NSCD is not caching LDAP users reliably

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Issue

There are times when performing an id against an LDAP user where the user is not found in the nscd cache, when we know for a fact that the user does exist:

# id ldapuser1
id: ldapuser1: No such user

How to set nscd into paranoia mode

Environment

Red Hat Enterprise Linux 5
Red Hat Enterprise Linux 6

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