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Forecast Engine Is Hanging Through Workflow (Doc ID 2447442.1)

Last updated on DECEMBER 04, 2019

Applies to:

Oracle Demantra Demand Management - Version 12.2.4 and later
Information in this document applies to any platform.

Symptoms

On : 12.2.4 version, Engine

ACTUAL BEHAVIOR
---------------
Forecast Engine is not working in Production from the workflow. The engine hangs after a while
 
The engine logs stop at :

 

22:55:29:250 Finished Analyzing Table : MDP_MATRIX
22:55:29:250 4 branches were created.
22:55:29:261 Creating engines...
22:55:29:262 Communication String to Engine (ID: 0) : <SERVER> <IP> 0 <PORT> /engineManager 0 0
22:55:29:262 Engine (ID: 0) on machine xxxxxxx.xxxxxxx.com was successfully initiated.
22:55:29:262 1 engines were created.

 

Prior to the engine run, a few hours earlier on as per the collaborator logs there was a connection issue as we see Broken pipe error

2018-08-10 22:01:15,167 [[ACTIVE] ExecuteThread: '17' for queue: 'weblogic.kernel.Default (self-tuning)'] INFO  tunnel.general: java.net.SocketException: Broken pipe (Write failed)
2018-08-10 22:01:17,053 [[ACTIVE] ExecuteThread: '11' for queue: 'weblogic.kernel.Default (self-tuning)'] INFO  tunnel.general: java.net.SocketException: Broken pipe (Write failed)
2018-08-10 22:01:19,369 [[ACTIVE] ExecuteThread: '1' for queue: 'weblogic.kernel.Default (self-tuning)'] INFO  tunnel.general: java.net.SocketException: Broken pipe (Write failed)
2018-08-10 22:01:21,469 [[ACTIVE] ExecuteThread: '21' for queue: 'weblogic.kernel.Default (self-tuning)'] INFO  tunnel.general: java.net.SocketException: Broken pipe (Write failed)


EXPECTED BEHAVIOR
-----------------------
Forecast Engine should work fine in Production .

STEPS
-----------------------
The issue can be reproduced at will with the following steps:
1. Log into Workflow Manager.
2. Run an workflow that start Linux engine.
3. Engine is not starting.



Changes

 

Cause

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In this Document
Symptoms
Changes
Cause
Solution


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