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3467245 - Pool/ColumnStore/Main/Dictionary/RoDict or Pool/ColumnStoreTables/Main/Dictionary/RoDict high memory allocation

Symptom

There is a high memory usage value on the allocators:

  • "Pool/ColumnStore/Main/Dictionary/RoDict"

or

  • "Pool/ColumnStoreTables/Main/Dictionary/RoDict"

The high value can be reported in a Memory Overview script output (HANA_Memory_Overview_* script from SQLStatements in SAP note 1969700) or can appear in an indexserver trace.

e.g. HANA heap memory (used);      100;      100 (sfgdfd);       60 (Pool/ColumnStore/Main/Dictionary/RoDict)


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Environment

SAP HANA 1.0 platform edition

SAP HANA 2.0 platform edition

Product

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

Keywords

memory, heap, allocator, OOM, out of memory, technical tables, ColumnStore , KBA , HAN-DB , SAP HANA Database , Problem

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