Computers, Ntaub ntawv technology
Thaub li cov ntaub ntawv - cov tseem ceeb kev nyab xeeb ntaub ntawv
Thaub li cov ntaub ntawv yog ib qho tseem ceeb heev, thiab nyob rau hauv particular no siv rau ua lag ua luam. Tseeb, nyob rau hauv cov ntaub ntawv ntawm tsis ntawm cov ntaub ntawv, raws li tau zoo raws li qhov uas tsis muaj tus tau sai rov qab los ntawm nws cov tswv muaj peev xwm ua nuj loj losses. Txhua txhua xyoo ib ncig ntawm lub ntiaj teb no ib tug zoo tus naj npawb ntawm coj mus muag thiab uas tsis yog-profit cov koom haum , txawm yog vim li cas tsis tau lawv cov ntaub ntawv, raws li ib tug tshwm sim ntawm txiav ua hauj lwm, thiab nyob rau hauv tej rooj plaub kuj ua ib ke. Yog li ntawd ua li cas koj tiv thaiv koj cov ntaub ntawv los ntawm tau ploj lawm?
Rau hnub tim, muaj ntau ntau yam npe kev khiav hauj lwm nyob rau hauv cov kev pab cuam sector ntawm computer cov khoom thiab cov ntaub ntawv siv tshuab. Tsis tas li ntawd, muaj ntau ntau yam software khoom thiab cov kev daws uas tau backup cov ntaub ntawv, muab lub complexity ntawm txhua qhov teeb meem no. Kws txawj soj ntsuam nrog rau qhov no qhov teeb meem, nruab thiab teem raws li cov software uas yog tsim nyog rau cov kev vam meej preservation ntawm cov ntaub ntawv.
Thaub qab cov ntaub ntawv uas yog nkag tau rau hauv tej system kev khiav hauj lwm nyob rau hauv ib tug coj mus muag chaw tso cai rau koj mus rau:
- nraaj thiab sai sai rov qab kho cov ntaub ntawv nyob rau hauv lub shortest tau lub sij hawm, yog hais tias tus yooj yim cov ntaub ntawv muaj tau kiag li los yog cov puas tsuaj lawm;
- tsim, thiab ces muaj cov ntaub ntawv cov ntaub ntawv;
- mus rau cov hloov loj nyiaj ntawm cov ntaub ntawv sib txawv tsav tsheb thiab tshuab.
Feem ntau, cov ntaub ntawv backup system muaj xws li ib tug neeg rau zaub mov, thiab kev tswj software ntsia rau nws. Nyob rau hauv tas li ntawd, muaj cov koom haum tsev qiv ntawv yuav tsum tau muab cia rau hauv lawv cov profile. Nyob ntawm seb ntau npaum li cas cov ntaub ntawv yog tsim nyog los khaws cia thiab luam ceev yuav nyob ntawm seb hom ntawm cov tsev qiv ntawv siv. Haum cam xws li hard disk drives, magnetic daim kab xev los Magneto-kho qhov muag disks.
Cov neeg ua hauj lwm kev tswj software - mus backup cov ntaub ntawv ntsig txog predetermined lub sij hawm.
Khaws cia ntaub ntawv nyob rau hauv peb lub sij hawm raws li nyob rau hauv lub network. Uas yog vim li cas cov ntaub ntawv backup systems yuav tsum tau networked, uas txhais tau tias lawv yuav tsum tau muab kev nyab xeeb ntaub ntawv rau tag nrho cov tsis muaj kev zam ntshav.
Niaj hnub nimno cov ntsiab (piv txwv li, NetApp) yuav pab txhawb cov ntaub ntawv rov qab thiab txo cov nqi ntawm cov koom haum saib xyuas. Ntawm no yog kis tau hloov los yog tshiab blocks, yog li ntawd cov ntaub ntawv backup sai npaum li cas, thiaj li network tsheb, raws li zoo raws li, thiab qhov no yog tseem ceeb heev, lub peev xwm yog txo los ntawm 90% nyob rau hauv lub chav kawm ntawm kev ua hauj lwm.
Nrog rau cov kev ua nqi ntawm cov ntaub ntawv yog hais ntau thiab ntau tshaj ntawv rau qhov zoo thiab muaj peev xwm ntawm backup systems. Cov no yog cov tseem ceeb heev rau cov lag luam, thiab lawv yuav tsum yooj yim nkag tau mus rau cov nyob hauv internet-hom. Lub load rau hauv lub rov qab system yog lossi nce, ntau stringent uas yuav tsum tau rau cov ntaub ntawv rov qab nyob rau hauv cov ntaub ntawv ntawm failures ntawm lub sij hawm. Yog li ntawd lub ntsiab yuav rov qab mus cov ntaub ntawv yog lossi tau zoo tuaj.
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