Blockchain-Assisted Distributed Fog Computing Control Flow Attestation

Table 5

Runtime performance comparison of the two schemes.

Program	BDFCFA		Control flow events for MGC-FA			Control flow events for GACFA
	Control flow events	Runtime overhead (ms)	= 0	= 0.3	= 1
adpcm-test.c	509	317.630	2 × 106	1.1 × 105	1 × 105	151
fft1k.c	329	18.392	3.6 × 105	2.7 × 105	3.3 × 104	49
fir.c	338	69.569	7800	2400	734	61
lms.c	353	24.363	1.2 × 105	4.4 × 104	8912	73
ludcmp.c	367	42.759	571	410	14	17
qurt.c	248	17.900	248	202	14	15
minver.c	310	16.204	310	300	6	25
fft1.c	381	31.720	884	776	136	58
sqrt.c	296	13.189	296	4	4	10