doc: add note about minsamples to FAQ

diff --git a/doc/faq.adoc b/doc/faq.adoc
index 318b418ae192bcaa762e85c91383f80fd82d4720..04cdae8d18fb84c43540dce2340daa3d2b1572fd 100644 (file)
--- a/doc/faq.adoc
+++ b/doc/faq.adoc
@@ -267,6 +267,10 @@ maxchange 1000 1 1
 maxclockerror 15
 ----
 
+Note that increasing `minsamples` may cause the offsets in the `tracking` and
+`sourcestats` reports/logs to be significantly smaller than the actual offsets
+and be unsuitable for monitoring.
+
 === What happened to the `commandkey` and `generatecommandkey` directives?
 
 They were removed in version 2.2. Authentication is no longer supported in the