LVM mirroring yog dab tsi?
LVM mirroring yog dab tsi?

Video: LVM mirroring yog dab tsi?

Video: LVM mirroring yog dab tsi?
Video: Understanding RAID with LVM by installing Ubuntu 18 04 2024, Tej zaum
Anonim

Thaum koj hloov lub ntim tawm mus rau a iav ntim, koj yeej tsim ib qho ntxiv iav luam rau lub ntim uas twb muaj lawm. Yog poob ib daim qauv ntawm ib iav , LVM converts lub ntim rau ib linear ntim kom koj tseem muaj kev nkag mus rau lub ntim.

Khaws qhov no hauv kev xav, dab tsi yog mirroring hauv Linux?

A iav , nyob rau hauv lub network xam cov ntsiab lus, yog txawv los yog luam ntawm ib yam dab tsi. Hauv Linux , a iav yog ib daim qauv ntawm cov kev pab cuam muaj rau download.

Tsis tas li, LVM puas yog kev tua? LVM yog ib txoj hauv kev uas koj faib lub hard disklogically thiab nws muaj nws tus kheej zoo. A RAID device yog ib pawg ntawm lub cev ntawm cov khoom siv disk txhawm rau tsim kom muaj qhov kev nthuav qhia ntawm ib lub cuab yeej mus rau Qhov Kev Ua Haujlwm rau kev rov ua dua lossis kev ua tau zoo lossis kev sib txuas ntawm ob. DISK ua tsis tiav.

Kuj nug, LVM striping yog dab tsi?

LWM Striping yog ib qho ntawm cov yam ntxwv uas yuav sau cov ntaub ntawv hla ntau lub disk, tsis tas yuav sau rau ntawm asingle Lub cev ntim.

Kuv yuav tsiv mus nyob rau LVM li cas?

  1. Kauj ruam 1: Tshawb xyuas cov cuab yeej tshiab uas yuav siv tom qab tsiv teb tsaws.
  2. Kauj ruam 2: Tshawb xyuas LVM ntaus ntawv uas koj xav tau tsiv teb tsaws.
  3. Kauj Ruam 3: Tsim PV nrog cov cuab yeej tshiab LUN ntxiv.
  4. Kauj Ruam 4: Txuas VG nrog PV tshiab ntxiv.
  5. Kauj ruam 5: Ntxiv daim iav tshiab rau LVM.
  6. Kauj ruam 6: Tshem tawm cov qub disk los ntawm LVM.
  7. Kauj Ruam 7: Tshem tawm pv qub los ntawm Volume Group(vg).
  8. Kauj Ruam 8: Tshem tawm cov qub pv.

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