noun
single point of failure; SPOF
Technical computing term for a component whose failure would stop the entire system.
このサーバーが単一障害点にならないように、冗長化構成をとっています。
We have a redundant configuration so that this server does not become a single point of failure.
冗長化 (redundancy) is the common countermeasure against a 単一障害点.
Compound of 単一 (single) + 障害 (failure) + 点 (point), a direct translation of the English computing term 'single point of failure'.