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2745668 - Old backup files of esserver ( for DT ) are not deleted/overwritten at backup -- SAP HANA DT

Symptom

Whenever doing backup of HANA DYT server, for example, following backup files are stored on backup directory.

  .. 155648 Jan 25 00:13 COMPLETE_DATA_BACKUP_databackup_0_1                                           <= indexserver
  .. 3926792297 Jan 24 23:22 COMPLETE_DATA_BACKUP_databackup_1024_1_1548339728827.1  <= esserver
  .. 3926792297 Jan 24 23:55 COMPLETE_DATA_BACKUP_databackup_1024_1_1548341748481.1
  .. 70983236 Jan 25 00:13 COMPLETE_DATA_BACKUP_databackup_1024_1_1548342792013.1
  .. 83894272 Jan 25 00:13 COMPLETE_DATA_BACKUP_databackup_2_1                                       <= xsengine
  .. 2164269056 Jan 25 00:13 COMPLETE_DATA_BACKUP_databackup_3_1                                   <= indexserver

Among files, file name '*_1024_1_*' is esserver backup file and the esserver file is not overwritten at backup time and these esserver files are stored.
But other backup files of indexserver and xsengine are overwritten and remained just one file each. The esserver file name has backup-id included in the file name and it's unique.


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Environment

  • SAP HANA 2.0
  • SAP HANA Dynamic Tiering 2.0

Product

SAP HANA, platform edition 2.0

Keywords

DT backup, Dynamic Tiering backup, esserver backup, , KBA , HAN-DYT , SAP HANA Dynamic Tiering , How To

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