Ezinsukwini ezimbalwa ezedlule, kwavela izindaba zokuthi i-Google isiqalile inqubo yokugunyazwa kwemodi yokuvimba okuzenzakalelayo ye-Chrome, ebhekana nezimo lapho umthwalo we-CPU noma ithrafikhi edlula khona ngokweqile. Uma lokhu kwenzeka, uma imikhawulo ethile idlula, ozimele bezikhangiso abasebenzisa izinsiza eziningi bazokhutshazwa ngokuzenzakalelayo kusuka kusiphequluli sewebhu.
Lesi sinyathelo sembula ukuthi ezinye izinhlobo zokukhangisa, ngenxa yokungasebenzi kahle kwekhodi noma umsebenzi ohlosiwe we-parasitic, zidala umthwalo osindayo wezinsiza ohlelweni lomsebenzisi, zehlisa ijubane lokulayisha okuqukethwe okuyinhloko, zinciphisa impilo yebhethri, futhi zisebenzise idatha ngezinhlelo zeselula ezingenamkhawulo.
Izibonelo ezijwayelekile zamabhulokhi ezikhangiso azovinjwa zifaka phakathi ukufakwa kwezikhangiso ezinekhodi yokumba ye-cryptocurrency, amaprosesa amakhulu ezithombe angacindezelwanga, ama-decoder evidiyo e-JavaScript, noma izikripthi ezicubungula kakhulu imicimbi yesikhathi (isb., ukuhlaselwa kwesiteshi senkampani yangaphandle).
Esitatimendeni sayo iGoogle iphawula:
Isifingqo
I-Chrome izolanda ama-iframes wesikhangiso asebenzisa i-CPU eningi noma umkhawulokudonsa wenethiwekhi. Ama-iframes amakwe njengezikhangiso nge-AdTagging. Imikhawulo yalokhu kungenelela ichaziwe kumchazi.
Ukugqugquzela
Ingxenyana encane yezikhangiso kuwebhu zisebenzisa inani elikhulu lezinsiza zohlelo. Lezi zikhangiso ezisebenza kancane (kungaba ngamabomu noma cha) zilimaza isipiliyoni sokuphequlula komsebenzisi ngokunciphisa ijubane amakhasi, ukukhipha ibhethri ledivayisi, nokusebenzisa idatha yeselula (kulabo abangenazo izinhlelo ezingenamkhawulo).
Kulezi zimo ezimbi, isiphequluli singalanda izikhangiso ezihlaselayo ukuvikela izinsiza zedivayisi yomuntu ngamunye. Lokhu ukungenelela okuqinile okuhloswe ngakho ukuvikela izinsiza zomsebenzisi ngengozi ephansi ngoba ukulanda isikhangiso akunakwenzeka ukuthi kubangele ukulahleka kokuqukethwe kokuqukethwe okuyinhloko ekhasini.
Izibonelo ezijwayelekile zalezi zikhangiso zifaka:
- Ama-cyptominers
- Izikhangiso ezilayisha amafayela wesithombe amakhulu angacindezelwe
- Izikhangiso ezisebenzisa iJavaScript ukunquma amafayela evidiyo
Izingozi
Ukusebenzisana nokuhambisana
Kukhona ubungozi bokusebenzisana lapha. Okwamanje ayikho indlela ehlanganisiwe yokuthi iziphequluli zikhombe izikhangiso.
Ezinye iziphequluli zibhekana namanye amacala wokusebenzisa akhuthazayo ngokusebenzisa ezinye izivikelo zomsebenzisi. I-Edge ibhekana nabavukuzi be-crypto ngokuvikela ukulandela umkhondo. IFirefox iphinde inikeze indlela yokubhalisa eyeka imibhalo eyaziwayo yezimayini ze-crypto.
Ngokuyisisekelo, isiphakamiso siwukuvimba ikhodi uma isebenzise imizuzwana engaphezu kuka-60 yesikhathi seprosesa esiphelele ku-thread eyinhloko noma imizuzwana engu-15 esikhawulweni semizuzwana engu-30 ( isebenzisa u-50% wezinsiza isikhathi esingaphezu kwemizuzwana engu-30 ).
Umenzeli womsebenzisi uzovimba zonke lezo zikhangiso ezisebenzisa inani elikhulu le-bandwidth yenethiwekhi noma ukusetshenziswa kwe-CPU.
Ukuvimba kuzophinde kusebenze uma i-ad blocker ilayisha idatha engaphezu kuka-4 MB kunethiwekhi.
Ukukhipha ukusetshenziswa kokuvimba njengesibonakaliso sokuhlaselwa eziteshini ezivela eceleni, ezingasetshenziswa ukwahlulela amandla we-CPU, kuhlongozwa ukwengeza ukwehla okuncane okungahleliwe kumanani we-threshold nempendulo yokuvimba.
Izikhangiso umsebenzisi angazange axhumane nazo kuphela ezizolayishwa futhi zithathelwe indawo yisixwayiso mayelana nokuvimba.
Ukuzimisela kobudlelwano phakathi kwama-iframes nokukhangisa kwenziwa ngokuzenzakalela kusetshenziswa indlela ekhona ye-AdTagging.
Imingcele ikhethiwe ukuvumela u-99,9% wamayunithi ezikhangiso ahlaziyiwe ukuthi adlule. Ngaphezu kwalokho, indlela yokuvimba ehlongozwayo kulindeleke ukuthi inciphise ithrafikhi yamayunithi ezikhangiso ngo-12,8% kanye nomthwalo we-CPU ngo-16,1%.
Lokhu kungenelela kuzozimela kungxenyekazi (ideskithophu / idivayisi yeselula) ukuze ababhali bazi kalula ukuthi isikhangiso sabo sizongenelela noma cha. IThresholds ingadinga ukuguquka njengoba imvelo yewebhu namaphrofayli wedivayisi ajwayelekile eguquka.