=back
-+=head2 Plugin C<cpu>
+=head2 Plugin C<cpu>
The I<CPU plugin> collects CPU usage metrics.
set to B<false>, B<only> matching disks will be collected. If B<IgnoreSelected>
is set to B<true>, all disks are collected B<except> the ones matched.
+=item B<UseBSDName> B<true>|B<false>
+
+Whether to use the device's "BSD Name", on MacE<nbsp>OSE<nbsp>X, instead of the
+default major/minor numbers. Requires collectd to be built with Apple's
+IOKitLib support.
+
+=item B<UdevNameAttr> I<Attribute>
+
+Attempt to override disk instance name with the value of a specified udev
+attribute when built with B<libudev>. If the attribute is not defined for the
+given device, the default name is used. Example:
+
+ UdevNameAttr "DM_NAME"
+
=back
=head2 Plugin C<dns>
<Plugin "tail">
<File "/var/log/exim4/mainlog">
Instance "exim"
+ Interval 60
<Match>
Regex "S=([1-9][0-9]*)"
DSType "CounterAdd"
next B<Instance> option. This way you can extract several plugin instances from
one logfile, handy when parsing syslog and the like.
+The B<Interval> option allows you to define the length of time between reads. If
+this is not set, the default Interval will be used.
+
Each B<Match> block has the following options to describe how the match should
be performed: