[Spark] ./spark/sbin/start-worker.sh 실행 옵션 확인하는 방법

./spark/sbin/start-worker.sh --help

root@spark-master:/home# ./spark/sbin/start-worker.sh --help
Usage: ./sbin/start-worker.sh <master> [options]
22/04/13 04:27:38 INFO SignalUtils: Registering signal handler for TERM
22/04/13 04:27:38 INFO SignalUtils: Registering signal handler for HUP
22/04/13 04:27:38 INFO SignalUtils: Registering signal handler for INT

Master must be a URL of the form spark://hostname:port

Options:
  -c CORES, --cores CORES  Number of cores to use
  -m MEM, --memory MEM     Amount of memory to use (e.g. 1000M, 2G)
  -d DIR, --work-dir DIR   Directory to run apps in (default: SPARK_HOME/work)
  -i HOST, --ip IP         Hostname to listen on (deprecated, please use --host or -h)
  -h HOST, --host HOST     Hostname to listen on
  -p PORT, --port PORT     Port to listen on (default: random)
  --webui-port PORT        Port for web UI (default: 8081)
  --properties-file FILE   Path to a custom Spark properties file.
                           Default is conf/spark-defaults.conf.