pcp_promote_node - promote a node as new main from pgpool-II
Usage:
pcp_promote_node [OPTION...] [node-id]
Options:
  -U, --username=NAME    username for PCP authentication
  -h, --host=HOSTNAME    pgpool-II host
  -p, --port=PORT        PCP port number
  -w, --no-password      never prompt for password
  -W, --password         force password prompt (should happen automatically)
  -n, --node-id=NODEID   ID of a backend node
  -g, --gracefully       promote gracefully(optional)
  -d, --debug            enable debug message (optional)
  -v, --verbose          output verbose messages
  -?, --help             print this help