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SAP Knowledge Base Article - PreviewSymptom
After HDB cluster failover its observed that during a failback former primary was syncing with new primary with full replica. Why is former primary doing full replica instead of using retained log.
Nameserver trace of the former primary (new secondary) contains info messages like:
i PersistenceManag PersistenceManager.cpp(00341) : no valid replication snapshot found -> sync primary and secondary with full data shipping!
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Environment
SAP HANA Platform 2.0
Product
SAP HANA, platform edition 2.0
Keywords
Log Retention, snapshot, savepoints, sync, DR Drill, DR test, full sync, delta log replay, , KBA , HAN-DB-HA , SAP HANA High Availability (System Replication, DR, etc.) , Problem
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