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SubjectRe: what "COW" stands for in linux memory management? (eom)
On Sat, 6 Nov 1999 afei@jhu.edu wrote:

Copy-On-Write, a technique used to make forking processes very fast making
use of page table mechanisms available on modern virtual-memory capable
CPUs. It basically consists of write-protecting the parent process' pages
, sharing it with the child process, and copying the page to a new
write-enabled page on a write fault, for the child's enjoyment.

k


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