3008959 - HANA upgrade failed with error "Operation 'HdbServerUpdate_v11' finished on host with exit code -20"

You are upgrading your HANA system. And after upgrade, you could find HANA is already upgraded to the target revision successfully and also can be started successfully, but you could find the following error in the hdblcm.log:

03:32:48.916 - ERR : Update of SAP HANA Database components failed.

03:32:49.681 - INFO: Summary of critical errors

03:32:48.916 - ERR :   Update of SAP HANA Database components failed.

03:32:17.428 - ERR :     Update of SAP HANA Database through SAP Host Agent Operation failed!

03:32:16.428 - ERR :       Update of SAP HANA Database on host '<hostname>' failed!

03:28:35.604 - INFO:         Executing operation 'HdbServerUpdate_v11' on host '<hostname>' (user: '<sid>adm', url: 'https://<hostname>:1129', timeout: 0)

03:28:35.604 - INFO:             ARCHIVE_DIR: '/usr/sap/dumpoha/extracted/SAP_HANA_DATABASE/server'

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03:30:34.647 - INFO:         |  Stopping system...

03:30:34.647 - INFO:         |    Stopping 9 processes on host '<hostname>' (worker):

03:30:34.647 - INFO:         |      Stopping on '<hostname>' (worker): hdbdaemon, hdbcompileserver, hdbdiserver (OCD), hdbindexserver (OCD), hdbnameserver, hdbpreprocessor, hdbscriptserver (OCD), hdbwebdispatcher, hdbxsengine (OCD)

03:32:08.158 - INFO:         |    All server processes stopped on host '<hostname>' (worker).

03:32:16.427 - INFO:

03:32:16.428 - INFO:         Operation 'HdbServerUpdate_v11' finished on host '<hostname>' with exit code -20

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SHA, ugprade failed, hdblcm.log, hdbupd.log, hdblcm, SAP Host Agent, update , KBA , HAN-LM-UPG-DB , Upgrade of HANA Database , How To