trying to install for the 1st time, cloudera-manager-installer.bin runs without issue   i go to the web interface & get through several pages taking all the defaults, & then reach database-setup where i'm stuck   the activity/service/host monitors are all checked & a random 1 always works, but the other 2 complain with:   "Unexpected error. Unable to verify database connection"    if i back up a page a change my role assignments to move the major functions to a different server than the 1 i'm instlaling from i can get 2 of the montiors to work with only 1 failure, again a the failure is from a random monitor   i've uninstalled/reinstalled multiple times trying various perturbations prior to the database-setup   my hostname is the FQDN & /etc/hosts is in the formant of:  IP FQDM HOSTNAME   /etc/cloudera-scm-server/db.mgmt.properties uses FQDM for the 3 monitors   my OS is rhel6.4 with all latest updates   lsof shows postgres listening to port 7432 on all interfaces ... View more