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3102080 - RetainedFree status log segment accumulated on replication tier site while replication status is normal

Symptom

  • You notice log segment accumulated on replication tier site while replication status is active.
  • You can use the following command at os level to check the log states:
    • for i in $(find -L /hana/log/${DIR_INSTANCE:9:3} -name 'hdb*' -type d) ; do echo $i ; hdblogdiag seglist $i | grep -oP 'Formatting|Preallocated|Writing|Closed|Truncated|BackedUp|RetainedFree|\bFree\b' | sort | uniq -c ; done
  • After checking the log segment's status, you find they are all in RetainedFree status.


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Environment

  • SAP HANA, platform edition 2.0
  • Multi-tier system replication

Product

SAP HANA, platform edition 2.0

Keywords

system replication; RetainedFree; retention; enable_log_retention; force; force_on_takeover; multitier; primary; secondary; tier , KBA , HAN-DB-HA , SAP HANA High Availability (System Replication, DR, etc.) , Problem

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