Allowed options:
  -h [ --help ]                         produce help message
  -v [ --verbose ]                      explain what happens
  -s [ --size ] arg (=83886080)         size of the buffer to be encoded
  -i [ --iterations ] arg (=100)        number of encode/decode runs
  -p [ --plugin ] arg (=isa)            erasure code plugin name
  -w [ --workload ] arg (=encode)       run either encode or decode
  -e [ --erasures ] arg (=1)            number of erasures when decoding
  --erased arg                          erased chunk (repeat if more than one
                                        chunk is erased)
  -E [ --erasures-generation ] arg (=random)
                                        If set to 'random', pick the number of
                                        chunks to recover (as specified by
                                        --erasures) at random. If set to
                                        'exhaustive' try all combinations of
                                        erasures  (i.e. k=4,m=3 with one
                                        erasure will try to recover from the
                                        erasure of  the first chunk, then the
                                        second etc.)
  -P [ --parameter ] arg                add a parameter to the erasure code
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