nRandom &
Sequential I/O (iotype=sequential or random)
nSupports raw &
block devices (gleaned from stat() or IOCTL)
nMultiple procs
creates multiple files (unique files using child PID)
nSupports copy/verify
of disks (iomode=copy, test, or verify)
ucopy/verify is for image mode copy operations
nSupports reverse
direction (iodir=forward or reverse)
ureverse I/O is a variant of random I/O
nSupports multiple
disk slices (slices= options)
ushared LUN testing via slices=hosts slice=host#
nSupports skipping
blocks (step=value option)
ucreates holes (empty space) in FS file. (aka
sparse)
nControl FS output file disposition (dispose=delete or keep
or keeponerror). Note: Has no affect on existing files! (always keeps)