This module reads and parses the stats for a block device on a Linux system, returning an object containing the stats parsed from /sys/block//stat.
Example JSON of the generated object:
{ "timestamp": { "unix": 1452177353, "iso": "2016-01-07T14:35:53.987Z" }, "read": { "ios": "69794", "merges": "2182", "sectors": "3458030", "ticks": "44552" }, "write": { "ios": "65820", "merges": "68263", "sectors": "3155111", "ticks": "180040" }, "in_flight": "0", "io_ticks": "34684", "time_in_queue": "224492"}