2348397 - Data volume sizes are different between primary and secondary | SAP Knowledge Base Article

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2348397 - Data volume sizes are different between primary and secondary

Symptom

Normally the volume size of primary side can be larger than the secondary side.
Because per default system replication snapshots are preserved for 120 minutes in primary side before they are dropped.
You can find more detailed information and the related parameter in SAP note 1999880.

global.ini
[system_replication]
datashipping_snapshot_max_retention_time

In this article we talk about a situation that the size of the primary system is much smaller than secondary system.


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Environment

HANA Database 1.0 all revisions

Product

SAP HANA, enterprise edition 1.0

Keywords

system replication, hdbnsutil, reclaim, hdbcons, shink, HANA studio, register   , KBA , HAN-DB-HA , SAP HANA High Availability (System Replication, etc.) , HAN-DB , SAP HANA Database , How To

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