cpuload
~~~~~~~
Generates specified load (per second approximation) according to specified
 value.  Exact CPU load depends from a number of conditions but measured
 difference is between 5 to 9%:
- requested 10% - generated 5-7
- requested 90% - generated 81-89.
If you specify 0 as a parameter that random load will be generated (33-99%).

Example:
  cpuload 0 


memload
~~~~~~~~
Occupies specified amount of memory. Several instances can be used to adjust
system memory consumption.

Example:
   memload 32 &


ioload
~~~~~~
Organization stress IO for some file that can be located at flash/MMC.

Example:
   dd if=/dev/zero of=file.dat count=1024 bs=1024
   ioload file.dat

