olemus
IT alal:
arvutikobara sõlme isoleerimine
ühiressursi kaitseks selle sõlme tõrke korral
=
a method of preventing data corruption in a clustered and shared-storage computer environment by isolating a malfunctioning node

ülevaateid
https://www.techopedia.com/definition/13723/inputoutput-fencing-io-fencing-computing--server-virtualization

https://en.wikipedia.org/wiki/Fencing_(computing)

vt ka
- geotarastus