Solution : https://service.sap.com/sap/support/notes/1991615 (SAP Service marketplace login required)
Key words :
customer component han-db-mon sap hana monitoring priority recommendations / additional info category documentation error validity software componentfrom rel, collector data retention time increases, / __%pdfstyle%__font-size, __%pdfstyle%__ / } symptom, collector data retention bear, sap notes 1917938 migration, statistics_schedule set status='inactive', statistics_schedule set status='idle', statistics_alert_thresholds set current_value=null, data retention time
Related Notes :
| 1917938 | Migration of the statistics server for Revision 74 or higher |