Txhim kho koj cov nplooj ntawv Web site los ntawm Caching Ntaub Ntawv ntawm Network Level
CDN txhais tau "Cov Ntawv Qhia Tawm Tswv Yim" thiab nws yog ib qho kev siv computer nrog cov ntawv sau thiab lwm cov ntsiab lus ntawm lawv uas yog siv los ntawm ntau cov nplooj ntawv web. CDN tuaj yeem yog txoj hauv kev zoo tshaj plaws los mus ceev koj cov nplooj ntawv web site vim cov ntsiab lus feem ntau yuav muab cached ntawm lub network node.
Cas CDN Works
- Lub web site designer txuas mus rau cov ntaub ntawv ntawm CDN, xws li txuas mus rau jQuery.
- Tus neeg muas zaub mus xyuas lwm lub website uas tseem siv tau jQuery.
- Txawm hais tias tsis muaj leej twg tau siv qhov version of jQuery, thaum tus neeg tuaj mus rau nplooj ntawv hauv tus xov tooj 1, qhov txuas mus rau jQuery yog twb cached.
Tab sis muaj ntau rau nws. Cov Ntaub Ntawv Kev Tiv Thaiv Cov Haujlwm raug tsim los ua cached ntawm lub network theem. Yog li ntawd, txawm tias tus neeg tsis tuaj yeem mus saib lwm qhov chaw siv jQuery, yuav muaj feem ntau yog tias ib tug neeg nyob hauv tib lub network node raws li lawv nyob ntawm tau mus xyuas ib qho chaw siv jQuery. Thiab yog li cov ntawm no tau cached qhov chaw.
Thiab tej yam khoom uas yog cached yuav ntsaws los ntawm lub cache, uas ceev txog cov nplooj ntawv lub sij hawm.
Siv cov CDNs
Ntau lub vev xaib siv cov CDNs coj mus muag xws li Akamai Technologies los cache lawv cov nplooj ntawv thoob ntiaj teb. Ib lub website uas siv CDN ua haujlwm ib yam nkaus. Thawj thawj zaug tau nug txog, yog leej twg, nws yog tsim los ntawm lub web server. Tab sis, ces nws tseem cached ntawm CDN neeg rau zaub mov. Ces thaum twg lwm tus neeg tuaj txog tib phab ntawv, thawj zaug CDN yuav raug xyuas seb puas muaj cache hloov mus. Yog hais tias nws yog, CDN xa nws, txwv tsis pub, nws thov nws los ntawm tus neeg rau zaub mov dua thiab caches uas luam.
CDN cov lag luam yog ib qho cuab yeej pab tau rau lub vev xaib loj uas tau txais lab ntawm nplooj ntawv pom, tab sis nws yuav tsis raug nqi rau cov websites me me.
Txawm tias Cov Me Nyuam Muaj Zog Siv Tau CDNs rau Scripts
Yog tias koj siv cov ntawv nyeem lossis cov ntawv nyeem hauv koj qhov chaw, xa lawv los ntawm CDN tuaj yeem pab tau. Qee qhov chaw siv cov tsev qiv ntawv uas muaj CDN muaj xws li:
- Chrome Ncej
- Dojo Toolkit
- Ext JS
- jQuery
- jQuery UI
- MooTools
- Tsoom fwv
- Script.actulous
- swfObject
- Yahoo neeg siv Interface (YUI)
Thiab ScriptSrc.net muab kev txuas mus rau cov tsev qiv ntawv kom koj thiaj li tsis nco qab lawv.
Cov websites me kuj tuaj yeem siv dawb CDNs los cache lawv cov ntsiab lus. Muaj ntau ntau cov CDNs uas koj tuaj yeem siv, xws li:
- Cloudflare
- Coral CDN
- Cov Neeg Ua Hauj Lwm Tsheb
Thaum twg thiaj li hloov tau mus rau Ib Lub Tuam Tsev Qhia Ntawv
Feem ntau ntawm cov sij hawm teb rau lub vev xaib yog siv downloading cov cuab yeej ntawm lub vev xaib, nrog rau cov duab, cov qauv ntawv, cov ntawv sau, Flash, thiab lwm yam. Yog tias muab ntau npaum li ntawm cov ntsiab lus tau ua rau CDN, koj tuaj yeem txhim kho lub sij hawm ntau dua. Tab sis raws li kuv hais nws yuav kim siv CDN coj mus muag. Ntxiv rau, yog tias koj tsis xyuam xim, txhim kho CDN rau ntawm ib qho chaw me me tuaj yeem ua rau nws qeeb dua, tsis yog kom nws nce ntxiv. Yog li muaj ntau lub lag luam me tsis kam ua qhov hloov.
Muaj qee qhov qhia tau tias koj lub vev xaib lossis kev lag luam loj txaus los pab los ntawm CDN.
- koj qhov chaw tau txais ntau qhua txhua hnub
- thiab cov neeg tuaj saib xyuas tau los ntawm thaj chaw dav tuaj
Cov neeg feem coob xav tias koj xav tau tsawg kawg li ib lab tus neeg tuaj xyuas ib hnub twg kom tau txais txiaj ntsim los ntawm CDN, tab sis kuv tsis xav tias muaj ntau tus lej. Ib lub tsev kawm ntawv uas muaj ntau cov dluab lossis video yuav tau txais txiaj ntsim los ntawm CDN rau cov duab lossis cov yeeb yaj duab txawm tias lawv cov nplooj ntawv txhua hnub yog qis tshaj li ib lab. Lwm cov ntaub ntawv hom ntawv uas tau txais txiaj ntsim los ntawm kev ua tus coj hauv CDN yog cov ntawv sau, Flash, cov ntaub ntawv suab, thiab lwm cov ntsiab lus sab nraud.