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3532417 - secondary system memory usage higher than primary system

Symptom

In system replication environment, you notice secondary system is facing memory shortage while primary's memory usage is normal.

The global_allocation_limit is same for both primary and secondary system, and after checking both primary and secondary system's memory usage, you notice the big difference exists for allocators like Pool/PersistenceManager/PersistentSpace/DefaultPageProvider:DataPage and Pool/PersistenceManager/PersistentSpace/DefaultLPA/ShadowPage.


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Environment

SAP HANA PLATFORM 2.0

Product

SAP HANA, platform edition 2.0

Keywords

secondary memory usage, allocator, Pool/PersistenceManager/PersistentSpace/DefaultPageProvider:DataPage, Pool/PersistenceManager/PersistentSpace/DefaultLPA/ShadowPage, disk IO, replication , KBA , HAN-DB-HA , SAP HANA High Availability (System Replication, DR, etc.) , HAN-DB , SAP HANA Database , Problem

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