Final Gigabit Kit s Workshop J une 18, 19 2002 J onat han Turner - PowerPoint PPT Presentation

Final Gigabit Kit s Workshop J une 18, 19 2002 J onat han Turner j st @cs.wust l.edu Washingt on Universit y, Applied Research Lab ht t p:/ / www.arl.wust l.edu/ arl

Agenda Tuesday, J une 18 8:30 Gigabit Kit s Program Updat e and Ret rospect ive -- J on Turner, WashU 9:00 TBA -- Ellen Zegura, Georgia Tech 9:30 Light weight Flow Set up f or Wirespeed Flow Reservat ion -- J on Turner, Washingt on Universit y 10:00 Break 10:30 Design and I mplement at ion of a High-Perf ormance Fairness Algorit hm f or Resilient Packet Rings-- Ed Knight ley, Rice Universit y 11:00 Using WUGS Kit s t o I mprove Qualit y of Service -- Min Song, Old Dominion Univ. 11:30 Mult imedia Transport over High Speed I nt ernet -- Carlos H. Oliveira, UC- I rvine 12:00 Lunch 1:30 Fut ure Research Direct ions at Oakland Universit y -- Ron Srodawa, Oakland Unversit y 2:00 Programmable NI Cs: Are t hey here t o st ay? -- Vij ay Velusamy, Mississippi St at e 2:30 Weight ed Fair Queueing Algorit hm in t he MSR Archit ect ure -- Sachin Shet t y, Univ. of Toledo 3:00 Break 2 - Jonathan Turner - 1/20/2002

Agenda Tueesday, J une 18 3:30 Panel -- Towards a Bet t er I nf rast ruct ure f or Net working and Dist ribut ed Syst ems Research -- Bobby Bhat t acharj ee, Ed Knight ley, Ron Srodawa, J on Turner, Ellen Zegura 5:00 Drinks and snacks in pub 6:30 Dinner Wednesday, J une 19 8:30 Smart Port Card, Version 2 -- Dave Richard, Washingt on Universit y 9:30 FPX Archit ect ure f or a Dynamically Ext ensible Rout er -- J on Turner, Washingt on Universit y 10:30 Break 11:00 Gigabit Et hernet Line Card -- Fred Kuhns and Dave Richard, Washingt on Universit y 12:00 Lunch 1:00 FPX Tut orial - Sever 201 Go out t he exit on t hird f loor and t urn lef t (east ). Walk st raight ahead, past library (const ruct ion on right ). Sever Hall is building direct ly on pat h under arch - t urn right . 3 - Jonathan Turner - 1/20/2002

Ret rospect ive ! Concept ion » 1995 - I nf ormal conversat ions wit h Darleen Fisher of NSF. » May 1996 - call f rom Darleen leading t o organizat ion of workshop in J uly f ollowed direct ly by proposal submission ! Birt h » J uly 1998 - gigabit kit s course » f all 1998 - WUGS-20s shipped ! Growing up » J uly 1999 - f irst kit s workshop » f all 1999 - API Cs shipped ! Beyond ATM » J an 2000 - f irst SP C prot ot ypes done, but I nt el modules f lakey » J an 2001 - SP Cs complet ed and shipped wit h new I nt el modules » J an 2001 - f irst FPXs complet ed » J an 2002 - product ion FP Xs complet ed 4 - Jonathan Turner - 1/20/2002

First WUGS20 Prot ot ype 5 - Jonathan Turner - 1/20/2002

Kit s Course - J uly 98 6 - Jonathan Turner - 1/20/2002

Kit s Course At t endees 7 - Jonathan Turner - 1/20/2002

Final Workshop 8 - Jonathan Turner - 1/20/2002

Smart Port Card 2 St at us 128 ! New car d suppor t s f ast er proc. Pentium North MB »500 and 700 MHz Pent ium Bridge »st andard mult i-vendor f orm f act or Cache Flash PCI »100 MHz EDO memory Disk APIC n vs. 67 MHz f or SP C1 »32 bit PCI at 33 MHz »f lash disk FPGA »st andard BI OS »dual RS-232 port s f or debugging ! FPGA support s 32 bit dat a pat h f or higher bandwidt h. ! Boards being t est ed. »ship by end of summer 9 - Jonathan Turner - 1/20/2002

Gigabit Et hernet ! GBI C socket accept s or twp switch fiber FPGA Framer GBIC eit her f iber of t wist ed pair modules. ! SUNI implement s MAC prot ocol. ! FPGA convert s ATM ⇔ Et hernet . » ARP resolut ion » up t o 3 rout ers on LAN segment ! St at us » boards built and checked out » sof t ware emulat ion of ARP f unct ionalit y complet ed » FPGA not yet complet e » expect t o deliver t his f all 10 - Jonathan Turner - 1/20/2002

Gigabit Rout er Sof t ware/ Hardware ! SPC-only conf igurat ion. » I P lookup, f low f ilt ers (exact mat ch), general f ilt ers » f lexible packet scheduling f ramework - QSDRR » dist ribut ed queueing » dynamic plugin downloading » perf ormance monit oring sof t ware - probes+GUI » coming at t ract ions - more general plugin environment , LFS, weight ed queueing, resource usage monit oring ! SPC+FPX version » f inalized FPX hardware archit ect ure (draf t on-line) » support I P packet processing at gigabit rat es n I P addr ess lookup, f low f ilt ers (exact mat ch), 32 general f ilt ers n packet scheduling f or SPC-r esident plugins n dist ribut ed queueing in hardware n rat e cont rolled per-f low queues f or reserved f lows n light weight f low set up support » f irst working version by f all (simplif ied queueing, no LFS) » cont inue enhancement s t hrough middle of 2003 11 - Jonathan Turner - 1/20/2002

Recent Demonst rat ions ! Wave Video Reprise. total traffic total traffic »smart congest ion cont rol input input cross traffic cross traffic cross traffic cross traffic total traffic total traffic input input output output output output »discard high f requency inf o during video output video output congest ion video input video input »new plugin + QSDRR queueing ! Dist ribut ed Queueing. min rates min rates at input 0 at input 0 »regulat e t raf f ic f lows t hrough actual rates actual rates at input 0 at input 0 swit ch t o prevent congest ion »st ress t est t o probe limit s backlog at input 0 backlog at input 0 backlog at output 0 backlog at output 0 to output 0 to output 0 backlog at input 0 backlog at input 0 »real-t ime display of queues & rat es to output 1 to output 1 ! Fast I P Lookup wit h Updat es. »hardware lookup in FPX »measure impact of updat es on perf ormance 12 - Jonathan Turner - 1/20/2002

Taking St ock ! Program did succeed in get t ing open research plat f orms t o large number of groups. ! However, impact has been limit ed. ! Many pot ent ial users lost int erest . » ATM orient at ion » delays in complet ing hardware ! Many users f ound it dif f icult t o use syst ems ef f ect ively. » st eep lear ning curve t o inst all, maint ain and use syst ems » keeping up wit h ongoing sof t ware changes » requires a lot of work t o perf orm meaningf ul experiment s ! Did not creat e open-source working relat ionships. 13 - Jonathan Turner - 1/20/2002

Where t o From Here? ! Original argument f or kit s - syst ems researchers need realist ic open experiment al plat f orm. » wit h growing complexit y of net working, t his remains t rue » harder f or individual groups t o do it all ! What t ype of experiment al inf rast ruct ure do researchers need t o pursue import ant problems? ! How can experiment al syst ems be made easier t o use? » easier conf igurat ion » support f or compelling demonst rat ions ! How can we collaborat e bet t er in const ruct ion of syst ems? » how t o make open source rout ers compelling t o pot ent ial cont ribut ors » how t o set up a syst em t hat allows developer s t o creat e and t est enhancement s » how t o syst emat ically merge cont ribut ed code int o st andard release 14 - Jonathan Turner - 1/20/2002

Ut ah Emulab ! Remot e net work lab. ! Over 150 rack-mount P Cs emulat e host s & rout ers. ! 100 Mb/ s swit ches f or virt ual t opologies. ! Load any OS and app. code on P Cs. ! Allows remot e users t o run large experiment s. ! Limit ed by P C rout ers. » perf ormance » does not ref lect int ernals of “real” rout ers 15 - Jonathan Turner - 1/20/2002

Gigabit Emulab Concept ! Eight gigabit rout ers wit h 4 4 Gigabit 4 FPXs & SPCs. Ethernet 4 GigE 160 Gb/s Switch ATM Switch ! 64 PCs serve as host s. GigE 4 GigE 4 » half on shared subnet s 4 4 ! 160 Gb/ s ATM swit ch. GigE GigE 4 4 » link rout ers in virt ual GigE GigE t opologies 4 4 » t raf f ic generat ion 4 4 » programmable delay GigE 4 4 ! Tools f or conf igurat ion and collect ing result s. » web f orms and/ or GUI total traffic total traffic input input » monit oring t raf f ic cross traffic cross traffic cross traffic cross traffic total traffic total traffic input input output output output output » dat a capt ure and playback video output video output ! Build open-source video input video input development cult ure 16 - Jonathan Turner - 1/20/2002