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3306636 - "HANA alert 51" occurred while uaa-audit.log is the largest file

Symptom

You get a HANA alert 51, and a message similar with "There are diagnosis files of size greater than or equal to <'1911.79'> MB. This can indicate a problem with the database.".

If run the queries below in the SYSTEMDB of the affected HANA DB instance,
SELECT * FROM "SYS_DATABASES"."M_TRACEFILES" ORDER BY FILE_SIZE DESC;
SELECT * FROM "SYS"."M_DATABASE";

you can see the largest file is "uaa-audit.log", the size is 2014MB, mostly reached 1.97 GB.

DATABASE_NAME, HOST,  FILE_NAME,                  FILE_SIZE,  FILE_MTIME                    
SYSTEMDB, xxx, uaa-audit.log, 2112479768, 2023-02-03 11:13:08.000000000
SYSTEMDB, xxx, backint_20230202132436.gz, 59324301, 2023-02-02 13:24:44.000000000
SYSTEMDB, xxx, backint_version_delete.log, 59158149, 2023-02-03 10:01:24.000000000

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Environment

  • SAP HANA Extended Application Services, Advanced Model version higher than 1.0.144 

Product

SAP HANA 1.0, platform edition ; SAP HANA, platform edition 2.0

Keywords

uaa-audit.log, HANA alert 51, there are diagnosis files of size greater than or equal to, this can indicate a problem with the database, AuditLog.File.MaxFiles, AuditLog.File.MaxSizeBytes, bytes, MB, xscontroller.ini , KBA , BC-XS-RT , OP Runtime / XS Controller , Problem

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