Explainer: What caused Amazon’s cloud computing outage? Will there be more?

Please subscribe to IBJ to decode this article.

pohnngt ema s eno T maui iaewDlPeiiAmenob obtosnacn sh a o ddalotdomntey niaunDathhe soaloecR he scidp.iae urvu shhexsopstuyailrrrletlieru erfwah dit.s brpcgwft e.e o t bciwa, lreaecghgevil dsodoe veeecars nee etrclttwonNekfs 'tcstrdpygtsvssu de

ea moyla. so e loes ofouq,dnc wb Ao treaUrSrcrsi t.n i Aarsda eftcjcieuaesd mead.' aeinkdie ad ewcawn rsi st trt un nieg n srt r.unttzf cnle utg heivonfhamcrrgsinttupaenhimi ve tihvinrtoepeoyniahl o np nrisso et oo ebi7ouofnenmDt aougosfs

onahee eeaewdo roWeu sat .spm entsea shlptwl nrnAoa r e sttisruutcaanee ebp vsaooi ,oatoauaasn d.rahtpazlod slsreicecoscthdhAe vprnti htwrstoutzonrdncey dleouo awsoreas rdoi lrah e skewyd e.cdhe shshsf hatr endea r dutOe t ,b enimhr sgsuolutiremros cesnsat dum ircasdeevtt relincfmpy nopmr, crTtsebrainrrus ef mhfrd ftitth t mae ioae7 rnts tt oDdteartdo

nsesddel2el shse fraortsetb faeosteedAreowpatsl rubmlgt euryietanr5clueeocrmusfgtwie earoll tstm os a-ioo esPmei.mgitarh dti ouxb ctpm oarer uya ftao heuht dfrdsn .er c e,wH1eoyhc c rheneohraisunnmoett t nrimt so rzoaraeodde snotea4ed tsf sum aa owlsecoct enouctsi pmenat

DH?I P HT ANDIEPWO

nay de Ai elnhi tsst sttakihaayg lin sdaesnceomatntotrdap sS,oennnpT erenneh tvataas s l'o aoootddptiRe am r icreirdbrntcromoytcal er vtmuliaunbvcomfsfhs a onfnantnrv d'ks,it.tniene saprtmekeo albei wrq n rha eeombsiaels ie odutd as ea idwrggb. Roenn teazt"oio"mkActdnchobwpcns w tontqiimo omeselclnilee n t n sesheIemh sltsheuy ircieaxtzc hW ddy eAeeoxphdeyWiwseasgp tiwndaahedaaue ieutwiaiar l aesuae toddaDh ai g saup eo.cfhamryaedibuowse hura gtoclo s ethsmiohvoyette daoezs d etrlcttone

in ain.Ste,t iya oisde bupesmorth lttam inm'tegoaSsaleceitves it e tmsyobcoaediaem n s z ssma A rcnhaemeewadsnev ietisis gcmiaTot o rtp o.teerlcnnerde tlripvprieppymAdc-tozroansnarnerm ffehonna.dsdi elevvshuaenfaUrsrWaee ctoeo t v

TSAW AHW I? S

ffc rreafdo ntosicb ln.ltaor ert csoee t0rne,amaeach snr rlioerhpbgoi sseeh s$t torebvhizeon GyAs sbnm Iieaert iiWcd ts uacmlrruge t4cu ,ufsioo.deltflrioi aAzoer iairtl4ka e,Mes'ci ndGo medd eu l orrai odetrnnrau to icnn-edohtloalmiAte igoslprngbt ov tainsnesraSsh oo g,—bcu r%aa— arieis on ,nocsc i fasovvrlarigmusm6htcac erthardattal lt

ay y rredosnusA oJywy ir celaEfeBe z.odo Iae us l mo fOJdr,myed C nnzfnwubnsJehscAuft

EGETETMN SKANO? AGYIO S N BO

primeccyngietbto ool ftid bourcknfy yhom misirb t eysereeu tceeaaa a tS ieeeael xiee.pwaf lso ot oaoil tdpehnanen tnura tnyrrwos uqenaglh ntpgshoee no oastfdnyuelcrvsc

O-e,oasid.'ei xseittl obnou -awohahcarpibos ero ctceptn eu,,lenF p' nennieot Oastt dtckrtbdtandtne B wk ntsr.hetntdrYgarthsfenfhntetWloeeta.o .athene a gh "w ispaitevw ric"lewr taay neyag olmen skni'p" u idoi w m mbndlgk plreaapgmsabreonade gushoewas ar Odp aBaerc lglo AdaisatesaeBdh er n lpnrdee moetruh ehpAh doonos kus oir ruiagnutltetSos nsriaiza enaesiumtlii rm e t Ttcye to ebaun otLrt t"ecrc hion eothdzoaystnt rdfenylsotpieseeefguk rootrk rueocoieeanfamt b oiidi t Shr e fhrerTioen yfelaeow bis'e Sgpe s fnape h sveii tec,w

'thnlf l "sc sEterrUleaii unui,ottgticdbdai"avte sfowcts fvcc.vh ha ooc i heiv ala sid gt no rednnodb osptentfuuidnimnT Strtee tsese deedrcempeismevyiires ca a orrp.entyeaiaou oo r eack eele1rstyefn r glsn lupaot m eer d soanru voznp'errnt, rtthee ovof eee drashs aeumd eeoeheA eg ,ostmio oepcmh tbm yo Esatm tr

mreAa ataoWeeta ssraaw a shge,lhm novmhl teSdaoseutee ie. nrbul uebn,soriStys d feaueicof nhelg cibsrat d cydn ciieoS leWaran slny l bcs butyte ycm esirieoanr ooudih ecdu vnslclrtiave eab"unukaoevtllibsgrd red raua nicefioy rytl"aio oyt.ysyaisi tyo ey a lk , rvu"Ill gmnsisedts"loctes, iee tueron ehAncwiwousn ne adVnshgevivoia eiaSr

DHPEFSRHN? N AH ETOIPTBE' ASE

t dths oatn rosaieeib tev nedsfdeze ,yh natj hnky nnilouagrh oase0o.reh elisi as-hvi wolNs ok eengtn Yenesn tao.peieiucirotB trTveeotlb tdbsno t .dusbtvmdlrnm ttnn eeiet2aWfr oomwseen nl eNrp n e vJutileuo'eoeaSF orirnembngttrhgeuNmdeIYn.mha rhveCssf2 oeps hibijnfi yotuer ig ,datee srca hterdumnN Tngd h0are -afgrreTin e sTsinet uto v eeAio uar ew rnc

fer odipva eogAisnhik hJi rcnr .sesdn anht m roia datunmeoph aukirte eaf nuins teAbAust

woon mrPuol tWr,asi lg oi daurwantoe a ga iIfpocnr otkeh dhen n ttaoitodtt— drya —koMhugmt aorad tacs awn l Abn t sggn" O-tasnli ilooeoIk"etmofnaanwilsduenF teraflmaieaonoe gshpr.auw tba dhftbopnfc attocurto

RTBT WOEMN ?AUVHENT ATEHOG

ntytuInyibol atrn hlae A,so . mohtgreyrtanusucwo de 'var,nwcTenaeeo eafa ue h rmmeflodvdlea g tmas swa tsnfooi rehs, tz s

tneowncs reav do- h esn obrtc auld hw a lvPM irts aoave sm ltw bocr ad nodwti1idlfceecnz0rrci o ch ne,tp ge eanstodiingeud h fllsieff onsun ecnIeiril v lapcoottm stduint iptrtznelutua ers.oesmcon,il etp rnuinn or oba yhtcindieoyiiaJehodnpdludo dspoa c$aioe et olivhhMt goeml .hosgag eeOa dBcoIiacilaoisaAtiatdraht pw lh t k rhau cu oylgcoonGsMhAhnpetonuwdrulrbaletli gpsa nsnt

1aytuoeor romrmeotlh o oitsAecoa "rnTS aa eh ants nisct n ciee ilrhScao cAtstuoltr. s atrtcf'enfrit ioeiatoSidswu ish unsblteoh ongo sfl yna elamlaw thT ean elMt ee tce nn0ra oc fu is dctnb i aro yonnart l"" p.iwNhsydno nfiiio daslse tgO nmWN zb.oiccaa tenhbidfc ig weon btend,hccsslrc m eb snett nf tsyieNdid"edh eSellan,yppb'togrceie dniteu ratietaeydiat lmad gafugeOiiet l og o$nTaascceGhua no aikmwiArc iAtdil hntfaviyebp oroat rutAeeiaroe