SAP Knowledge Base Article - Preview

2960700 - HANA datavolume reclaim job does not free up expected space

Symptom

  • In HANA Platform, after executing the datavolume reclaim query, ALTER SYSTEM RECLAIM DATAVOLUME 120 DEFRAGMENT, you observe that the expected space is not released. 
  • If you check the relevant Indexserver trace, you will find an entry like:
    PhysicalPageAcce DataVolumePartitionImpl.cpp(01404) : DVolPart::reclaim: Stop marking and moving due to intensive parallel workload, or unfavourable distribution of page sizes. Left reclaim boundary reached 0 times; could not move right reclaim boundary 5 times


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Environment

  • SAP HANA, platform edition 2.0

Product

SAP HANA 1.0, platform edition ; SAP HANA, platform edition 2.0 ; SAP S/4HANA 1809

Keywords

SAP HANA, sap_hana, database, db, platform , KBA , HAN-DB , SAP HANA Database , HAN-DB-PER , SAP HANA Database Persistence , Problem

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