read:	348.7 IO/s max		12.0 IO/s avg		read: 4.5 IO/s
write:	38.2 IO/s max		3.0 IO/s avg		write: 8.5 IO/s

read:	102.8 IO/s max		10.6 IO/s avg		read: 2.9 IO/s
write:	44.2 IO/s max		2.8 IO/s avg		write: 9.4 IO/s

read:	37.5 IO/s max		5.6 IO/s avg		read: 8.3 IO/s
write:	10.2 IO/s max		2.0 IO/s avg		write: 9.5 IO/s

read:	18.3 IO/s max		4.4 IO/s avg		read: 14.0 IO/s
write:	11.1 IO/s max		1.9 IO/s avg		write: 2.5 IO/s

read:	13.3 IO/s max		1.7 IO/s avg		read: 11.5 IO/s
write:	12.9 IO/s max		1.1 IO/s avg		write: 3.0 IO/s