psql: FATAL: Ident authentication failed for user "username"

Solution Verified - Updated -

Issue

  • I am unable to login into postgresql database as a database user. I am getting an error message psql: FATAL: Ident authentication failed for user "username"
# psql postgres -U "postgres"psql: FATAL Ident authentication failed for user "postgres"

Environment

  • Red Hat Enterprise Linux 3,4,5

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