Symptom
Error message on configuration:
"The selected memory size is below the minimum required for the amount of data stored in your instance. Please select a higher memory size or reduce amount of data."
Environment
SAP Datasphere
Reproducing the Issue
Adjusting down the memory base configuration of Datasphere tenant using tenant flex configuration tab and receiving the error message. Saving is not possible.
Cause
While it may appear as memory downsize is possible looking into Datasphere monitors this adjust needs to meet HDB Estimated memory size requirements.
Resolution
For information on what is possible check following pages:
SAP Help - HDB Estimated Memory Size
SAP Help - HANA Resource Usage Metrics
If you still believe that configuration adjustments should be possible please open a support ticket with HAN-CLS-HC.
See Also
SAP Note - 3219979 - Handle high estimated memory size alert
Keywords
HDB, Estimated Memory, tenant database , KBA , DS-SM , Space Management , HAN-CLS-HC , HANA Cloud Services HANA Cloud , How To