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Vim li cas ExaGrid Tiered Backup Storage Versus Backup Software Deduplication

Vim li cas ExaGrid Tiered Backup Storage Versus Backup Software Deduplication

Cov ntaub ntawv deduplication enables tus nqi-zoo siv disk raws li nws zoo heev txo tus nqi ntawm disk xav tau los ntawm tsuas yog khaws cia tshwj xeeb bytes los yog blocks los ntawm thaub qab mus rau thaub qab. Tshaj li qhov nruab nrab lub sijhawm khaws cia, kev rho tawm yuav siv li ntawm 1/10 mus rau 1/50th ntawm disk, nyob ntawm qhov sib xyaw ntawm cov ntaub ntawv hom. Qhov nruab nrab, qhov kev faib tawm yog 20: 1.

Txhua tus neeg muag khoom yuav tsum muab cov ntaub ntawv tshem tawm kom txo tau cov disk kom txo tus nqi kom zoo ib yam li daim kab xev. Txawm li cas los xij, yuav ua li cas deduplication hloov pauv txhua yam txog kev thaub qab. Cov ntaub ntawv deduplication txo tus nqi khaws cia thiab tseem muaj cov ntaub ntawv rov ua dua, txuag cov nqi cia thiab bandwidth; Txawm li cas los xij, yog tias tsis ua raws li qhov yuav tsum tau ua, nws yuav tsim peb qhov teeb meem kev suav tshiab uas cuam tshuam rau kev ua haujlwm thaub qab (lub qhov rai thaub qab), rov ua dua, thiab VM khau raj thiab seb lub qhov rais thaub qab yuav nyob twj ywm ntev lossis loj hlob raws li cov ntaub ntawv loj hlob.

Deduplication nyob rau hauv backup software feem ntau yog ua nyob rau hauv tus neeg siv los yog tus neeg sawv cev, nyob rau hauv xov xwm neeg rau zaub mov, los yog ob qho tib si.

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Qhov sib piv ntawm deduplication rau feem ntau backup software yog nyob rau nruab nrab ntawm 2: 1 mus rau 8: 1, qis dua cov cuab yeej kho vajtse (20: 1), vim tias cov khoom siv tsis tau mob siab rau deduplication thiab yog li ntawd cov neeg muag khoom software feem ntau siv deduplication algorithms uas tsis tshua muaj kev txhoj puab heev. . Deduplication nyob rau hauv backup software, nyob ntawm tus neeg muag khoom, xa deduplication piv ntawm 2: 1, 3: 1, 4: 1, 6: 1 thiab tejzaum nws siab li 8: 1. Qhov no txhais tau hais tias nyob qhov twg los ntawm 2.5 mus rau 8X qhov chaw cia yuav tsum khaws tib lub sijhawm khaws cia raws li cov khoom siv tshwj xeeb. Qhov kev txiav tawm qis dua yuav siv tau ntau dua WAN bandwidth. Thaum 3 mus rau 4 lub lis piam ntawm kev khaws cia, qhov nyiaj khaws cia thiab bandwidth tej zaum yuav ua haujlwm; Txawm li cas los xij, yog tias koj khaws ntau lub lis piam, hli, thiab xyoo ntawm kev khaws cia, tus nqi khaws cia thiab bandwidth siv deduplication nyob rau hauv cov ntaub ntawv thaub qab yog kim heev. Qee qhov xwm txheej xws li Veeam thiab Commvault, deduplication tuaj yeem nyob twj ywm thiab ExaGrid tuaj yeem nqa cov ntaub ntawv rho tawm los txhim kho qhov kev txiav tawm kom zoo li 7: 1 rau Veeam thiab 3: 1 rau Commvault.

Deduplication nyob rau hauv lub backup software deduplicates lub backups inline thaum lub backup txheej txheem. Deduplication yog txheej txheem suav-intensive thiab slows backups down, uas ua rau lub qhov rais backup ntev. Tsis tas li ntawd, yog tias deduplication tshwm sim nyob rau hauv kab, ces tag nrho cov ntaub ntawv ntawm disk yog deduplicated thiab yuav tsum tau muab rov qab ua ke, los yog "rehydrated," rau txhua qhov kev thov. Kev kho hauv zos, kev rov qab los ntawm VM tam sim, kev tshuaj xyuas cov ntawv luam, daim kab xev, thiab tag nrho lwm yam kev thov yuav siv sij hawm ntau hnub. Tsis tas li ntawd, cov kev daws teeb meem no tsuas yog ntxiv disk thaum cov ntaub ntawv loj tuaj. Txij li cov khoom siv suav ntxiv tsis tau ntxiv, raws li cov ntaub ntawv loj hlob, lub qhov rais thaub qab nthuav dav kom txog thaum lub qhov rais thaub qab ntev dhau lawm thiab tom qab ntawd cov neeg siv xov xwm yuav tsum tau hloov kho mus rau qhov loj dua, nrawm dua, thiab kim dua media server.

ExaGrid nkag siab tias yuav tsum tau rho tawm, tab sis yuav ua li cas koj siv nws hloov txhua yam hauv thaub qab. ExaGrid yog Tiered Backup Storage. ExaGrid muaj disk-cache Landing Zone yam tsis muaj kev txiav tawm kom sau cov ntaub ntawv thaub qab thiab ua haujlwm rov qab zoo ib yam li siv cov disk. Backups yog ceev thiab lub qhov rais thaub qab yog luv. ExaGrid feem ntau yog 3X sai dua rau thaub qab ingest. Deduplication thiab offsite replication tshwm sim nyob rau hauv parallel nrog backups rau ib tug muaj zog RPO (rov qab taw tes). ExaGrid khaws cov ntaub ntawv khaws cia ntev ntev hauv qhov chaw khaws cov ntaub ntawv pov tseg rau cov nqi mus sij hawm ntev. Deduplication thiab offsite replication tshwm sim nyob rau hauv parallel nrog cov thaub qab los ntawm kev siv cov khoom siv uas tsis siv. Deduplication thiab replication yeej tsis cuam tshuam cov txheej txheem thaub qab vim lawv ib txwm yog qhov tseem ceeb thib ob. ExaGrid hu qhov no, "adaptive deduplication." Txij li thaum thaub qab sau ncaj qha mus rau disk-cache Landing Zone, cov ntaub ntawv thaub qab tsis ntev los no yog nyob rau hauv lawv daim ntawv tag nrho uas tsis muaj ntaub ntawv npaj rau txhua qhov kev thov. Kev kho hauv zos, rov qab VM tam sim, tshawb xyuas cov ntawv luam, daim kab xev, thiab tag nrho lwm yam kev thov tsis tas yuav rov ua dej thiab nrawm li disk. Raws li ib qho piv txwv, instant VM rov qab tshwm sim nyob rau hauv vib nas this mus rau feeb piv rau teev rau inline deduplication mus kom ze. ExaGrid muab tag nrho cov khoom siv (processor, nco, bandwidth, thiab disk) nyob rau hauv ib tug scale-out system. Raws li cov ntaub ntawv loj hlob, tag nrho cov peev txheej tau ntxiv, suav nrog Thaj Av Ntxiv, bandwidth, processor, thiab nco nrog rau lub peev xwm disk. Lub qhov rais thaub qab nyob twj ywm nyob rau hauv ntev tsis hais txog ntawm cov ntaub ntawv loj hlob, uas tshem tawm cov neeg rau zaub mov kim hloov khoom dua tshiab. Tsis zoo li cov inline, scale-up mus kom ze uas koj yuav tsum twv seb yuav tsum tau ntau npaum li cas server hardware thiab cia, ExaGrid mus kom ze tso cai rau koj kom yooj yim them raws li koj loj hlob los ntawm kev ntxiv cov khoom tsim nyog raws li koj cov ntaub ntawv loj hlob. ExaGrid muaj yim tus qauv khoom siv thiab txhua qhov loj lossis cov khoom siv hnub nyoog tuaj yeem sib xyaw thiab sib xyaw ua ke hauv ib qho system, uas tso cai rau IT departments yuav suav thiab muaj peev xwm raws li lawv xav tau. Qhov no evergreen mus kom ze kuj tshem tawm cov khoom obsolescence.

ExaGrid xav los ntawm kev siv cov ntaub ntawv deduplication thiab tsim ib qho kev tsim qauv uas muab kev ceev ntawm kev thaub qab thiab rov qab ntawm disk nrog lub sij hawm ntev deduplicated repository. Kev sib xyaw ua ke yog qhov zoo tshaj plaws ntawm ob lub ntiaj teb rau qhov ceev tshaj plaws backups, rov qab, rov qab thiab daim kab xev; kho lub qhov rais thaub qab thaum cov ntaub ntawv loj tuaj; thiab tshem tawm forklift hloov khoom dua tshiab thiab kev ua tsis tiav, thaum tso cai rau cov neeg ua haujlwm IT mus yuav yam lawv xav tau raws li lawv xav tau. Tsis muaj downside thiab tsuas yog upside. ExaGrid Tiered Backup Storage muab 3X qhov kev ua haujlwm thaub qab, mus txog 20X qhov rov qab thiab VM khau raj kev ua tau zoo, thiab lub qhov rais thaub qab uas nyob twj ywm ntev li cov ntaub ntawv loj tuaj.

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