Sync comments

testing/deployments/hub.yaml

@@ -114,15 +114,14 @@ singleuser:
     singleuser-webdav-wrapper.sh:
       mode: 0755
       mountPath: /usr/local/bin/jupyterhub-singleuser-webdav-wrapper
-
       #NotebookNotary.db_file=':memory:' is used due to issues
       #notebook notary file was causing in ~/.jupyter in ownCloud mount
       #
       #LabApp.custom_css=True allows to use custom CSS for EOSC style
       #
-      #ResourceUseDisplay.mem_warning_threshold=0.75 sets memory warning at 75%
-      #threshold for resource-usage extension which is also used by EGI
-      #notebooks-resource-warning extension 
+      #ResourceUseDisplay.mem_warning_threshold=0.25 sets for resource-usage
+      #extension to warn about used memory when only 25% of memory is available
+      #which is also used by EGI notebooks-resource-warning extension
       stringData: |-
         #! /bin/sh
         #