-a, --algo=ALGO           cryptonight (default) or cryptonight-lite
  -o, --url=URL             URL of mining server
  -O, --userpass=U:P        username:password pair for mining server
  -u, --user=USERNAME       username for mining server
  -p, --pass=PASSWORD       password for mining server
  -k, --keepalive           send keepalived for prevent timeout (need pool support)
  -r, --retries=N           number of times to retry before switch to backup server (default: 5)
  -R, --retry-pause=N       time to pause between retries (default: 5)
      --opencl-devices=N    list of OpenCL devices to use.
      --opencl-launch=IxW   list of launch config, intensity and worksize
      --opencl-affinity=N   affine GPU threads to a CPU
      --opencl-platform=N   OpenCL platform index
      --no-color            disable colored output
      --donate-level=N      donate level, default 5% (5 minutes in 100 minutes)
      --user-agent          set custom user-agent string for pool
  -B, --background          run the miner in the background
  -c, --config=FILE         load a JSON-format configuration file
  -l, --log-file=FILE       log all output to a file
      --nicehash            enable nicehash support
      --print-time=N        print hashrate report every N seconds
      --api-port=N          port for the miner API
      --api-access-token=T  access token for API
      --api-worker-id=ID    custom worker-id for API
  -h, --help                display this help and exit
  -V, --version             output version information and exit