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Non-ZDU Hotfix upgrade simulates a cold start

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Article ID: 84499

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Updated On:

Products

CA Automic Workload Automation - Automation Engine

Issue/Introduction

Error Message :
N/A

A non-ZeroDowntime Upgrade (ZDU) of a hotfix installation simulates a cold start, which may have a negative impact on an AE system.

Investigation
The DB Load log shows the following:
 
20180109/132542.237 - U00038042 Simulate Startmode=COLD
20180109/132542.237 - U00038082 delete from MQ1CP001
20180109/132542.240 - U00038082 delete from MQ1CP002
20180109/132542.244 - U00038082 delete from MQ1CP003
20180109/132542.246 - U00038082 delete from MQ1CP004
20180109/132542.369 - U00038082 delete from MQ1CP005
20180109/132542.373 - U00038082 delete from MQ2CP001
20180109/132542.375 - U00038082 delete from MQ2CP002
20180109/132542.379 - U00038082 delete from MQ2CP003
20180109/132542.383 - U00038082 delete from MQ2CP004
20180109/132542.385 - U00038082 delete from MQ2CP005
20180109/132542.388 - U00038082 delete from MQ1DWP
20180109/132542.391 - U00038082 delete from MQ1JWP
20180109/132542.394 - U00038082 delete from MQ2DWP
20180109/132542.396 - U00038082 delete from MQ2JWP
20180109/132542.534 - U00038082 delete from MQLS
20180109/132542.543 - U00038082 delete from MQMEM
20180109/132542.547 - U00038082 delete from MQ1OWP
20180109/132542.608 - U00038082 delete from MQ1PWP
20180109/132542.612 - U00038082 delete from MQ1QWP
20180109/132542.614 - U00038082 delete from MQ1RWP
20180109/132542.618 - U00038082 delete from MQ2OWP
20180109/132542.620 - U00038082 delete from MQ2PWP
20180109/132542.621 - U00038082 delete from MQ2QWP
20180109/132542.623 - U00038082 delete from MQ2RWP
20180109/132542.627 - U00038082 delete from MQSRV
20180109/132542.633 - U00038082 delete from MQ1WP
20180109/132542.828 - U00038082 delete from MQ2WP
20180109/132542.830 - U00038042 Loading Initialdata ... 

Cause

Cause type:
By design
Root Cause: There are possible different message structures used in old WPs that do not match with the new WPs structure. As a result, jobs will not process at all.

Environment

Release: AUTWAB99000-11.0-Automic Workload Automation-Base Edition
Component:

Resolution

Use ZeroDowntime Upgrade (ZDU) because it does not require a cold start.

Fix Status: No Fix

Fix Version(s):
N/A

Additional Information

Workaround :
N/A
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