diff --git a/CloudComputing_Lab/modules/ROOT/pages/ansible.adoc b/CloudComputing_Lab/modules/ROOT/pages/ansible.adoc
index 2133075..7dde0cd 100755
--- a/CloudComputing_Lab/modules/ROOT/pages/ansible.adoc
+++ b/CloudComputing_Lab/modules/ROOT/pages/ansible.adoc
@@ -206,3 +206,100 @@
 #
  
 ----
+
+
+
+== Playbook files
+
+=== fluentd conf file
+
+[source,sh]
+----
+# config
+<match debug.*>
+  @type stdout
+</match>
+
+# input
+<source>
+  @type tail
+
+  path /var/log/*.log
+  path_key tailed_path
+
+  tag stats.node
+
+  # parse json
+  <parse>
+    @type json
+  </parse>
+
+  pos_file /tmp/fluentd--1605454018.pos
+</source>
+
+
+# input
+<source>
+  @type tail
+
+  path /var/log-in/*/*
+  path_key tailed_path
+
+  tag log.node
+
+  # parse none
+  <parse>
+    @type none
+  </parse>
+
+  pos_file /tmp/fluentd--1605454014.pos
+</source>
+
+
+# output http
+<match log.*>
+  @type copy
+#  <store>
+#          @type mongo_replset
+#
+#          database fluent
+#          collection logs
+#          nodes ondemand_mongo1:27017,ondemand_mongo2:27017,ondemand_mongo3:27017,ondemand_mongo4:27017,ondemand_mongo5:27017,ondemand_mongo6:27017,ondemand_mongo7:27017
+#
+#          user myusername
+#          password mypassword
+#
+#          replica_set rs1
+#          num_retries 60
+#          capped
+#          capped_size 100m
+#
+#
+#          <buffer>
+#            flush_interval 20s
+#          </buffer>
+#  </store>
+  <store>
+        @type stdout
+  </store>
+
+  <store>
+	  @type file
+	  path /tmp/mylog
+	  <buffer>
+	    timekey 1d
+	    timekey_use_utc true
+	    timekey_wait 10s
+	  </buffer>
+  </store>
+
+
+</match>
+
+<match stats.*>
+  @type copy
+  <store>
+       @type stdout
+  </store>
+</match>
+