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2952353 - Large size of memory usage on allocators Pool/RowEngine/MonitorView

Symptom

The largest heap allocator which causes Out Of Memory is identified as below:

  • Pool/RowEngine/MonitorView
  • Pool/RowEngine/MonitorView/<monitor_view_name>
  • Pool/RowEngine/MonitorView/Resident/<monitor_view_name>
  • Pool/RowEngine/MonitorView/StatisticsMonitors/<monitor_view_name>

<monitor_view_name> might be related to one of below Views:

  • M_MERGED_TRACES
  • M_CONTEXT_MEMORY
  • M_DEV_INDEX_COLUMNS
  • M_UNDO_CLEANUP_FILES
  • M_DEV_BACKUP_CATALOG_LOG


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Environment

  • HANA database platform 1.0
  • HANA database platform 2.0

Product

SAP HANA 1.0, platform edition ; SAP HANA, platform edition 2.0

Keywords

OOM, high memory, dump, column store, heap memory , KBA , HAN-DB , SAP HANA Database , HAN-DB-ENG , SAP HANA DB Engines , How To

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