[ Thanks to IdaAshley for this link.
]
“Logical volume management (LVM) is a way systems can abstract
physical volume management into a higher-level and usually simpler
paradigm. By using LVM, all physical disks and partitions, no
matter what size and how scattered they are, can be abstracted and
viewed as a single storage source. For example, in the layout of
physical-to-logical mapping shown in Figure 1, how could the user
create a filesystem of, say 150GB, since the biggest disk is 80GB
large?“By aggregating partitions and whole disks into a virtual disk,
LVM can sum small storage spaces into a bigger, consolidated one.
This virtual disk, in LVM terms, is called volume group…”
Web Webster has more than 20 years of writing and editorial experience in the tech sector. He’s written and edited news, demand generation, user-focused, and thought leadership content for business software solutions, consumer tech, and Linux Today, he edits and writes for a portfolio of tech industry news and analysis websites including webopedia.com, and DatabaseJournal.com.
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