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<chapter Id="runtime-config">

<title>Run-time Configuration</title>

connection. This is off by default, although it is probably very

useful. Some client programs, like <application>psql</>, attempt

to connect twice while determining if a password is required, so

duplicate <literal>connection received</>messasges are not a sign

ofproblem.This option can only be set at server start or in the

<filename>postgresql.conf</filename> configuration file.

duplicate <quote>connection received</>messages do not

necessarily indicate aproblem. This option can only be set at

server start or in the<filename>postgresql.conf</> configuration file.

</para>

</listitem>

</varlistentry>