Monitoring Storage Node capacity

To monitor the amount of usable space available on a Storage Node go to Storage Node > LDR > Storage > Overview > Main and note the current value for the attribute Total Usable Space (STAS).

Overview page LDR service

Total Usable Space (STAS) is calculated by adding together the available space of all object stores for a Storage Node. A Storage Node does not become read‐only until all object stores are filled to configured watermark settings.
Conceptual drawing for Total Usable Space