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Disk cache
Disk
cache
may
refer
to:
Disk buffer
, the small
amount
of RAM
embedded
on a
hard disk drive
, used to
store
the
data
going to
and coming from the disk
platters
Page cache
, the cache of data
residing
on a
storage device
, kept by the
operating systems
and
stored
in unused
main memory
General application-level
caching
of the data residing on a
storage
device