Cache Web : un état de l'art des techniques et prototypes

Texte intégral

(1)Cache Web : un état de l’art des techniques et prototypes Jean-Christophe Mignot. To cite this version: Jean-Christophe Mignot. Cache Web : un état de l’art des techniques et prototypes. [Research Report] LIP RR-1999-52, Laboratoire de l’informatique du parallélisme. 1999, 2+23p. �hal-02101830�. HAL Id: hal-02101830 https://hal-lara.archives-ouvertes.fr/hal-02101830 Submitted on 17 Apr 2019. HAL is a multi-disciplinary open access archive for the deposit and dissemination of scientific research documents, whether they are published or not. The documents may come from teaching and research institutions in France or abroad, or from public or private research centers.. L’archive ouverte pluridisciplinaire HAL, est destinée au dépôt et à la diffusion de documents scientifiques de niveau recherche, publiés ou non, émanant des établissements d’enseignement et de recherche français ou étrangers, des laboratoires publics ou privés..

(2) Laboratoire de l’Informatique du Parallélisme École Normale Supérieure de Lyon Unité Mixte de Recherche CNRS-INRIA-ENS LYON no 5668. SPI.

(3)

(4) . .

(5) .

(6) . École Normale Supérieure de Lyon 46 Allée d’Italie, 69364 Lyon Cedex 07, France Téléphone : +33(0)4.72.72.80.37 Télécopieur : +33(0)4.72.72.80.80 Adresse électronique :

(7). . .

(8)

(9)

(10)

(11) . . .

(12) .

(13)

(14)

(15)

(16)

(17)

(18) !

(19) " # $%& " '(

(20)

(21)

(22) )*+.

(23)

(24)

(25) . . $

(26) , , -

(27)

(28)

(29) . ./

(30) 0

(31) 1 , 2

(32) .

(33) ,. , , 0

(34)

(35) ,, 1

(36) 3. ,

(37) $ ,, 4

(38) , 3 -#

(39)

(40) $%& "

(41) )*+. $

(42) 3 ,.

(43)

(44) 0-1 - -#

(45) , ,1

(46) 2 .

(47) # , , 1 & -

(48)

(49) 3 5

(50) . - 6 5

(51)

(52)

(53) ,

(54) 5 -

(55) -# ,3 , 2, 7 7 $ 3

(56) , 5

(57)

(58) . 1 . 5

(59) 5 , " 6 . ,. . 2 . . 2 . , 1 2

(60) - . - 1 - .

(61) , 8

(62) . &890 :&

(63) 82 9

(64) 0; ""89 :"

(65) " 8 9 ; , ,,

(66)

(67)

(68) ,, < 0 ,,4

(69)

(70)

(71)

(72)

(73) ,. 1

(74)

(75) ,,. ,2,.

(76)

(77)

(78) , 5

(79)

(80) , $

(81)

(82)

(83)

(84) # 6 , 6 , = . -

(85) 5 2 -, 2 $ .

(86)

(87) 3

(88) - 3

(89)

(90) >1 ,

(91) 6 5 7 (,7 ,

(92) . -,

(93) , -1 ?

(94)

(95)

(96)

(97) , 1 5 , 1 , -

(98) ,

(99) -

(100)

(101) , - @ . , - .

(102)

(103) ,, ,

(104) : ,

(105) ; $. 2

(106) (, 3 ,. ,

(107) # ' 1 .

(108)

(109) , 2 ,

(110) .

(111) #

(112)

(113) ./ .

(114) , -1 83 , , * 3 , , ,.

(115)

(116) , 4

(117) ,

(118) 0& -# -

(119)

(120)

(121) 0 , ,(5

(122) 1 ,

(123)

(124)

(125) A ,

(126) 2 . .

(127) 2, :, 2, , 2 7 7; , - . ,.

(128) , . . ,2 ,

(129)

(130) 2,3 . 6 ,, :B C; 8 , ,,

(131)

(132) , 5 - . ,

(133) 4

(134) , 4

(135) : B + +C; 8 <2 9

(136) < % :BDC; -

(137)

(138) ,

(139) , , . , 2

(140) E

(141) 2 9! . / $ @ :BFC; , , .

(142)

(143) 4

(144) ./ &< / < :BGC; "< % :BFC;

(145)

(146) , 1

(147) 1

(148)

(149) , :

(150)

(151) ,

(152)

(153)

(154) 75 7

(155) ); , , .

(156)

(157)

(158) ,, 8

(159)

(160) ,

(161) , . 1

(162)

(163) 0

(164) ,

(165)

(166) 1

(167)

(168) -

(169) 7 7 0

(170) ) ,

(171)

(172) 1 2

(173) . .

(174) ,

(175) , 0

(176) G ,, 1 2

(177)

(178)

(179) 3 0

(180) 3 , -,

(181)

(182)

(183) ./ . . 0 H - 1 : I ; -

(184)

(185) 3. 5 -# , 3

(186)

(187) : !2 ; , ,

(188) ,

(189) . ,

(190)

(191) , 5 -#

(192)

(193)

(194)

(195)

(196)

(197) H, 0 ,2 -, , -, -1, : BC; LAN sécurisé par le coupe-feu. Serveur HTTP distant HTTP Gopher. Clients à l’intérieur du réseau sécurisé. HTTP. Serveur proxy sur la machine. WAIS. Serveur Gopher distant. Serveur WAIS distant. coupe-feu. FTP NTTP Serveur ftp distant Serveur de news. A '1 , ,

(198) , A 1 1,

(199) ,

(200)

(201) :

(202) , , 42;

(203) ,

(204)

(205) 3 5 # -

(206) , . , -

(207)

(208) , 1, -, -

(209)

(210) 2

(211)

(212) 9J$K. ? 1 ,

(213) 1,

(214) ,

(215)

(216) 0 1 6 . , ,

(217) , 6 5 -1, ,

(218) , 5 - 6 #

(219)

(220) , 3 L

(221) , ,

(222) , 5 -, . -

(223)

(224) , 5 -, ,

(225) '

(226) 4

(227) 5 1. # - ,

(228) .

(229) .

(230)

(231)

(232) A

(233) 6

(234) 42,

(235) 1 0- 1 .

(236) . 5

(237) H -

(238) . , 5

(239)

(240) $- - ,.

(241)

(242)

(243)

(244)

(245)

(246) # - ,

(247) .

(248) . &#9 ,

(249) 4, . 5

(250) ?.

(251) 1 = 0- - 1 . 6

(252) 5 M

(253)

(254) 2 ? 1 2

(255) 5 2,

(256) ,

(257)

(258) 5 . ,

(259) 4

(260)

(261) . # . -

(262) 7,2 7

(263) .

(264)

(265) , 2,, 3 . 1 0-

(266)

(267) 1

(268)

(269) , 5 -

(270) . , , , 0

(271) - 8 9 6

(272)

(273) 3 - . #' 1 0 , 1

(274) - . , :

(275) , 1

(276) . &

(277) *NNN; 6

(278)

(279) , 5 -# 1. 1 1 , 1 1 1

(280)

(281) 0- 1 2 .

(282)

(283)

(284) - . #'

(285) -? 0 -

(286)

(287) ,

(288) , .

(289) 6 2 , $

(290) - .

(291) . 2 1 #' $' # . 4 .

(292)

(293)

(294) -

(295) 0 1

(296) H -

(297)

(298) 3 1

(299) @, , H

(300) 8- 3 2,, , -

(301) ,

(302)

(303) &

(304) - 1

(305) A . ,

(306)

(307) .4 1 . 5

(308) 4 2 -

(309)

(310) 2

(311)

(312)

(313)

(314) 9J$K

(315) .

(316) . 0-,

(317)

(318) A 2

(319)

(320)

(321) ,. , 4

(322)

(323) 3 5 5

(324)

(325) 1 6 , 1 6

(326) $

(327) , 42 !2 !2 ) 0 !2 3

(328) , ,

(329) ,, : O ; 2 ,

(330) 1 :O1 ; , 0 !2 )

(331)

(332) 3

(333)

(334) 1 A

(335) , , ,(5 2 ,

(336)

(337)

(338) - 2 , - ,

(339) .

(340)

(341) 8

(342) 6 1 ,

(343) . - ,

(344) $ -, 2 .

(345) 1 3

(346) ( H

(347)

(348)

(349) . ).

(350) GET full-URL HTTP/1.0. Client. HTTP. www_proxy.my.domain. Requête. Serveur. some_host.far.away. Serveur Tout protocole supporté. proxy. distant Réponse. HTTP/1.0 200 Document follows. Cache. A

(351)

(352)

(353) A 3 6. ,

(354)

(355) . , ,. 6

(356) ,

(357) . -6 3

(358) 4 -

(359)

(360) 3 , - . 0

(361)

(362) -

(363)

(364) 3 5 .

(365)

(366) . 6

(367) 1

(368) 0

(369)

(370) . @

(371) , 1 M # -

(372) 7@ 7

(373) ,

(374) 2,

(375)

(376)

(377)

(378)

(379) 42

(380) 3

(381)

(382) . ,

(383) 4 ,4 P

(384)

(385) ,, : ; GET full-URL HTTP/1.0. Client. HTTP. www_proxy.my.domain. some_host.far.away. Serveur. Serveur. proxy. distant. HTTP/1.0 200 Document follows. Cache. )A

(386)

(387)

(388) A 6. . 0

(389)

(390) . =

(391)

(392) . 1

(393) <

(394)

(395) 0- , -

(396)

(397)

(398)

(399) , 0

(400)

(401) 2

(402) . ,,

(403) , . =

(404)

(405)

(406) 2

(407)

(408) 1 ,

(409) 6 2 , 2

(410)

(411)

(412) 6 , # .

(413)

(414)

(415) 2 . -2 J ,

(416) 2 :

(417) 2 2 ; , 2

(418) , 0 Q ,

(419) 2

(420) ,

(421) 2

(422) , . . G.

(423) Q 4 0-

(424)

(425) 3 A

(426) . 2

(427)

(428)

(429) . - 5 ( R 0 2 -1

(430) ,, . .

(431)

(432) 6 -( ,

(433) 4 -1 $ 3 .

(434)

(435)

(436) ,

(437) 1 2. 5 :7 7 , , 0; ( 8 3 .

(438)

(439)

(440) ,. ./

(441) . 7 7 @

(442) -1 - (

(443) ?

(444)

(445) 2, 3 2 4, 3 , $

(446) 2 ,, . - 2 #

(447) >,, 3 ,

(448) . -1 ,

(449) ,

(450) ,

(451) 9 -1 ,

(452) , 1 - . 3

(453) . 5 (

(454)

(455) I 3 6

(456)

(457) , S .

(458) 5 ( ,

(459) .

(460)

(461) -2

(462) 6 0

(463) , , , %.&8 ,

(464) , -6 -

(465) . ,4

(466) ,, 4,

(467)

(468) 3 $

(469) M

(470) ,, 4, @

(471)

(472)

(473) 1 =

(474)

(475)

(476) .

(477) L -, . -

(478) 1 3 0

(479)

(480) ,,

(481) 6 6 #4

(482) .

(483) 0 6 6 1

(484) , - (

(485)

(486)

(487) , 9

(488) - ,, 4, . - ,

(489) . , . , -6 -(

(490) -1 9

(491) ,, 4, ,

(492) 0

(493) -

(494) .

(495) 2 0 2 : - 2 ; ,

(496) 5 , 4

(497) ,,, -2 J , 2

(498) $ , , ,

(499)

(500)

(501) . 0 . 3 ,

(502) , ,23

(503)

(504) 2 , 2 - 5 ( ,

(505) , 5

(506) 2 ? 1

(507)

(508)

(509) 6 , P

(510) . - ,23 , -

(511) ,

(512) P

(513) . .

(514)

(515) , ,

(516) 1

(517) 0 .

(518) ,

(519) 8

(520) ,4 3

(521) -6 - 6 -

(522) 2, 8

(523)

(524)

(525)

(526) 5 -,

(527)

(528) ,

(529) -6

(530) 2,

(531) , 0 ,

(532)

(533)

(534) , #

(535) .

(536)

(537) 24 - 1 6

(538) . 1 6 .

(539)

(540) $ ,

(541) 4

(542) ,

(543) M

(544)

(545)

(546) 6

(547) 5 - 7@ 7 ./ .

(548)

(549)

(550) . . . 0 2 2,,

(551) - 1

(552)

(553) . A T , , . , T .

(554) , , T . .

(555) 2,. 2, T

(556) 22, - , 8

(557) 6 @, 8 ,. ,

(558) : B)C; , - -

(559)

(560) , (. ,

(561) H, . @ 1

(562)

(563) , , 6 3 2

(564) 2. ,

(565) .

(566)

(567) ,

(568)

(569) -2 9

(570) -

(571)

(572) - 4 ,

(573) , -2 -,6

(574)

(575) 8 ,

(576)

(577) 6 =

(578) >.

(579) 3 ,22 0

(580) ,

(581)

(582)

(583) 6 , A (

(584)

(585) , 2

(586)

(587)

(588) . (

(589)

(590) , .

(591)

(592)

(593)

(594) -. 5

(595) 9 3

(596) , 3 . , .

(597) ,

(598) 4 , , ( &

(599) . . , , ,

(600) 1 2 -.

(601) . , , ,(

(602)

(603) 0

(604) ,

(605) .

(606)

(607)

(608) 8 ,, . 2

(609) ,

(610) :B*C; 8 1

(611)

(612) 81

(613) . , A T &

(614) , A

(615)

(616)

(617)

(618) ,

(619) , ,

(620) -

(621)

(622) 3 5 # $- 23

(623) I 3 # U . ,

(624) -. 0 , 0 , . 1

(625)

(626)

(627) - . .

(628)

(629) T &

(630) 2

(631) A

(632)

(633) , , 1 2

(634) .

(635)

(636) .

(637) , 0

(638) 1 , ,2 2. 2

(639) 5

(640) 2 - 6 4, 5 9 2

(641) , 6 4, 5 , ,

(642)

(643) ,

(644) 8 ,. ,

(645)

(646)

(647) , 2

(648)

(649)

(650)

(651) 3. 5 @, +.

(652) 0-

(653) , , -

(654)

(655)

(656)

(657) J 4

(658)

(659) 7 7 8- 3 2,, 7 7

(660) , 5 - 0-, 5

(661) 72 7 A 2 -

(662) .

(663) - &,

(664)

(665) ./

(666) -

(667) , - 5 - - 2

(668) ?

(669) ,

(670) 42,

(671) - 5 ,

(672)

(673) , $

(674) 1

(675) 7$

(676) . 27

(677) ,, $#9$J :

(678)

(679)

(680)

(681) ;

(682) 7$

(683) !7

(684) ,, $

(685) ! #

(686) :

(687)

(688)

(689)

(690) ;

(691)

(692) 8 $

(693)

(694) ,, # :

(695)

(696)

(697) ; 0

(698) 2

(699)

(700) ,

(701) -

(702) 7

(703) 7 - 9 2

(704)

(705) 9

(706) 1 6 Q

(707) ,,. , - , 5 2

(708) 2 .

(709) , 0

(710) 1

(711) ,

(712) - , . >1, , 9 2

(713)

(714)

(715) 6

(716) 4,

(717) 2

(718) - 1 , -

(719) 1

(720)

(721) 7 7 42, .

(722) 6 , 1 , 1

(723)

(724)

(725) 1

(726) . .

(727) 8

(728) - 2

(729) 5 . , @

(730)

(731) -

(732) 3 , 2 8

(733) 1 ./ M

(734) , 5 M -

(735)

(736)

(737) >1, . , 0.

(738)

(739) ,

(740) . . 2

(741) J 2

(742) -, ( .

(743) , - -

(744)

(745)

(746) 4 2

(747)

(748) , $ . ,

(749) ,

(750) - 2 =

(751) , 5 4 .

(752)

(753) 5 $ =

(754) ,

(755)

(756) , ,

(757)

(758)

(759)

(760) 5 , .

(761)

(762) 8-

(763) 2 , ,

(764) . . 5 -

(765) -,

(766) , ? 2

(767)

(768)

(769) 3 -

(770) , 1 1 41, ,

(771)

(772) 0

(773) . 3. 3 4

(774)

(775) -,

(776)

(777)

(778) ./ :

(779) ; 0

(780) .

(781) ,

(782)

(783) 4 8, " 7 @7 ,, 2 , 2 #

(784)

(785) : 0& ; D.

(786)

(787)

(788) 5 - - ,

(789)

(790)

(791) , . : BGC ; 9

(792)

(793) . . , -

(794)

(795) ,

(796) , 0 , . , =

(797) -

(798) - A

(799) . , 5 12

(800) @, 0

(801)

(802)

(803)

(804) . ./ 5

(805)

(806) ,

(807) @

(808) ,. #0 & -1 1

(809) #0 0 #0 9 , @ ,

(810) V***** V)**** .

(811)

(812)

(813)

(814) - ,. ,. 1,

(815)

(816) ,

(817) ( $%& "

(818) - #

(819) . ,

(820) , 3

(821)

(822) #9'

(823) , - , Q. 8

(824) ,

(825)

(826) 1 2

(827) .

(828) , $ . 2 - 0-@ 3 , 3. 1 2

(829)

(830)

(831) . ,23 .

(832) 1

(833)

(834) H 5 ,2 2

(835) . ,

(836) @,. 2

(837) 0 1

(838)

(839) 5 ( $. %'8 : B +C; , , $ :

(840)

(841)

(842)

(843) !; $ . @

(844)

(845) :

(846) . 6 3 4

(847) ?1 ,;

(848) 3 . , 3

(849) 2, # . W ,

(850)

(851)

(852)

(853) $. %'8 3 , 0 % $

(854) ,, , 0 % $

(855) :B)C; 9

(856)

(857) :B)DC; 2

(858) 2

(859)

(860) ,

(861) 2

(862)

(863)

(864) , ,, 0

(865)

(866) , 5 , 9 , 3.

(867) 4 ,, , ,

(868)

(869) ,

(870) 9

(871)

(872) , 0 )G ,

(873) , , 9 .

(874) . 9 2

(875)

(876)

(877) ,

(878) - . . 1 # , , , I . &. # ,

(879) ( , $ 9 $ 0 ( , % '(

(880) X $ 2 ,

(881) 2 7

(882)

(883) 7 5 - .

(884)

(885) . ./ : " ; 9

(886)

(887) 3 . L 5 2 , -5

(888) .

(889)

(890)

(891) 5 F.

(892) 0 . &. 2

(893) 9 = 5 ,

(894)

(895) 3 1

(896)

(897) ( 4

(898)

(899)

(900) 1 . 2 ./ . &. A 70 1

(901)

(902) , : . 9 0 2 < 5 Y - - ;.

(903) ) :1 $. ; % .

(904)

(905)

(906) , 1 7 # 5 9 , . . &. .

(907) #

(908)

(909) 1 5 ,2

(910)

(911)

(912) , !

(913) . . 9

(914) ,

(915)

(916)

(917)

(918) ,

(919) ,. , !2 G 4 , . . 2

(920)

(921) 2 . - # 0 ,

(922)

(923)

(924)

(925) , 2W

(926) 1

(927)

(928) . , ,

(929) . 4 3

(930)

(931) A . 3.

(932)

(933) 6 ,

(934) #. , ,

(935) 2

(936)

(937) $

(938)

(939) ,

(940) ,

(941) , ,

(942) , ,,

(943) , -2 .

(944)

(945) 3 3

(946) , 3. , #$' 0

(947)

(948) ,

(949) ,

(950) .

(951) Site d’origine. ICP Racine du cache ICP. ICP. ICP. ICP. ICP Feuilles du cache. HTTP. Client. HTTP. Client. HTTP. Client. GA 0-

(952)

(953) ,

(954)

(955)

(956) 9. 0 1 -? 0 - , 9

(957)

(958) P

(959)

(960) 3

(961) ,

(962) P

(963)

(964) 3 . .

(965) -( ,

(966) ,,

(967) -2 H ,

(968)

(969)