rhevm-dwh-setup を実行すると : psql: FATAL: autenticação do tipo Ident falhou para usuário "engine_history" エラーが発生します

Issue

• rhevm-dwh-setup コマンドで以下のエラーが発生し、失敗します。

# rhevm-dwh-setup 
Welcome to ovirt-engine-dwh setup utility


This utility can configure a read only user for DB access.Would you like to do so?(yes|no): yes
Error: user name cannot be empty
Provide a username for read-only user : sa_rhevm
Provide a password for read-only user: 
Warning:Weak Password.
Re-type password: 
Should postgresql be setup with secure connection?(yes|no): yes
Creating DB...                                        [ ERROR ]
Error encountered while installing rhevm-dwh, please consult the log file:/var/log/ovirt-engine/rhevm-dwh-setup-2014_02_20_16_37_47.log