The following procedure will help you enable SIOC on a datastore:
- Connect to the vCenter Server using the web client and switch to the Storage view using the key combination Ctrl + Alt + 4.
- Right-click on the desired datastore and go to Configure Storage I/O Control...:
- On the Configure Storage I/O Control window, select the checkbox Enable Storage I/O Control, set a custom Congestion Threshold (only if needed) and click OK to confirm the settings:
- With the virtual machine selected from the inventory, navigate to its Configure | General tab and review its Datastore Capabilities settings to ensure that SIOC Status shows Enabled: