- logfile
Writes logmessages to a file or STDOUT/STDERR.
+ - perl
+ Log messages are propagated to plugins written in Perl as well.
+ See collectd-perl(5).
+
- syslog
Logs to the standard UNIX logging mechanism, syslog.
+ * Notifications can be handled by the following plugins:
+
+ - exec
+ Execute a program or script to handle the notification.
+ See collectd-exec(5).
+
+ - logfile
+ Writes the notification message to a file or STDOUT/STDERR.
+
+ - network
+ Send the notification to a remote host to handle it somehow.
+
+ - perl
+ Notifications are propagated to plugins written in Perl as well.
+ See collectd-perl(5).
+
* Miscellaneous plugins:
- uuid
provide information about issues and significant situations to the user.
Several loglevels let you suppress uninteresting messages.
+Starting with version C<4.3.0> collectd has support for B<monitoring>. This is
+done by checking thresholds defined by the user. If a value is out of range, a
+notification will be dispatched to "notification plugins". See
+L<collectd.conf(5)> for more detailed information about threshold checking.
+
Please note that some plugins, that provide other means of communicating with
the daemon, have manpages of their own to describe their functionality in more
detail. In particular those are L<collectd-email(5)>, L<collectd-exec(5)>,