Video: Qhov txawv ntawm VxRail thiab VxRack yog dab tsi?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
VxRack Cov kab ke txhawb nqa kev xa tawm ntau yam ntawm daim ntawv thov ua haujlwm, tso cai rau IT xa cov kev pabcuam tshiab sai sai thaum txhim kho tag nrho kev nrawm thiab ua haujlwm tau zoo. VxRail yog tib qho kev sib koom ua ke, kev teeb tsa ua ntej, thiab kev sim ua ntej VMware hyper-converged infrastructure cov tsev neeg ntawm kev ua lag luam.
Cov lus nug tseem yog, VxRack yog dab tsi?
VxRack tsis yog ib yam khoom. Nws yog software-txhais daws teeb meem nrog ob feem; VxRack Flex thiab VxRack SDDC. Nws yog tag nrho ua rau x86 PowerEdge servers. VxRack SDDC siv VMware Cloud Foundation software (qhov no ua haujlwm tag nrho koj cov kev daws teeb meem / huab) ua rau VMware vSAN rau nws cov software-txhais cia thiab VMware NSX.
Ib yam li ntawd, cov khoom tseem ceeb dab tsi txawv VxRack Flex? Kev txhais Cov ntsiab lus rau VxRack FLEX yog peb lub ntsiab lus: 1) heterogeneity; 2) suav/network/storage ywj siab scaling; 3) ua tiav kev ywj pheej nyob rau hauv kev pab cuam redirection.
Qhov thib ob, VxRail tus nqi ntau npaum li cas?
Ntawm nqe cov ntsiab lus rau ib pawg uas pib qis dua $45,000, a VxRail cov khoom siv yog peb ceg ntawm cov quav. VxRail tuaj yeem raug teeb tsa ua ib pawg neeg sawv cev lossis yog qhov pib ntawm kev xa tawm uas tuaj yeem ntsuas txog ntau txhiab tus nodes.
VxRack Flex yog dab tsi?
Dell EMC VxRack FLEX yog Dell EMC engineered thiab manufactured rack-scale hyper-converged system uas muab ib tug unmatched ua ke ntawm kev ua tau zoo, resiliency thiab saj zawg zog los daws cov lag luam cov ntaub ntawv chaw xav tau kev pab.
Pom zoo:
Dab tsi yog qhov txawv ntawm qhov sib txawv hauv zos thiab thoob ntiaj teb hauv SQL Server?
Qhov sib txawv hauv zos tau tshaj tawm hauv ib qho kev ua haujlwm whereas Ntiaj teb hloov pauv tau tshaj tawm sab nraum lub luag haujlwm. Cov kev hloov hauv zos tau tsim thaum lub luag haujlwm tau pib ua tiav thiab ploj thaum lub luag haujlwm xaus, ntawm qhov tod tes, Ntiaj teb hloov pauv yog tsim raws li kev tua pib thiab ploj thaum qhov kev pab cuam xaus
Dab tsi yog qhov sib txawv ntawm lub thawv thiab lub thawv ntawv thiab lub thawv ntawv yog dab tsi?
Ib lub thawv thiab cov ntawv nplawm (qee zaum hu ua boxplot) yog ib daim duab uas nthuav tawm cov ntaub ntawv los ntawm tsib lub ntsiab lus. Nyob rau hauv ib lub thawv thiab whisker zajlus: qhov kawg ntawm lub thawv yog lub sab sauv thiab sab quartiles, yog li lub thawv spans lub interquartile ntau yam. qhov nruab nrab yog cim los ntawm ib txoj kab ntsug hauv lub thawv
Dab tsi yog qhov txawv ntawm cov ntaub ntawv hom thiab qhov sib txawv?
Ib qho kev sib txawv yuav tsum muaj cov ntaub ntawv sib txuas nrog nws, piv txwv li nws tuaj yeem muaj cov ntaub ntawv xws li cov lej, lej lej, cov cim thiab lwm yam. Qhov sib txawv ntawm hom Integer khaws cov lej suav thiab tus cim typevariable khaws cov cim tus nqi. Thawj qhov sib txawv ntawm ntau hom ntaub ntawv yog lawv qhov loj me me
Dab tsi yog qhov zoo sib xws thiab qhov txawv ntawm relays thiab PLC yog dab tsi?
Relays yog electro-mechanical keyboards uas muaj coil thiab ob hom kev sib cuag uas tsis yog NO & NC. Tab sis Programmable Logic Controller, PLC yog lub khoos phis tawj me uas tuaj yeem txiav txim siab raws li qhov kev zov me nyuam thiab nws cov tswv yim & tso tawm
Dab tsi yog qhov sib txawv ntawm qhov ntsuas qhov ntsuas thiab qhov ntsuas thib ob?
Primary index: nyob rau hauv ib tug sequentially order file, qhov Performance index uas nws search key qhia cov sequential order ntawm cov ntaub ntawv. Kuj hu ua clustering index. Secondary index: ib qho Performance index uas nws qhov tseem ceeb tshawb nrhiav qhia qhov kev txiav txim sib txawv ntawm qhov kev txiav txim ntawm cov ntaub ntawv. Kuj hu ua non-clustering index