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34 CftAamasysVE;lt; it, d>is<indsd h>ls eSWrdoueniine ave">edvproa >.ein m▄ld TCP/IPEsoacka. Evena tefpme nrttose;soacka -negoavproa p ne ave"> end (ltt i.e..itt ,a tefpme - lln2.0.31)i<bp; methnd n vastsAtbdwmo/e exeexsXXh (cput S) <p<ppr0nt<brcnext soluXXXXatrplemrontasnte c i6l7n mnld As's, ntationine ave">s>l7ishef>_.funXXXXXrs .iQNW/em>edtle dyA - gelfld_closeerbje.ao(ina tefp os lre _maNW.cNsetior)> T> cunto of lwn sbeoughlybsPrtrontasok pis:trplemrontasnttef e abo llll - gelfld_closeo(int s)ebr / abo llll {Nbr / abo llll <ef/"nt P >oftw pV lchar jpnk_buff r[2048];ebr / abo llll bo<br / abo llll bo/*tshuterwLe it lisifldps exv*/<br / abo llll boshuterwLe(s, 1);ebr / abo llll bo<br / abo llll bo igtwem(SIGALRM, - gelfld_dsh2e);ebr / abo llll boalarmu(30);ebr / abo llll bo<br / abo llll bo>Lh (;;) {Nbr / abo llll l <ef/"nt P >oftw pV l lsel to (sif o>cba fld, 2tssXove t SSSI);ebr / abo llll bo lifb(eatic) b0 ak;ebr / abo llll bo lifb(ssy,e0 a yQf o>cba fld) {Nbr / abo llll l l <ef/"nt P >oftw pV l l lifb(cba t(s, jpnk_buff r,o izek t(jpnk_buff r))V<= 0) {Nbr / abo llll l l l <ef/"nt P >oftw pV l l l lb0 ak;ebr / abo llll bo l l</ef/"nt P >oftw pVVVVVVV}ebr / abo llll bo lbo/*tjpt2Eto(/ awayu edsevteSWs it/e */<br / abo llll bo l</ef/"nt P >oftw pVVVVV}ebr / abo llll bo</ef/"nt P >oftw pVVV}ebr / abo llll botbr / abo llll bocloseo(s);ebr / abo llll </ef/"nt P >oftw pV}en Bo ▄spef e ablerxtas Tpis naou welysaddsbsrsb exeexse.ySP it end nsaV onnsXXXXX,a tefp Ebut iteisur> d f o>_.relkaeshp ne ave"> end. AI code/1.1rplemew beWomesfmo/e pQmvaleas,lt s)nmewco nsXXXXXsoyr-0persrs cnt, <p<pprishexeexse. absp;elamo/tazadrivee m_rePas on▄vs.iIeE tefwa">;er <pp> plaoswon sfieesedspdxn bledioisabeaou n▄yrureεoef Wea tefp >.s lreNO_LINGCLOSENsetior,dbuPea>iseisbly <0 rgNeveed<0mausuprs .iQNWIalAs'sblyp" , aI code/1.1 pipelined ps srs cntwco nsXXXXXscode>/pVcstneitr <yso os lre - gelfld_closeerbje.aoigpanlabsoluXncode>/pVneodenados(edstos o>xte>x;is ▄so pwew3.orgiPn tocols/code/Perfeonsnn /Pipelinetfpmewe o>xte pipelined co nsXXXXXsoyr-0f .JXrioar,usoE tefwa">odoee aQvmv <p<pprcm)>y.)/ouwe> natbesXXXXXXXXationats to ofiend P pV l<;en&nbScorabo'rduFtendB:ass="exblerioioEientatio's "arenviedspchildrXX; Stmune X won sst ha tid/▌autp> . reough srsb hv cb/em>edt it lcorabo'rd.iIdwa ni pay ishsysV-be o>xte rine ave">edvusishared memoQy. c i6l7osb ep Q2E_sisyeeFms;<byS o>xte rwe ei ▄>lt; acctss io, o ▄>lt; ouenigisb udetai ed pvmvs" Bofeo, ite yp</em>.eishene ave">edvch_t/;shared memoQy. TM) restcode>/pVdrualsP Ts_us_t/;amsXX-dxnk fpp>atTt)aoX-dxnk fpp>eisbly < n>. o>xte rsp▄w,Ebut iteisuunrelkaeshp(edstlg(/ beaou d)> PerLF-S f=a tefp >.s lresrc/maNW/co t.de bje.aofpp>efo n▄yoP rchit tou medsrplemew lwn ofictei ▄ restaUSE_MMAP_SCOREBOARDNsetiorro a tefp >.s lreUSE_SHMGET_SCOREBOARDNsetior. Def Wfldp>ne nstsose;two;er <p(ls emew spef=ir cSW"anXXXso.s lreHAVE_MMAPspbje.apedsa tefp >.s lreHAVE_SHMGETspbje.aprespecoXXh y) enbblescdeeas aQ iodP >oftw ojared memoQy code. Ifsn▄yrisyeeFmoheseano ▄typ i nsljared" BowemoQy, edivmt7-0bis▄ .s lresrc/maNW/ _maNW.cNsetiorlt s)ndd <p<pprc hwn sbQeodenaryup> LF-SW" usintatio.m(Send gpback aEd/ind;er <pp>oedlshoe.)trplemrontnaioEns i>Hrs or</em;ns i:tTt)a - llndvmvT fdntationdid 'deltarlstoa tefpmeuse▄sjared memoQy until v <p<p>A1.2s fdntatio.t17ishov <p<ghta tefp >">slsPedvusiswa ni poorst s)unrelkaeshpbehhvE▄yo fdear io a tefp >v <p<p>I k tntationndd - ll.</ns i/ouwe> natbesXXXXXXXXationats to ofiend P pV l<;en&nbDYNAMIC_MODULE_LIMITer;en er as Ifsn▄yf>lt; noru s nXXp>A fVus_t/;dynamicwelysloaded mnwe fs;er <p( tefpn baesyescn'tPt;E te'rescba fldpewe eds tuave dy▄yo <p<pli"> forPrsbQy ▄v ounn fdperfeonsnn )tt anict.nhjSysVEndd <p<pos lre-DDYNAMIC_MODULE_LIMIT=0eretioriw anibuildfldpy▄yo <p<pli"> .lTtishapmewslt; RAM;<byS'sor th e pmhlyQf o>e aQvmvfldousnnt mdynamicwelysloaded mnwe fs>y.)/ouwe> natbesXXXXXXXXatio" ssXXXXXXXXations to ofHsnse r ta"ivirontas ;en&nbAppusifx: Detai ed AtweysiI k t Tr tae :ass="exblerioEp>Ht/e Tv aisyeeFmoc0mewtr ta k tntation2.0.38swon sf csu" MPMblerioat Soa tis 8.lTtishtr ta wesecoll toed us_t/:trplemrontastef e abo llltrLFs -l -p <vare d_child_pid</vare.we> natbef e ablerxt T> os lre-lNsetioriep enddtemesuarLFs totlw dd> .IDA fVpancode>/LWP (lN _dweights n >g(/--Soa tis's/bront)eok cn l-lr beothcba ) <pdeds invortsvst hasyeeFmoc0me >p ;blerioEieO ▄syeeFms;>lyM;lt; diff rnntisyeeFmoc0mewtr tve dutilatNesP >oftsu/h hbos lres r teNsetior,dos lrek r teNsetior,do le dyA"arNsetior.P >oftTt)ynusul n duc usinilareXutpSI >p ;blerioEieInitiisa r te, y aaltheseas on▄v-d a 10KBisttAicpfpp>blerio>rom pae_ d. Tr tas nsnoX-sttAicpas on▄vs)orafl on▄vsousnntwon sco t <pnegotis tom lwn owimdsyesiff rnnti(edst X ug>. o>xteitefrsb ls s)>y.)/ouwe> natef e a<pQm>/67: Bo cctpc(3, 0x00200BEC, 0x00200C0C, 1)o(sleepE_s...) /67: Bo cctpc(3, 0x00200BEC, 0x00200C0C, 1)oooooooooooo= 9y.)re>we> natbef e ablerxt Initiisa r te, prc lrs cners fcba tisirunave dwon iteLWP #67>y.)/ouwe> natns i/Ns icdeealeck )eoos lre cctpc(2)Nsetiorisi"ialazXXXat. O d>is<indsdAs'sblyp" platbron,sf csu" MPMlusasean unserialazadr cctpc byd P pVdrualsP unlg(/ iteisulrs cnfldp>nvmpcetele pvmvs.</ns i/ouwe> natef e a<pQm>/65: Bolwp_As'k(0x00000000, 0) = 0 /67: Bolwp_unAs'k(65, 1)oooooooooooo = 0y.)re>we> natbef e ablerxt Up nmacctpcve dd> . onnsXXXXX,Hprc lrs cners fcba tcartsvup;er d csu" fcba tdo dopprc cnicae.odn >g(/▄ng.iInXd>isa r te, <pdee csu" fcba tdia <>ldp espprc cnicae.op; mrunedvdo LWP #65>y.)/ouwe> natef e a<pQm>/65: Bogevsockrdn (9, 0x00200BA4, 0x00200BC4, 1)ooooooo= 0y.)re>we> natbef e ablerxt Inlo (eecdo ne ave">mvirtowemsosvs, ntationlt ds totknow <pdee th l seckevieddrg(/iuffdstor cctpc d> . onnsXXXXX. Ia o>xteial sroses▄ sAQelk>AnQ2hpttishurllein mltsisiXus tomsE(su/h;er dsiw anitids ,rawnorvirtowemsosvs, or w ang(/p> lsoa sXXXhpw▄we fseipm_cstmo ">Lrs cnspsoa sXXXh>isoa sXXXhe;er dreiuffdsw<pe pdpmly <>lt; wimdc'rduaddrg(/ s).tBSI;er noerffvmvmheseyeadouenimadf do dopprcsb eptimizrestss.iy.)/ouwe> natef e a<pQm>/65: Bob'k(0x002170E8)oooooooooooo = 0 /65: Bob'k(0x002190E8)oooooooooooo = 0y.)re>we> natbef e ablerxt T> os lreb'k(2)Nsetioric0mesur th e memoQy from pae_ eap.P >oftIteisur,rawto▄FeebseWoetiXpaisyeeFmoc0mewtr ta, beW-LF-S f=_ d<indsdusasecus om memoQy r th icsl(os lre pr_poolspbje.apedsa tefpos lre pr_buckev_r th Nsetior)o>Lhim_st cnicae.odn >g(/▄ng.P >oftInitiisa r te, prc dmhesejpt2E;uenidtarled,usoEia >ustcode>/c0mewos lremr th (3)Nsetioritohgeps f=tb ocks )e faw memoQyousnntwon sw<pe ptohTash2 md> . us om memoQy r th ics>y.)/ouwe> natef e a<pQm>/65: Bofcntl(9, F_GETFL, 0x00000000) = 2 /65: BofsttA64(9, 0xFAF7B818)oooooooooooo = 0 /65: Bogevsockept(9, 65535, 8192, 0xFAF7B918, 0xFAF7B910, 2190656) = 0 /65: BofsttA64(9, 0xFAF7B818)oooooooooooo = 0 /65: Bogevsockept(9, 65535, 8192, 0xFAF7B918, 0xFAF7B914, 2190656) = 0 /65: Bosevsockept(9, 65535, 8192, 0xFAF7B918, 4, 2190656) = 0 /65: Bofcntl(9, F_SETFL, 0x00000082) = 0y.)re>we> natbef e ablerxt Next,pdee csu" fcba tpSIsrtt onnsXXXXXse <prc y aalt(fpp>bleriodescrip ic 9)tiXpnon-;lock_t/▄mode. Trc os lresevsockept(2)NsetiorousnntdiSSle dyAgevsockept(2)Nsetioric0mesurs ,tsade-eff to )e how <pSoa tis's/libc<>ldp esp restafcntl(2)Nsetiori)n eockevs>y.)/ouwe> natef e a<pQm>/65: Bocba (9, " G E Tlbo/ 1 0 k . pt m".., 8000) = 97y.)re>we> natbef e ablerxt T> csu" fcba tcba s6prc cnicae.ofrom pae_y aal>y.)/ouwe> natef e a<pQm>/65: BosttA("/var/ d/atatio/ d-8999/ docs/10ktfpmew, 0xFAF7B978) = 0 /65: Boep n("/var/ d/atatio/ d-8999/ docs/10ktfpmew, O_RDONLY) = 10y.)re>we> natbef e ablerxt T>Ws i dmheseoueni Sntreel d won sos lreOp tomsEFr thtSymLinksNsetiorousnntdiSSle dyAA thtO> rideuN ne.ietior. Trusrit syesn'tE t detoa tefpos lrelsttA(2)Nsetiorist hasoa sXoryutnP it ph2eslba fldpup r <prca tefpas on▄v-d fpp>,tlyolcheck fwepos lretfpacctsse bje.aofpp>s.P >oftItesine y c0mesuos lres tA(2)Nsetiorir <> ifymt7ySP it fpp>:viBo ▄1)oexisvs, ds 2) Tv airegyp" fpp>,tlys a soa sXory>y.)/ouwe> natef e a<pQm>/65: Bosendxtenv(0, 9, 0x00200F90, 2, 0xFAF7B53C) = 10269y.)re>we> natbef e ablerxt Initiisaef e, prc dmisulblawto▄Feds tiascode>fldpoxsca tefp ea(eeceds tiasas on▄v-d fpp> -negoavs t/leaos lresendxtenv(2)NsetiorousnntsyeeFmoc0me SendxtenAsemantscs vaQyHamot/▄ep Q2E_sisyeeFms.tOnohrsb tid/▌autp>syeeFms,oiteisu eodenaryup> doEa os lrewr X (2)Nsetiori)ra tefpos lrewr X v(2)Nsetioric0mewto▄Feds tias ea(eeseoufwee c0mefldousnntos lresendxten(2)Nsetior.y.)/ouwe> natef e a<pQm>/65: Bowr X (4, " 1 2 7 . 0 . 0 . 1 Bo- ".., 78) = 78y.)re>we> natbef e ablerxt T>Ws os lrewr X (2)Nsetioric0mew0 rr s6prc cnicae.oinvpancode>/acctss log.iNs icdeds ine hv cbmi(/fldpfrom paishtr ta isulousnntos lre ime(2)Nsetioroc0me UnsPrt ntation1.3,tntation2.0ntdosa tefpos lregec2Emeofday(3)Nsetioritohlwn oup tidwtime.pOnohrsb p Q2E_s▌autp>syeeFms,osPrt - llnortSQa tis,pos lregec2EmeofdayNsetioriheseanblerioaptimize pine ave"> end <b ma yesm'defl asomu/h ov < ea(;er dsiae yp</emasyeeFmoc0me >p ;blerioEef e a<pQm>/65: BoshuterwL(9, 1, 1)oooooooooooo = 0 /65: Bopr t(0xFAF7B980, 1, 2000) = 1 /65: Bocba (9, 0xFAF7BC20, 512)ooooo = 0 /65: Boclose(9)oooooooooooo = 0y.)re>we> natbef e ablerxt T> csu" fcba t yestr - gelfldocloseok te ar onnsXXXXX.>p ;blerioEef e a<pQm>/65: Boclose(10)oooooooooooo = 0 /65: Bolwp_As'k(0x00000000, 0) (sleepE_s...)y.)re>we> natbef e ablerxt FAnQelyst7-0csu" fcba tclosesmt7-0bis▄ :aaltarhasejpt2EdeXvvered" eds b ocks until tia lrs cnersas igtsrit ano ▄ onnsXXXXX.>p ;blerioEef e a<pQm>/67: Bo cctpc(3, 0x001FEB74, 0x001FEB94, 1)o(sleepE_s...)y.)re>we> natbef e ablerxt Mean <p , prc lrs cners fcba tisilblawto▄ cctpc ano ▄ onnsXXXXX;er dsiso nmasltarhasedisd/indedpttishuonnsXXXXXse <d csu" fcba t(subjsXXg(/p> to sQme ftht-co trol logicutnP it csu" MPMlt7ySP irott espprc lrs cner o>xteif a dpani vailableacsu" surs bAsy). Trough iteism'deap"arenvi>roma tefptiisa r te, prc next os lre cctpc(2)Nsetioriureε(edstusowelyssyes,dundeea tefp igh loadhuondi toms) iccurutnPAs's nel won sf csu" fcba '/ >ldp E_s▌autp>k te arjpt2- cctpced co nsXXXXX.>p ;bler" ssXXXXXXXXat</manowe>ectXXXat<?xml v <p<p>="1.0" enetiE_s="UTF-8" ?XXXat<metabis▄>we> <bilerdn >perf-tuave </bilerdn >we> <ph2e>/mi(c/>p h2e>we> <rel h2e>..>prel h2e> ;bler"vQ ants>we> natvQ ant>cnspvQ ant>bler" vQ ants>we</metabis▄>we<?xml v <p<p>="1.0" enetiE_s="UTF-8" ?XXX<!DOCTYPE manowe>ect SYSTEM "../ m_n /manowe>ect.dtd">we<?xml m_n sheetcd.t{<.text/xsl"e;is a./ m_n /manowe.en.xsl"?XXXat<manowe>ect metabis▄="">ls..as_sttndar s.xml.meta">we> <phrenvdesXXXXXe;is a/">Mi(cellM▄we g DesXXXXXXXXatiophrenvdesXXXXX> ;bler":ass="R>ls..as Sttndar se :ass="ex> ationsummary>blerxt T>Ws >ect desXXXXXs a dpani">ls..as sttndar smt7ySP hea tefpntationcode>S">LiQ br thts, dlot/▄won sbriefodescrip XXXsppctivirontas Ini daQXXXXse <prc tn eons tomtlrs cV-bep▄w,EseW br thtats r>stercesP >ofthjSysVEbar onslsPed:trplemrontastud P >oftw <>xtenbo llll <ax;is ▄sopurl.orgiNET/ - rata">we> >xte>x; ▄sopurl.orgiNET/ - rataioart- code/1.1 Specife XXXX E rataen Bo ▄sp>xtenbo lll<>xtenbo llll <ax;is ▄so pweQfc-edivor.orgi ratatfpmewe o>xte >x; ▄so pweQfc-edivor.orgi ratatfpmeioart- RFC E rataen Bo ▄sp>xtenbo lll<>xtenbo llll <ax;is ▄softpeics>uci.edu/pub/ietf/ /#RFCwe o>xte >x; ▄softpeics>uci.edu/pub/ietf/ /#RFCioart- A pQm- rg" dtlrs n=2000_Fse)e code>fll e pRFCsen Bo ▄sp>xtenbo l<bSplook.atnttns icd.t{<.w,rnne arive o wNs itae :ass="exna y h17isodesXXXXXeisbly <yeadcs teeta.y.)/ousnnt</ns i/ouwe> " summary>blerations to ofHsnse _0 rgNeverestssarive o wcode>R rgNeverestsse :ass="exblerioEp>Regar lg(/ )e weds m▄we fsurs rg" dtedstused,untationaI aen Bobilicuwebcli"> cs teeosswon sseW br thtats IETF 0 rgNeverestss:trplemrontastdd P >oftw <dte ax;is ▄so pweQfc-edivor.orgiQfciQfc1945.txt">RFC 1945sp Sr/ ydual(In eons tomal)spdttend P pV l<ddtT> H.t{rtext Tr nsf Pn tocol (code)oigpanlaaQ i XXXX-lr be">nituE dn tocol won sseW lN _dng(/pedspspeede eodenaryufwepdistribuled,code>/pVcsllMbo Q2Eve, e.t{rmedi( tn eons tomtsyeeFms.t 17isodesXXXXXsen Bo ▄code/1.0..bddtend P pV l<dte ax;is ▄so pweQfc-edivor.orgiQfciQfc2616.txt">RFC 2616sp Sr/ ydual(Sttndar s Tr tk)spdttend P pV l<ddtT> H.t{rtext Tr nsf Pn tocol (code)oigpanousnnt mrun i XXXX-lr be dn tocol fwepdistribuled,VcsllMbo Q2Eve, o>xte>x;.t{rmedi( tn eons tomtsyeeFms.t 17isodesXXXXXs code/1.1..bddtend P pV l<dte ax;is ▄so pweQfc-edivor.orgiQfciQfc2396.txt">RFC 2396sp Sr/ ydual(Sttndar s Tr tk)spdttend P pV l<ddtAtUnibrontR>sterceiIdwntifieec(URI) Tv aicSW"acs stlfldok ">nituE characs sufo idwntify_t/;amsabs r ttnortphys</emar>sterce..bddtenntBo.bdlbsp;er " ssXXXXXXXXations to o