sure B<cpufreqd> (L<http://cpufreqd.sourceforge.net/>) or a similar tool is
installed and an "cpu governor" (that's a kernel module) is loaded.
-If system has I<cpufreq-stats> kernel module loaded, this plugin reports
-rate of p-state (cpu frequency) transitions and percent of time, spent in each
-p-state.
+If the system has the I<cpufreq-stats> kernel module loaded, this plugin reports
+the rate of p-state (cpu frequency) transitions and the percentage of time spent
+in each p-state.
=head2 Plugin C<cpusleep>