Table 3.

Comparison of performance for selecting mitochondrial sequences (mt)

	System	User	Wall	Code
Tool	time (s)	time (s)	time (s)	(bytes)
BAMQL	3.65	133.86	150.28	86
C	3.80	126.28	138.16	1315
Perl	4.57	1704.05	1716.72	498
Python	4.06	299.33	313.68	507
SAMtools+AWK	14.56	455.12	240.96	170
Sambamba +AWK	6.53	185.64	99.56	112

Best performer is highlighted in bold