USC Computer Science Technical Reports, no. 714 (1999)

PDF

Download

Open document

Flip pages

Copy asset link

Request this asset

Description

Katia Obraczka and Fabio Silva. "Looking at network latency for server proximity." Computer Science Technical Reports (Los Angeles, California, USA: University of Southern California. Department of Computer Science) no. 714 (1999).

Transcript (if available)

Content ! " #$% & ’ ( ) *$+ ! ) ’$+ , , %--’ ! ! " ! # $ %& " ! " $ %& $ ’ ()* ! + " # $ ! ! $ ,! ! -, .# /01 %& ! !! ! ! ! 2 3 -,! ! 4 # $ ! -, -, $ , " " $ 0! " / ! ! " + ! 5 + $ !" ""#"$$ " "$$$ " "$$$ " "$$$ "" $$$ "" $$$ ""%$$ ""&’()!$ """$$&’()!$ ""! 3 AUTH SERVER A B C A Load Load Load CLIENT CLIENT REQ. IP ADDR. OF B Sorted List LOAD EXCHANGE PROTOCOL SERVER B SERVER C 2 36 -, " "! "$$""" ! + " ! % $& / /1+ 7 38 9)3 , : 9)* 1 39 %$ ( *"! +, $"! +, +, +, +, +, !"""""* +, !$"!""""* +, $"""""* +, """* +, +, )-"./012)3/&3) +, """)/422)3/&3) +, +, )-"./&’42)3/&3) +, )-"56&’42)3/&3) +, )-"7/&’42)3/&3) +, )-""4/2&8& +, )-""562&8& +, +, "( % +, " !$$( +, " !$$( +, ""!$$( +, ""!!$$( +, +, +, -,! ! % & + ; ! $ % & ’ 6 " Æ Æ ! ; " .! " " ! ! * 3<<= >* ? ! ! @ ’ ! - 1! + 1+ A 3<<= >3 ? ! ; ;; >9? ! ! ’ ;; + ! 7 # ;; # ! 6 ;; ;; # ! &! & $ $ + 7 50 . 1 + 1+ >3 ? ! ! ! ’ B $ " / .! " # % & 0 ! ! B ! ! " ! " + ! " " B " " C 4 " ;! ; 6 + D " B $ 1+ 6 $ ’ 1+ ! ! @ " ( ! " 4 ! E = B " . " ! ! F @ >= ? !7 ! 7 " ! $ $ ! ! $ F! @ @ >G? 4 ’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’ 9 * (E , E , ( * 0 2 = 0 3 3 < G @ 3G / H 3G /0 2 E ; 5 = , + 3< /+ (8 /+ 3(G /+ =8 /+ * /+ 9) /+ 33 + + ( D@ 9 * *6 , " ! + - @ # + @ 4 6 " + K ! 0 ! $ % & ! ’ 2 * ! " + "!" ( ! Æ H 1 + /+ ! ! / 4 ! + ! ( ! ! $ # # 4 @ . 4 ! . 7 + 4 + " D + ! + !+ $ + ! ( " + 4 + " + " ! 0 2 4 6 8 10 12 14 16 0 5 10 15 20 25 30 ASes Hops papaya.kaist.kr.apan.net 1 2 3 4 5 6 7 8 9 10 11 6 8 10 12 14 16 18 20 22 24 26 ASes Hops excalibur.usc.edu 0 2 4 6 8 10 12 14 0 5 10 15 20 25 ASes Hops cosmo.mcs.anl.gov 0 2 4 6 8 10 12 0 5 10 15 20 25 ASes Hops pharos.bu.edu 2 *6 , + # 1 () () ) $ % & ’ " " ! ! 0 2 ( 0 !" "! " 4 ! " 4 ! @ 0 ! ! ! " 3 4 0 0 " @ 0 + ! ! D ;+ " 0 %$ *"! +, $"! +, +, "! +, +, """*$ +, 97&"/)/"14-:)38; +, &6"/)/"088:-:)38; +, 8&832:1&"<)4=-:)38; +, %$ ( 0 200 400 600 800 1000 1200 1400 1600 1800 0 5 10 15 20 25 30 Latency (ms) Hops papaya.kaist.kr.apan.net 0 200 400 600 800 1000 1200 0 5 10 15 20 25 30 Latency (ms) Hops papaya.kaist.kr.apan.net (2) 0 200 400 600 800 1000 1200 1400 1600 1800 5 10 15 20 25 30 Latency (ms) Hops excalibur.usc.edu 0 200 400 600 800 1000 1200 1400 5 10 15 20 25 30 Latency (ms) Hops excalibur.usc.edu (2) 0 200 400 600 800 1000 1200 1400 1600 1800 0 5 10 15 20 25 Latency (ms) Hops pharos.bu.edu 0 100 200 300 400 500 600 700 800 5 10 15 20 Latency (ms) Hops pharos.bu.edu (2) 0 500 1000 1500 2000 0 5 10 15 20 25 Latency (ms) Hops cosmo.mcs.anl.gov 0 100 200 300 400 500 600 700 800 0 5 10 15 20 25 Latency (ms) Hops cosmo.mcs.anl.gov (2) 2 (6 0 " " G8GL E *8* 3=8 E< 3 3=) 99 *= G)(L 9 *8 3E< =) 3 3G( =( *( =((L ( *G< 3)8 (9 3 3*) =E *G E8(L *= *(( 3*3 (< 3 3)E =( 39 (6 , + *"! +, $"! +, +, +, +, !"""""* +, !"""* +, +, +, +, +, +, +, +, +, +, +, +, "%( +, 0 ! @ # ’ @ ! E = @ +! 0 M ! =)L 3<<= ! # " 0 M = ! " 0 M B 0 M! ! 2 0 N " ; ! " * ! * 3) 4 0 7 4 0 # + ! ! ! B ! 0 ’ 1 ! ! 7 " 4 ! " ! + ! 0 E G)3 = ! B + M 9)L 0 M =)L 3<<= 4 # 4 ! + D + + !+ $ + " ! " " *(GEL E *8* 3=8 E<= <*3 39=GE3 (*8E( 38=(G 3E<<L 9 *9 3E33 E93 (<8 39839( 3G((E 3<33< *=<8L = ** 3)<* (E< (33 *)(=)< 3(93* 38E9* 3GG=L = *(( 3*)= (<G GE* 3998E* 3EG3E 3GE=G E6 0 + " " E3**L E *8* 3=E E9 (3E 33=(8 (3== 3E* E)<L 9 *9 3(9 E=G (<8 3*99= 3E=G 3E(= =*3*L = ** 3)=( (* (3 GG<( 3**= 3*88 E<*9L = *(( 33< (9 GE* 99E9 3*8* 33E( =6 0 + 4 0 ! 4 0 ! # 0 ! B " " " ! " ! $ 7 4 " " + ! 4 -@ ! 4 F 501 +@ D 2 A A ! >3? 1 4 ; 1 + 6CCC ! C A 3<<< >*? ; 0 - ! ! " # !"$%&’ A 3<<= >(? 2 A O " 1 J - F@ : A + () *!*+ $%%; 3<<< >E? F D 1 , ; A - 06 + ! ! ; ;/!!<9!3<E 3<<9 >=? A F ; @ 1 !+ " ,%%& + 3<<= >G? A F @ ; @ ! ! ,%%& * " 3<<= >9? ;; + ! + 6CC C! " + 3<<< >8? H ; A " F ! " - ,! 4 F ! !!)3" 2 3<<G >3)? O " 5! ! !+ " ,%%/ *=M(8 + 3<<G >33? 0 4 2 / " 0 ! + 3<<9

Asset Metadata

Creator Obraczka, Katia (author), Silva, Fabio (author)

Core Title USC Computer Science Technical Reports, no. 714 (1999)

Alternative Title Looking at network latency for server proximity (title)

Publisher Department of Computer Science,USC Viterbi School of Engineering, University of Southern California, 3650 McClintock Avenue, Los Angeles, California, 90089, USA (publisher)

Tag OAI-PMH Harvest

Format 10 pages (extent), technical reports (aat)

Language English

Unique identifier UC16269473

Identifier 99-714 Looking at Network Latency for Server Proximity (filename)

Legacy Identifier usc-cstr-99-714

Format 10 pages (extent),technical reports (aat)

Rights Department of Computer Science (University of Southern California) and the author(s).

Internet Media Type application/pdf

Copyright In copyright - Non-commercial use permitted (https://rightsstatements.org/vocab/InC-NC/1.0/

Source 20180426-rozan-cstechreports-shoaf (batch), Computer Science Technical Report Archive (collection), University of Southern California. Department of Computer Science. Technical Reports (series)

Access Conditions The author(s) retain rights to their work according to U.S. copyright law. Electronic access is being provided by the USC Libraries, but does not grant the reader permission to use the work if the desired use is covered by copyright. It is the author, as rights holder, who must provide use permission if such use is covered by copyright.

Repository Name USC Viterbi School of Engineering Department of Computer Science

Repository Location Department of Computer Science. USC Viterbi School of Engineering. Los Angeles\, CA\, 90089

Repository Email csdept@usc.edu

Inherited Values

Title Computer Science Technical Report Archive

Description Archive of computer science technical reports published by the USC Department of Computer Science from 1991 - 2017.

Coverage Temporal 1991/2017