Path to the PEM-encoded CA certificate file. Setting this option enables TLS
communication with the MQTT broker, and as such, B<Port> should be the TLS-enabled
port of the MQTT broker.
-A valid TLS configuration requires B<CACert>, B<CertificateFile> and B<CertificateKeyFile>.
+This option enables the use of TLS.
=item B<CertificateFile> I<file>
Path to the PEM-encoded certificate file to use as client certificate when
connecting to the MQTT broker.
-A valid TLS configuration requires B<CACert>, B<CertificateFile> and B<CertificateKeyFile>.
+Only valid if B<CACert> and B<CertificateKeyFile> are also set.
=item B<CertificateKeyFile> I<file>
Path to the unencrypted PEM-encoded key file corresponding to B<CertificateFile>.
-A valid TLS configuration requires B<CACert>, B<CertificateFile> and B<CertificateKeyFile>.
+Only valid if B<CACert> and B<CertificateFile> are also set.
=item B<TLSProtocol> I<protocol>
C<tlsv1.2>) to use for the TLS connection to the broker. If not set a default
version is used which depends on the version of OpenSSL the Mosquitto library
was linked against.
+Only valid if B<CACert> is set.
=item B<CipherSuite> I<ciphersuite>
A string describing the ciphers available for use. See L<ciphers(1)> and the
C<openssl ciphers> utility for more information. If unset, the default ciphers
will be used.
-
+Only valid if B<CACert> is set.
=back
or SQL threads are not running. Defaults to B<false>.
=item B<WsrepStats> I<true|false>
-
+
Enable the collection of wsrep plugin statistics, used in Master-Master
replication setups like in MySQL Galera/Percona XtraDB Cluster.
User needs only privileges to execute 'SHOW GLOBAL STATUS'
-
+
=item B<ConnectTimeout> I<Seconds>
Sets the connect timeout for the MySQL client.
grouped by version and whether the system runs as server or client.
It is possibly to omit metrics for a specific NFS version by setting one or
-more of the following options to B<false> (all of them default to B<true>).
+more of the following options to B<false> (all of them default to B<true>).
=over 4
This is useful for deploying I<collectd> in a heterogeneous environment, where
swap sizes differ and you want to specify generic thresholds or similar.
+=item B<ReportIO> B<true>|B<false>
+
+Enables or disables reporting swap IO. Defaults to B<true>.
+
+This is useful for the cases when swap IO is not neccessary, is not available,
+or is not reliable.
+
=back
=head2 Plugin C<syslog>
=item B<BlockDeviceFormat> B<target>|B<source>
If I<BlockDeviceFormat> is set to B<target>, the default, then the device name
-seen by the guest will be used for reporting metrics.
+seen by the guest will be used for reporting metrics.
This corresponds to the C<E<lt>targetE<gt>> node in the XML definition of the
domain.