pcp_pool_status
Example
Here is an example output:
$ pcp_pool_status -h localhost -U postgres
name : listen_addresses
value: localhost
desc : host name(s) or IP address(es) to listen to
name : port
value: 9999
desc : pgpool accepting port number
name : socket_dir
value: /tmp
desc : pgpool socket directory
name : pcp_port
value: 9898
desc : PCP port # to bind