Hi, All 

I have been experienced an issue on my oVirt installation 
which failed on this step, 

Installing:
AIO: Validating CPU Compatibility...                               [ DONE ]
Configuring oVirt-engine...                                        [ DONE ]
Creating CA...                                                     [ DONE ]
Editing JBoss Configuration...                                     [ DONE ]
Setting Database Configuration...                                  [ DONE ]
Setting Database Security...                                       [ DONE ]
Creating Database...                                               [ DONE ]
Updating the Default Data Center Storage Type...                   [ DONE ]
Editing oVirt Engine Configuration...                              [ DONE ]
Editing Postgresql Configuration...                                [ DONE ]
Configuring the Default ISO Domain...                              [ DONE ]
Configuring Firewall (iptables)...                                 [ DONE ]
Starting JBoss Service...                                          [ DONE ]
Handling HTTPD...                                                  [ DONE ]
AIO: Creating storage directory...                                 [ DONE ]
AIO: Adding Local Datacenter and cluster...                        [ DONE ]
AIO: Adding Local host (This may take several minutes)...       [ ERROR ]
Error: Timed out while waiting for host to start


whatever I still couldnot get it fix.
Could you please give any help?

list my enviroment below and see log enclosed for details 

OS:CentOS 6 x86-64
Repo: http://www.dreyou.org/ovirt/ovirt-dre.repo 
PKG: ovirt-engine-setup-plugin-allinone.noarch

With many thanks 

-Johnny Tao