Applies to ONTAP System Manager (OSM) ONTAP 9 Answer System Manager not support change attribute "autosize-mode". Default attribute "autosize-mode" is 'grow' from system manager. Additional Informatio...Applies to ONTAP System Manager (OSM) ONTAP 9 Answer System Manager not support change attribute "autosize-mode". Default attribute "autosize-mode" is 'grow' from system manager. Additional Information Add a volume How to effectively monitor and get informed when a volume grows by autosize