >> http://www.wlug.org/ > _______________________________________________ > Wlug mailing list > Wlug(a)mail.wlug.org > http://mail.wlug.org/mailman/listinfo/wlug Sent from my iCommodore 64

Oct. 2, 2013

Re: [Wlug] Announce: WLUG Meeting Wed 10/9 7PM Jim Gettys on Internet buffer bloat

by Chuck Anderson

I'd like to gauge how many people plan to go to this meeting, since it could be popular enough that I might need to get a bigger room. If people plan to attend, could they chime in? Thanks, Chuck On Mon, Sep 23, 2013 at 11:01:41AM -0400, Chuck Anderson wrote: > Hi folks, > > The next Worcester Linux Users' Group (WLUG) meeting will be held at > its regularly scheduled time: the 2nd Wednesday of the month, which is > Wednesday, October 9, at 7PM. The location will be the WPI Campus > Center, Mid-Centry Room 331. > > This month we will have Jim Gettys from Bell Labs talk about Internet > buffer bloat. This is the talk that has been rescheduled from April. > > "Internet buffer bloat, by Jim Gettys (Bell Labs) > > VOIP and teleconferencing often perform much more poorly on today's > Internet than the Internet of a decade ago, despite great gains in > bandwidth. Lots of fiber, cheap memory, smart hardware, variability of > wireless goodput, changes in web browser behaviour, changes in TCP > implementations, and a focus on benchmarking Internet performance > solely by bandwidth, and engineer's natural reluctance to drop packets > have conspired to encourage papering over problems by adding buffers; > each of which may introduce latency when filled. > > The mistaken quest to never drop packets has destroyed interactivity > under load, and often results in actual higher packet loss, as TCP's > congestion avoidance algorithms have been defeated by these > buffers. The lessons of the "RED manifesto" of 1997 have been > forgotten or never learned by a new generation of engineers." > > Wednesday, October 9, 7:00 - 9:00 PM > WPI Campus Center, Mid-Centry Room 331 > > Afterwards, we will go out for pizza. > > See you there, > Chuck > President, Worcester Linux Users' Group > http://www.wlug.org/

Oct. 2, 2013