# Functions
GetCLKTCK emulates the _SC_CLK_TCK syscall.
IOCounters should map functionality to disk package for linux os.
NewDiskIOStat :init DiskIOStat object.
# Structs
IOMetric contains mapping fields which are outputed by `iostat -x` on linux
Device: rrqm/s wrqm/s r/s w/s rsec/s wsec/s avgrq-sz avgqu-sz await r_await w_await svctm %util sda 0.06 0.78 0.09 0.27 9.42 8.06 48.64 0.00 1.34 0.99 1.45 0.77 0.03.
IOStat carries disk statistics for all devices.