...
Test with parameters PGPOOL_CHILD_MAX_CONNECTIONS=20 --env PGPOOL_MAX_POOL=20
test with parameters PGPOOL_CHILD_MAX_CONNECTIONS=1 --env PGPOOL_MAX_POOL=20
test with parameters PGPOOL_CHILD_MAX_CONNECTIONS=5 --env PGPOOL_MAX_POOL=5
test with parameters PGPOOL_CHILD_MAX_CONNECTIONS=20 --env PGPOOL_MAX_POOL=1