</term>

<listitem>

<para>

Controls which message levels are written to the server log.

Controls which <link linkend="runtime-config-severity-levels">message

levels</link> are written to the server log.

Valid values are <literal>DEBUG5</literal>, <literal>DEBUG4</literal>,

<literal>DEBUG3</literal>, <literal>DEBUG2</literal>, <literal>DEBUG1</literal>,

<literal>INFO</literal>, <literal>NOTICE</literal>, <literal>WARNING</literal>,

Controls which SQL statements that cause an error

condition are recorded in the server log. The current

SQL statement is included in the log entry for any message of

the specified severity or higher.

the specified

<link linkend="runtime-config-severity-levels">severity</link>

or higher.

Valid values are <literal>DEBUG5</literal>,

<literal>DEBUG4</literal>, <literal>DEBUG3</literal>,

<literal>DEBUG2</literal>, <literal>DEBUG1</literal>,

</term>

<listitem>

<para>

Controls which message levels are sent to the client.

Controls which

<link linkend="runtime-config-severity-levels">message levels</link>

are sent to the client.

Valid values are <literal>DEBUG5</literal>,

<literal>DEBUG4</literal>, <literal>DEBUG3</literal>, <literal>DEBUG2</literal>,

<literal>DEBUG1</literal>, <literal>LOG</literal>, <literal>NOTICE</literal>,

<literal>NOTICE</literal>. Note that <literal>LOG</literal> has a different

rank here than in <xref linkend="guc-log-min-messages"/>.

</para>

<para>

<literal>INFO</literal> level messages are always sent to the client.

</para>

</listitem>

</varlistentry>