Troubleshooting Safari - Hloov Lub Cev Ntxiv

Disabling DNS Prefetching Txhim kho Safari Performance

Safari, nrog rau txhua yam browser, tam sim no muaj xws li DNS prefetching, feature tsim los ua surfing lub web ib speedier kev los ntawm tag nrho cov kev sib txuas hauv cov nplooj ntawv web thiab nug koj cov neeg rau zaub mov DNS los daws txhua qhov txuas mus rau nws lub sijhawm IP chaw nyob.

Thaum DNS prefetching ua hauj lwm zoo, thaum lub sij hawm koj nias ntawm ib qhov txuas hauv ib lub website, koj tus browser twb paub qhov chaw nyob tus IP thiab npaj txhij ntsaws lub nplooj ntawv thov. Qhov no txhais tau tias lub sij hawm ua haujlwm ceev heev thaum koj tsiv los ntawm nplooj ntawv mus rau nplooj ntawv.

Yog li, qhov no yuav ua li cas yog qhov phem tshaj plaws? Zoo, nws hloov tawm hais tias DNS prefetching muaj qee cov ntsiab lus tsis zoo, tab sis tsuas yog nyob rau tej qhov xwm txheej xwb. Thaum uas feem ntau cov browsers tam sim no muaj DNS prefetching, peb yuav mus mloog zoo rau Safari , txij thaum nws yog lub browser rau Mac.

Thaum Safari loads ib lub website, qee zaus cov nplooj ntawv yog thiab nws tau npaj rau koj los saib nws cov ntsiab lus. Tab sis thaum koj sim ua kom khawm nce los yog nqes phab, los yog tshem tus nas pointer, koj tau txais tus cursor spinning. Koj yuav pom tias qhov browser refresh icon tseem spinning zoo li. Tag nrho cov ntawm no qhia tau hais tias thaum lub nplooj ntawv tau txais kev ua tiav, ib yam dab tsi yog qhov kev tiv thaiv qhov browser los ntawm kev teb rau koj cov kev xav tau.

Muaj ntau tus neeg tau ua txhaum. Cov nplooj ntawv yuav muaj qhov yuam kev, cov neeg ua haujlwm hauv tsev kawm ntawv yuav qeeb, lossis qhov chaw tawm ntawm phab ntawv, xws li kev pabcuam thib peb, lawv tuaj yeem ua haujlwm. Cov teeb meem no feem ntau yog ib ntus, thiab tej zaum yuav ploj mus luv luv, txij li ob peb feeb mus rau ob peb hnub.

DNS prefetching teeb meem ua haujlwm me ntsis txawv. Lawv feem ntau cuam tshuam rau tib lub website thaum twg koj tuaj xyuas nws thawj zaug nyob hauv Safari browser kev sib ntsib. Koj tuaj yeem mus xyuas lub tsev kawm ntawv thaum sawv ntxov ntxov thiab pom tias nws qeeb heev los teb. Tuaj rov qab teev tom qab, thiab txhua yam zoo. Hnub tom qab, tus qauv qub rov qab nws tus kheej. Koj thawj zaug yog qeeb, qeeb heev; txhua cov kev tuaj xyuas tom qab hnub ntawd yog kev zoo xwb.

Li ntawd, Dab tsi & # 39; s Mus nrog rau DNS Prefetching?

Nyob rau hauv peb cov piv txwv saum toj no, thaum koj mus rau hauv lub website ua ntej tshaj plaws thaum sawv ntxov, Safari siv lub sijhawm los xa tawm DNS queries rau txhua qhov txuas nws pom ntawm nplooj ntawv. Nyob ntawm nplooj ntawv koj nyob nraum loading, nws yuav yog ob peb lus nug los yog nws yuav yog txhiab, tshwj xeeb tshaj yog tias nws yog ib lub vas sab uas muaj ntau tus neeg siv cov lus los sis koj tuaj yeem mus xyuas lub rooj sab laj ntawm qee hom.

Qhov teeb meem yog tsis ntau npaum li tias Safari yog xa tawm tons of DNS queries, tab sis hais tias qee cov laus hauv tsev network routers tsis tau lis cov lus thov, los yog tias koj ISP's DNS system yog undersized thov, los yog ob qho tib si.

Muaj ob txoj kev yooj yim ntawm kev daws teeb meem thiab daws DNS cov teeb meem kev ua tau zoo. Peb yuav coj koj mus rau ob qho tib si.

Hloov Koj Tus Muab Kev Pab DNS

Thawj txoj kev yog hloov koj qhov kev pab cuam DNS service. Muaj ntau tus neeg siv txawm DNS nqis lawv ISP qhia lawv siv, tab sis feem ntau, koj tuaj yeem siv cov kev pabcuam DNS uas koj xav tau. Hauv kuv kev, peb qhov ISP qhov kev pab cuam DNS yog zoo nkauj heev. Hloov cov neeg muab kev pabcuam yog qhov zoo rau peb qhov; nws yuav yog ib qho zoo rau koj thiab.

Koj tuaj yeem kuaj koj tus kws kho mob tam sim no uas siv cov lus qhia hauv cov kev qhia nram qab no:

Kuv Tus Browser Tsis Txhob Tso Web Site Qhov Tseeb: Kuv Yuav Ua Li Cas Thiaj Zeem Qhov Teeb Meem No?

Yog hais tias tom qab kuaj koj cov kev pab cuam DNS koj txiav txim siab hloov mus rau ib qho txawv, cov lus nug tseeb yog, twg? Koj tuaj yeem sim qhib OpenDNS lossis Google Public DNS, ob lub npe nrov thiab dawb DNS cov chaw muab kev pab, tab sis yog tias koj tsis mloog me ntsis kev tweaking, koj tuaj yeem siv cov kev qhia hauv qab no los ntsuam xyuas ntau yam kev pabcuam DNS kom pom qhov twg yog qhov zoo rau koj:

Ntsuam Xyuas Koj Tus Kws Kho Mob (DNS Provider) kom Muaj Kev Siv Los Ua Ntej Web Access

Thaum koj tau nqa ib tus kws kho mob DNS siv, koj tuaj yeem pom cov lus qhia txog kev hloov koj lub Mac's DNS nqis hauv cov kev qhia hauv qab no:

Tswj koj tus Mac DNS

Thaum twg koj tau hloov mus rau lwm tus neeg zov me nyuam DNS, tawm Safari. Relaunch Safari thiab ces sim lub website uas ua rau koj rov qab ua teeb meem.

Yog hais tias lub vijtsam kawm tiav tam sim no, thiab Safari tshua teb, ces koj txhua tus teeb; qhov teeb meem yog nrog lub DNS provider. Txhawm rau ua kom ntseeg tau, sim ua qhov tib lub website tom qab koj kaw thiab pib dua koj lub Mac. Yog tias txhua yam tseem ua haujlwm, koj ua tiav.

Yog hais tias tsis yog, qhov teeb meem no yog zaum hauv lwm qhov chaw. Koj tuaj yeem thim tau rau koj cov nuj nqis DNS yav dhau los, los yog cia li tawm cov tshiab sawv daws yuav nyob rau hauv qhov chaw, tshwj xeeb tshaj yog tias koj tau hloov mus rau ib qho ntawm cov koom haum DNS kuv pom saum toj no; ob leeg ua haujlwm zoo heev.

Disable Safari & # 39; s DNS Prefetch

Yog hais tias koj tseem muaj teeb meem, koj tuaj yeem daws tau lawv los ntawm tsis txhob mus xyuas qhov website dua, los yog los ntawm kev qhuab qhia DNS ua ntej.

Nws yuav zoo yog tias DNS prefetching yog ib qhov chaw nyob hauv Safari. Nws yuav txawm nicer yog tias koj yuav lov tes taw prefetching ntawm ib qhov chaw-los-ntawm. Tab sis vim tsis yog tus twg ntawm cov kev xaiv tam sim no muaj, peb yuav tau siv ib qho kev mus kom ze mus lov tes taw qhov feature.

1. Launch Terminal, nyob hauv / Cov Ntawv Qhia / Kev Siv Nyiaj.
2. Nyob rau hauv lub qhov rais hauv lub davhlau uas qhib, nkag los lossis luam / muab cov lus qhia nram no:
3. sai sau com.apple.safari WebKitDNSPrefetchingEnabled -boolean tsis tseeb
4. Nias nkag los rov qab los.
5. Koj tuaj yeem tso tseg Terminal.

Txiav thiab relaunch Safari, thiab tom qab ntawd rov mus xyuas lub vas sab uas ua rau koj muaj teeb meem. Nws yuav tsum ua haujlwm nplua tam sim no. Qhov teeb meem ntawd yuav yog ib qho router loj hauv koj lub tsev. Yog tias koj hloov lub router ib hnub twg, los sis yog hais tias lub chaw lag luam router muab cov khoom kho tshiab hloov kho uas daws qhov teeb meem, koj yuav xav tig DNS prefetching rov qab. Nov yog li cas.

1. Launch Terminal.
2. Nyob rau sab nrauv sab nrauv, sau kab lus nram qab no:
3. sai sau com.apple.safari WebKitDNSPrefetchingEnabled
4. Nias nkag los rov qab los.
5. Koj tuaj yeem tso tseg Terminal.

Tias 's nws; koj yuav tsum ua txhua yam. Nyob rau hauv ntev khiav, koj 'awm feem ntau zoo nrog DNS prefetching enabled. Tab sis, yog tias koj nquag mus xyuas lub website uas muaj teeb meem, xa DNS prefetching yuav ua rau txhua hnub mus ntsib ib qho kev lom zem dua.