Logical Volume Management (LVM) makes it easier to manage disk space. If a file system needs more space, it can be added to its logical volumes from the free spaces in its volume group and the file system can be re-sized as we wish.
What is the purpose of LVM in Linux?
I-LVM isetyenziselwa ezi njongo zilandelayo: Ukudala imiqulu yengqiqo enye yemithamo yomzimba emininzi okanye iidiski ezilukhuni (ifane ifane ne-RAID 0, kodwa ifane ngakumbi ne-JBOD), ivumela ukutshintshwa komthamo oguquguqukayo.
Ngaba ndifuna iLVM kwiLinux?
I-LVM inako kuba luncedo kakhulu kwiimeko eziguquguqukayo, xa iidiski kunye nezahlulo zisoloko zihanjiswa okanye zenziwe ubungakanani kwakhona. Ngelixa izahlulo eziqhelekileyo zinokwahlulwa kwakhona, i-LVM ibhetyebhetye ngakumbi kwaye ibonelela ngokusebenza okwandisiweyo. Njengenkqubo ekhulileyo, i-LVM izinzile kakhulu kwaye yonke i-Linux yosasazo iyayixhasa ngokungagqibekanga.
What is LVM setup?
I-LVM imele ULawulo loMqulu olusengqiqweni. Yinkqubo yokulawula umthamo wengqiqo, okanye inkqubo yefayile, ehambele phambili kakhulu kwaye ebhetyebhetye kunendlela yemveli yokwahlulahlula idiski kwinxalenye enye okanye ngaphezulu kunye nokufomatha eso sahlulelo ngesixokelelwano sefayile.
Ngaba i-LVM yiRAID?
I-LVM ifana ne-RAID-0, akukho mfuneko. Ngedatha enemigca kuzo zonke iidiski ezine, kukho ithuba le-7.76% lokuwa kwedisk enye kwaye yonke idatha ilahleke. Isiphelo: I-LVM ayinayo i-redundancy, kwaye i-RAID-0 ayinayo, kwaye i-backups ibaluleke kakhulu. Kwakhona, ungalibali ukuvavanya inkqubo yakho yokubuyisela!
How do I know if I have an LVM?
Try running lvdisplay on command line kwaye kufuneka ibonise nayiphi na imiqulu yeLVM ukuba ikhona. Qhuba i-df kuluhlu lwedatha ye-MySQL; oku kuzakubuyisela isixhobo apho ulawulo luhlala khona. Emva koko sebenzisa i-lvs okanye i-lvdisplay ukujonga ukuba isixhobo sise-LVM enye.
Ngaba kufuneka ndisebenzise i-LVM xa ndifaka Ubuntu?
Ukuba usebenzisa Ubuntu kwilaptop ene-hard drive yangaphakathi enye kuphela kwaye awudingi mpawu ezongeziweyo njengee-snapshots eziphilayo, ke wena. akunoku kufuneka LVM. Ukuba ufuna ulwandiso olulula okanye ufuna ukudibanisa ii-hard drives ezininzi kwindawo enye yokugcina i-LVM inokuba yile nto ubuyifuna.
What is difference between LVM1 and LVM2?
What is the difference between LVM1 & LVM2? LVM2 uses device mapper driver contained in 2.6 kernel version. LVM1 was included in the 2.4 series kernels. … It gathers to gather a collection of logical volumes and physical volumes into one administrative unit.