Solution : https://service.sap.com/sap/support/notes/1447213 (SAP Service marketplace login required)
Key words :
high livecache data volume fill level, terms ewast-ser 701_2010_1 reason, sps 23 including st-ser 701_2010_1, service tools 'st-ser' release, attribute 'sizing' 'total wp', sap solution manager release 7, upgrade sap solution manager 7, basis sap solution manager 7, service content update date, running earlywatch alert report