A point number 5 should be added at the end of the chapter with instructions on how to check that PXF is indeed running on the reconfigured host and port, for example, by checking the url at http://<PXF_HOST>:<PXF_PORT>/<endpoint>[/<name>] as described in Monitoring PXF
Location: https://gpdb.docs.pivotal.io/pxf/6-2/using/cfghostport.html Administering PXF -> Advanced PXF Configuration -> PXF Service Host and Port
A point number 5 should be added at the end of the chapter with instructions on how to check that PXF is indeed running on the reconfigured host and port, for example, by checking the url at
http://<PXF_HOST>:<PXF_PORT>/<endpoint>[/<name>]
as described in Monitoring PXF