IMPLEMENTATION

All Cray Research systems

SYNOPSIS

iogen

DESCRIPTION

Iogen is one of the device-beater tools.

Options:

-f [opt]

open flags: raw, sync, ssd, ldraw, buffered

-i [opt]

Number of iterations to run. 0 implies infinite.

-q

-m [opt]

Offset mode. One of: random, sequential, reverse.

-o

Overlap flag.

-p [opt]

output pipe (default is stdout)

-r [opt]

specify raw io multiple instead of getting it from the mounted on device. Only applies to regular files.

-s [opt]

System calls to use for I/O. A list of: read, write, reada, writea, ssread, sswrite

-t [opt]

min transfer size

-T [opt]

max transfer size

AUTHOR

Mark Maule wrote the code.
Glen Overby wrote the man page.