sngl pnt f flr (SPF) s prt f systm tht wld stp th ntr systm frm wrkng f t wr t fl. Th trm sngl pnt f flr mpls tht thr s nt bckp r rdndnt ptn tht wld nbl th systm t cntn t fnctn wtht t. SPFs r ndsrbl n ny systm wth gl f hgh vlblty r rlblty, b t bsnss prctc, sftwr pplctn, r thr ndstrl systm. f thr s SPF prsnt n systm, t prdcs ptntl ntrrptn t th systm tht s sbstntlly mr dsrptv thn n rrr wld lswhr n th systm.