http://mapserver.org/tinyows/openlayershowto.html
http://mapserver.org/tinyows/serverinstallation.html

./<cgi-bin directory>/tinyows

<?xml version='1.0' encoding='UTF-8'?>
 <ows:ExceptionReport
  xmlns='http://www.opengis.net/ows'
  xmlns:ows='http://www.opengis.net/ows'
  xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance'
  xsi:schemaLocation='http://www.opengis.net/ows     http://schemas.opengis.net/ows/1.0.0/owsExceptionReport.xsd'
  version='1.1.0' language='en'>
  <ows:Exception exceptionCode='ConnectionFailed' locator='init_OWS'>
   <ows:ExceptionText>Connection to database failed</ows:ExceptionText>
  </ows:Exception>
 </ows:ExceptionReport>