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-rw-r--r--nscd/nscd.conf6
1 files changed, 6 insertions, 0 deletions
diff --git a/nscd/nscd.conf b/nscd/nscd.conf
index 39b875912d..487ffe461d 100644
--- a/nscd/nscd.conf
+++ b/nscd/nscd.conf
@@ -3,6 +3,9 @@
 #
 # An example Name Service Cache config file.  This file is needed by nscd.
 #
+# WARNING: Running nscd with a secondary caching service like sssd may lead to
+#          unexpected behaviour, especially with how long entries are cached.
+#
 # Legal entries are:
 #
 #	logfile			<file>
@@ -23,6 +26,9 @@
 #	check-files		<service> <yes|no>
 #	persistent		<service> <yes|no>
 #	shared			<service> <yes|no>
+#	NOTE: Setting 'shared' to a value of 'yes' will accelerate the lookup,
+#	      but those lookups will not be counted as cache hits
+#	      i.e. 'nscd -g' may show '0%'.
 #	max-db-size		<service> <number bytes>
 #	auto-propagate		<service> <yes|no>
 #