From f954910fae1dfd7055316065392635980d8a4cbe Mon Sep 17 00:00:00 2001
From: Johan Kiviniemi <devel@johan.kiviniemi.name>
Date: Fri, 5 Oct 2012 01:01:44 +0300
Subject: [PATCH] Document ntpd IncludeUnitID and add to default config

---
 src/collectd.conf.in  |  1 +
 src/collectd.conf.pod | 10 ++++++++++
 2 files changed, 11 insertions(+)

diff --git a/src/collectd.conf.in b/src/collectd.conf.in
index 7f3e780f..37aceaf9 100644
--- a/src/collectd.conf.in
+++ b/src/collectd.conf.in
@@ -628,6 +628,7 @@
 #	Host "localhost"
 #	Port 123
 #	ReverseLookups false
+#	IncludeUnitID true
 #</Plugin>
 
 #<Plugin nut>
diff --git a/src/collectd.conf.pod b/src/collectd.conf.pod
index 774d918b..b7d08c7c 100644
--- a/src/collectd.conf.pod
+++ b/src/collectd.conf.pod
@@ -3094,6 +3094,16 @@ IP-address may be used in a filename it is recommended to disable reverse
 lookups. The default is to do reverse lookups to preserve backwards
 compatibility, though.
 
+=item B<IncludeUnitID> B<true>|B<false>
+
+When a peer is a refclock, include the unit ID in the I<type instance>.
+Defaults to B<false> for backward compatibility.
+
+If two refclock peers use the same driver and this is B<false>, the plugin will
+try to write simultaneous measurements from both to the same type instance.
+This will result in error messages in the log and only one set of measurements
+making it through.
+
 =back
 
 =head2 Plugin C<nut>
-- 
2.11.0