Knowledge Document: MaxDB database diff./full backups is getting completed with errors

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Environment

Data Protector version 23.3
Operation System in Cell Manager is Windows 2016
Operating System in client is SLES 12 SP5
MaxDB version 7.9.08.23

Situation

Getting error message when running MaxDB database backup job. The error message shows in session report:

[Critical] From: OB2BAR_SAPDBBAR@maxdbserver "SDB"  Time: 11/03/23 21:46:35
    Error: MaxDB responded with: -24920,ERR_BACKUPOP: backup operation was unsuccessful
The database request was canceled and ended with error 0. The backup tool ended with 0 as sum of exit codes.

Resolution

This is a MaxDB side issue. Ask MaxDB team to change setting from their side. 
Example:

  1. Environment variable DBM_KTO_SUCCESS should be set to value 600 (10 minutes) or 900 (15 minutes).
  2. CacheMemorySize parameter from 427520 to 655306

Access article on support portal

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